| Subfamily | Dexiinae Macquart, 1834
| 158 1993 | Genera Species |
| Subfamily | Exoristinae Robineau-Desvoidy, 1863
| 334 6068 | Genera Species |
| Subfamily | Goniinae Sabrosky, 1999
| 54 232 | Genera Species |
| Subfamily | Phasiinae Robineau-Desvoidy, 1830
| 61 1265 | Genera Species |
| Subfamily | Proseninae Townsend, 1892
| 11 47 | Genera Species |
| Subfamily | Tachininae Robineau-Desvoidy, 1830
| 288 4769 | Genera Species |
| Genus | Abepalpus Townsend, 1931
| 1 | Species |
| Genus | Abolodoria Townsend, 1934
| 1 | Species |
| Genus | Acemeigenia Rondani, 1861 ⇒ Vibrissina
| 1 | Species |
| Genus | Acemyia Robineau-Desvoidy, 1830
| 5 | Species |
| Genus | Acemyiopsis Townsend, 1915
| 1 | Species |
| Genus | Acephana Townsend, 1916 ⇒ Anagonia
| 0 | Species |
| Genus | Achaetoneura Brauer & Bergenstamm, 1891 ⇒ Lespesia
| 20 | Species |
| Genus | Achaetoneurilla Mesnil, 1939
| 0 | Species |
| Genus | Achaetoneuropsis Townsend, 1927
| 2 | Species |
| Genus | Acomyia Robineau-Desvoidy, 1830 ⇒ Acemya
| 3 | Species |
| Genus | Acroceronia Cortes, 1951
| 1 | Species |
| Genus | Acromera Lioy, 1864 ⇒ Exorista
| 0 | Species |
| Genus | Acromiodexia Townsend, 1931
| 0 | Species |
| Genus | Acronacantha van der Wulp, 1891
| 1 | Species |
| Genus | Actinactia Robineau-Desvoidy, 1830 ⇒ Ceromyia
| 1 | Species |
| Genus | Actinochaeta Brauer & von Bergenstamm, 1889
| 4 | Species |
| Genus | Actinochaetopsis Townsend, 1934
| 1 | Species |
| Genus | Actinochaetopteryx Townsend, 1927
| 12 | Species |
| Genus | Actinocrocuta Meigen, 1803 ⇒ Phantasiosiphona
| 1 | Species |
| Genus | Actinodoria Townsend, 1927
| 4 | Species |
| Genus | Actinominthella Townsend, 1928
| 1 | Species |
| Genus | Actinomintho Townsend, 1928
| 1 | Species |
| Genus | Actinophryno Townsend, 1928 ⇒ Lixophaga
| 1 | Species |
| Genus | Actinoplagia Blanchard, 1940
| 1 | Species |
| Genus | Actinoprosopa Townsend, 1927
| 2 | Species |
| Genus | Actinotachina Townsend, 1908 ⇒ Epiprospherysa
| 7 | Species |
| Genus | Actiopsis Townsend, 1917 ⇒ Actia
| 2 | Species |
| Genus | Acuphocera Townsend, 1926 ⇒ Cuphocera
| 2 | Species |
| Genus | Acuphoceropsis Blanchard, 1943
| 1 | Species |
| Genus | Adercomyia Arnaud, 1963
| 2 | Species |
| Genus | Adidyma Townsend, 1935
| 1 | Species |
| Genus | Adjeania
| 1 | Species |
| Genus | Admontiopsis Townsend, 1915
| 0 | Species |
| Genus | Aeglops Aldrich, 1934
| 1 | Species |
| Genus | Aeolofrontina Townsend, 1928
| 1 | Species |
| Genus | Aesia Richter, 2011
| 1 | Species |
| Genus | Aetylia Robineau-Desvoidy, 1863 ⇒ Phebellia
| 3 | Species |
| Genus | Afrella Robineau-Desvoidy, 1826
| 0 | Species |
| Genus | Afrellia Robineau-Desvoidy, 1863
| 1 | Species |
| Genus | Africodexia Townsend, 1933
| 0 | Species |
| Genus | Afrolixa Curran, 1939
| 1 | Species |
| Genus | Afromeigenia Curran, 1927
| 1 | Species |
| Genus | Afrophasia Curran, 1939
| 1 | Species |
| Genus | Afroplagia Curran, 1938
| 2 | Species |
| Genus | Afrororia Curran, 1938
| 0 | Species |
| Genus | Afrosturmia Curran, 1927
| 1 | Species |
| Genus | Afrovoria Curran, 1938 ⇒ Hystricovoria
| 1 | Species |
| Genus | Afzelia Robineau-Desvoidy, 1863 Mahogany | 11 | Species |
| Genus | Agaedioxenis Villeneuve, 1939
| 3 | Species |
| Genus | Agculocera Macquart, 1855 ⇒ Acemya
| 4 | Species |
| Genus | Agicuphocera Townsend, 1915
| 1 | Species |
| Genus | Aglummyia Townsend, 1912
| 2 | Species |
| Genus | Agrarialia Curran, 1934
| 1 | Species |
| Genus | Aguilarina Mesnil, 1963
| 0 | Species |
| Genus | Ahrensia Robineau-Desvoidy, 1863
| 2 | Species |
| Genus | Akosempomyia Villeneuve, 1932
| 1 | Species |
| Genus | Albertia Rondani, 1843
| 0 | Species |
| Genus | Albiniola Mesnil, 1972 ⇒ Macquartia
| 0 | Species |
| Genus | Albunia Macquart, 1835
| 0 | Species |
| Genus | Aldrichiopa Guimaraes, 1971
| 2 | Species |
| Genus | Aldrichocyptera Townsend, 1936
| 0 | Species |
| Genus | Aldrichomyia Özdikmen, 2006
| 1 | Species |
| Genus | Alexogloblinia Cortes, 1945
| 1 | Species |
| Genus | Alitophasia Townsend, 1934 ⇒ Catharosia
| 0 | Species |
| Genus | Allelomyia González, 1992
| 1 | Species |
| Genus | Allophora Robineau-Desvoidy, 1830 ⇒ Besserioides
| 5 | Species |
| Genus | Alloprosopaea Villeneuve, 1923
| 2 | Species |
| Genus | Allosturmia Blanchard, 1958
| 1 | Species |
| Genus | Almugmyia Townsend, 1911
| 2 | Species |
| Genus | Alocatissa Hendel, 1930 ⇒ Ptilomyia
| 1 | Species |
| Genus | Alophorapsis
| 1 | Species |
| Genus | Alophorella Robineau-Desvoidy, 1830 ⇒ Besserioides
| 2 | Species |
| Genus | Alophorellopsis Townsend, 1927 ⇒ Phasia
| 2 | Species |
| Genus | Alophorophasia Robineau-Desvoidy, 1830 ⇒ Besserioides
| 3 | Species |
| Genus | Alophoropsis Townsend, 1915 ⇒ Phasia
| 3 | Species |
| Genus | Alpinoplagia Townsend, 1931
| 1 | Species |
| Genus | Alsopsyche Brauer & von Bergenstamm, 1891
| 1 | Species |
| Genus | Althanatus Reinhard, 1947
| 0 | Species |
| Genus | Amazohoughia Townsend, 1934
| 2 | Species |
| Genus | Amblychaeta Aldrich, 1934
| 1 | Species |
| Genus | Ambychaeta Aldrich, 1934
| 0 | Species |
| Genus | Amedea Robineau-Desvoidy, 1830
| 1 | Species |
| Genus | Amedoria Brauer & Bergenstamm, 1889 ⇒ Velocia
| 0 | Species |
| Genus | Ameniamima Crosskey, 1973
| 0 | Species |
| Genus | Amesioclea Villeneuve, 1936
| 1 | Species |
| Genus | Amesiomima Mesnil, 1950
| 1 | Species |
| Genus | Amicrotrichomma Townsend, 1927
| 3 | Species |
| Genus | Amnonia Kugler, 1971
| 2 | Species |
| Genus | Amphiboliopsis Townsend, 1926
| 0 | Species |
| Genus | Amplipila Curran, 1927 ⇒ Crypsina
| 1 | Species |
| Genus | Amsteinia Bremi, 1858
| 1 | Species |
| Genus | Amyclaea Robineau-Desvoidy, 1863 ⇒ Dinera
| 1 | Species |
| Genus | Anachaetopsis Brauer & Bergenstamm, 1889 ⇒ Ligeria
| 3 | Species |
| Genus | Anacomptomyia Curran, 1927
| 0 | Species |
| Genus | Anadiscalia Curran, 1934
| 1 | Species |
| Genus | Anadistichona Townsend, 1934
| 1 | Species |
| Genus | Anaeudora Townsend, 1933 ⇒ Mikia
| 5 | Species |
| Genus | Anameriania Zimin, 1960
| 1 | Species |
| Genus | Anametopochaeta Townsend, 1919
| 1 | Species |
| Genus | Anapatica Richter, 2001
| 0 | Species |
| Genus | Anaperistommyia Townsend, 1926 ⇒ Halydaia
| 1 | Species |
| Genus | Anaphorinia Macquart, 1851 ⇒ Anoxynopsoidea
| 1 | Species |
| Genus | Anastellorhina Bigot, 1885 ⇒ Apatemyia
| 1 | Species |
| Genus | Anazeuxia Mesnil, 1980
| 0 | Species |
| Genus | Anazygosturmia Townsend, 1927
| 3 | Species |
| Genus | Ancylogaster Bigot, 1884
| 1 | Species |
| Genus | Andesimyia Brèthes, 1909
| 1 | Species |
| Genus | Andicesa Kocak & Kemal, 2010
| 0 | Species |
| Genus | Andinomyia Townsend, 1912
| 5 | Species |
| Genus | Andrina Robineau-Desvoidy, 1863
| 2 | Species |
| Genus | Androcyptera Townsend, 1927 ⇒ Cylindromyia
| 1 | Species |
| Genus | Androeuryops Beneway, 1961
| 0 | Species |
| Genus | Androphana Brauer & Bergenstamm, 1889 ⇒ Strongygaster
| 1 | Species |
| Genus | Androsoma Cortes & Campos, 1971
| 1 | Species |
| Genus | Anechuromyia Mesnil & Shima, 1979
| 1 | Species |
| Genus | Anemorilla Townsend, 1915
| 1 | Species |
| Genus | Anemya Robineau-Desvoidy, 1863
| 1 | Species |
| Genus | Anemyia Verrall, 1882
| 0 | Species |
| Genus | Anepalpus Townsend, 1931
| 2 | Species |
| Genus | Anhangabahuia Townsend, 1931
| 1 | Species |
| Genus | Anna Malloch, 1926
| 1 | Species |
| Genus | Anomalostomyia Cerretti & Barraclough, 2007
| 1 | Species |
| Genus | Anoxycampta Bigot, 1881
| 1 | Species |
| Genus | Anoxynopsella Brauer & von Bergenstamm, 1889 ⇒ Paralispe
| 1 | Species |
| Genus | Anoxynopsoidea Macquart, 1851 ⇒ Paranoxynops
| 1 | Species |
| Genus | Anoxynopsoides Thompson, 1968
| 0 | Species |
| Genus | Anthoeca Bezzi, 1906
| 0 | Species |
| Genus | Anthoica Rondani, 1861 ⇒ Solieria
| 1 | Species |
| Genus | Antilicolla
| 0 | Species |
| Genus | Antillicolla Curran, 1927
| 1 | Species |
| Genus | Antistasea Bischof, 1904
| 3 | Species |
| Genus | Antistaseopsis Townsend, 1934
| 1 | Species |
| Genus | Anurogyna Brauer & Bergenstamm, 1889 ⇒ Graphogaster
| 2 | Species |
| Genus | Anurophylla Villeneuve, 1938
| 2 | Species |
| Genus | Anurophyllina Mesnil, 1961 ⇒ Istocheta
| 0 | Species |
| Genus | Apalpus Malloch, 1929 ⇒ Chaetophthalmus
| 1 | Species |
| Genus | Apeyritschia Villeneuvem, 1932
| 0 | Species |
| Genus | Aphrimyobia Townsend, 1926
| 2 | Species |
| Genus | Aphriophyria
| 0 | Species |
| Genus | Aphriosphyia
| 1 | Species |
| Genus | Aphriosphyria Townsend, 1927 ⇒ Peleteria
| 3 | Species |
| Genus | Aphriosphyriopsis Blanchard, 1943
| 1 | Species |
| Genus | Apilia Malloch, 1930 ⇒ Blepharella
| 1 | Species |
| Genus | Apinocyptera Townsend, 1915 ⇒ Cylindromyia
| 1 | Species |
| Genus | Aplomyia Agassiz, 1846
| 14 | Species |
| Genus | Aplomyodoria Townsend, 1928
| 1 | Species |
| Genus | Apomorphomyia Crosskey, 1984
| 1 | Species |
| Genus | Aporeomyia Pape & Shima, 1993
| 2 | Species |
| Genus | Aporomya Rondani, 1859 ⇒ Lypha
| 0 | Species |
| Genus | Aporomyia Schiner, 1868
| 0 | Species |
| Genus | Apostrophusia Townsend, 1932 ⇒ Besseria
| 0 | Species |
| Genus | Araucogonia Cortes, 1976
| 1 | Species |
| Genus | Araucosimus Aldrich, 1934
| 3 | Species |
| Genus | Archiclops Karsch, 1891 ⇒ Gymnophryxe
| 7 | Species |
| Genus | Archiphania Rondani, 1868
| 3 | Species |
| Genus | Archynemochaeta Blanchard, 1941
| 1 | Species |
| Genus | Archytodejeania Blanchard, 1941
| 2 | Species |
| Genus | Archytoepalpus Townsend, 1927
| 2 | Species |
| Genus | Arcona Richter, 1988
| 1 | Species |
| Genus | Arctosoma Aldrich, 1934
| 1 | Species |
| Genus | Arenia Robineau-Desvoidy, 1863
| 1 | Species |
| Genus | Argentoepalpus Townsend, 1919 ⇒ Epalpus
| 4 | Species |
| Genus | Argyreomyia Townsend, 1915
| 2 | Species |
| Genus | Argyrochaetona Townsend, 1919
| 2 | Species |
| Genus | Argyrodoria Brauer & von Bergenstamm, 1889 ⇒ Paralispe
| 3 | Species |
| Genus | Argyromima Brauer & von Bergenstamm, 1889
| 1 | Species |
| Genus | Argyrophylacoides Townsend, 1932
| 0 | Species |
| Genus | Aridalia Curran, 1934
| 1 | Species |
| Genus | Arisbea Robineau-Desvoidy, 1863
| 0 | Species |
| Genus | Arraltia Robineau-Desvoidy, 1863 ⇒ Macquartia
| 1 | Species |
| Genus | Arrhinodexia Townsend, 1927 ⇒ Uromedina
| 2 | Species |
| Genus | Arrhinomyia Brauer & Bergenstamm, 1890 ⇒ Velocia
| 4 | Species |
| Genus | Arthrochaeta Brauer & Bergenstamm, 1889
| 1 | Species |
| Genus | Arthuria Malloch, 1938 ⇒ Montanarturia
| 3 | Species |
| Genus | Asbella Robineau-Desvoidy, 1863 ⇒ Billaea
| 1 | Species |
| Genus | Asbelliopsis
| 1 | Species |
| Genus | Asbellopsis Townsend, 1928 ⇒ Dexia
| 1 | Species |
| Genus | Asboleola Villeneuve, 1916
| 2 | Species |
| Genus | Asilidotachina Townsend, 1931
| 1 | Species |
| Genus | Asiocarcelia Baranov, 1934 ⇒ Carcelia
| 1 | Species |
| Genus | Asiogonia Rohdendorf, 1928 ⇒ Gonia
| 2 | Species |
| Genus | Asiphona Mesnil, 1954 ⇒ Actinocrocuta
| 2 | Species |
| Genus | Asironia Mesnil, 1956 ⇒ Phebellia
| 0 | Species |
| Genus | Atactomima Townsend, 1916 ⇒ Atacta
| 1 | Species |
| Genus | Atactosturmia Townsend, 1915
| 2 | Species |
| Genus | Ateloglutus Aldrich, 1934
| 6 | Species |
| Genus | Atelogossa
| 2 | Species |
| Genus | Ateria Robineau-Desvoidy, 1863
| 1 | Species |
| Genus | Athereva Krober, 1925 ⇒ Thereva
| 0 | Species |
| Genus | Athricia Macquart, 1834 ⇒ Athrycia
| 1 | Species |
| Genus | Athryciopsis Townsend, 1932 ⇒ Athrycia
| 0 | Species |
| Genus | Athrysia
| 2 | Species |
| Genus | Atilia Robineau-Desvoidy, 1863
| 5 | Species |
| Genus | Atissella
| 0 | Species |
| Genus | Atissiella Cresson, 1918 ⇒ Ptilomyia
| 5 | Species |
| Genus | Atlantomyia Crosskey, 1977
| 1 | Species |
| Genus | Atractochaeta Brauer & Bergenstamm, 1889 ⇒ Germaria
| 1 | Species |
| Genus | Atractodexia Bigot, 1885 ⇒ Sumpigaster
| 1 | Species |
| Genus | Atractouclesia Townsend, 1931
| 0 | Species |
| Genus | Atrania Robineau-Desvoidy, 1863 ⇒ Wagneria
| 1 | Species |
| Genus | Atrichiopoda Townsend, 1931
| 1 | Species |
| Genus | Atricholyga Villeneuve, 1939
| 0 | Species |
| Genus | Atrophopoda Townsend, 1891 ⇒ Paradidyma
| 4 | Species |
| Genus | Atropidomyia Brauer & von Bergenstamm, 1889
| 0 | Species |
| Genus | Auacephala Cantrell & Crosskey, 1989
| 0 | Species |
| Genus | Aubaea Robineau-Desvoidy, 1863 ⇒ Nemorilla
| 7 | Species |
| Genus | Aubaeanetia Townsend, 1919 ⇒ Oswaldia
| 2 | Species |
| Genus | Aubaeina Enderlein, 1937
| 0 | Species |
| Genus | Aulacephala Macquart, 1851
| 4 | Species |
| Genus | Aulacocephala Gerstaecker, 1863
| 4 | Species |
| Genus | Aulicomyia Reinhard, 1943 ⇒ Aporotachina
| 1 | Species |
| Genus | Austeniops Townsend, 1915
| 1 | Species |
| Genus | Austriphorocera
| 2 | Species |
| Genus | Austrodexia Malloch, 1930 ⇒ Senostoma
| 8 | Species |
| Genus | Austrolydella Townsend, 1919 ⇒ Myiopharus
| 1 | Species |
| Genus | Austromaquartia
| 1 | Species |
| Genus | Austrophasiopsis Townsend, 1933
| 3 | Species |
| Genus | Austrophytomyptera Blanchard, 1962
| 1 | Species |
| Genus | Austrostaurochaeta Brauer & von Bergenstamm, 1889 ⇒ Trichoparia
| 10 | Species |
| Genus | Avernia Rondani, 1857
| 0 | Species |
| Genus | Avibrissosturmia Townsend, 1927
| 6 | Species |
| Genus | Azulihoughia Townsend, 1934
| 1 | Species |
| Genus | Azygobothria Townsend, 1911
| 1 | Species |
| Genus | Baculocaptus Walton, 1914 ⇒ Euhallidaya
| 1 | Species |
| Genus | Baeomyia O´Hara, 1984
| 4 | Species |
| Genus | Bahrettinia Özdikmen, 2007
| 1 | Species |
| Genus | Balde Rice, 2005
| 1 | Species |
| Genus | Ballardia Curran, 1927 ⇒ Chaetophthalmus
| 1 | Species |
| Genus | Bampura Tschorsnig, 1983
| 4 | Species |
| Genus | Baromyia Reinhard, 1957 ⇒ Cinochira
| 1 | Species |
| Genus | Barydexia Townsend, 1928 ⇒ Dexia
| 1 | Species |
| Genus | Bathydexia van der Wulp, 1891
| 3 | Species |
| Genus | Bathytheresia Townsend, 1928
| 2 | Species |
| Genus | Baumauheria Rondani, 1861
| 0 | Species |
| Genus | Bavaria Brauer & Bergenstamm, 1889 ⇒ Cyzenis
| 1 | Species |
| Genus | Bavariella Belanovsky, 1931
| 1 | Species |
| Genus | Bayerella Jacentkovsky, 1941
| 1 | Species |
| Genus | Bebricia Robineau-Desvoidy, 1830
| 0 | Species |
| Genus | Belidae
| 1 | Species |
| Genus | Bellina Robineau-Desvoidy, 1863
| 1 | Species |
| Genus | Belohystriomyia Zimin, 1935 ⇒ Hystriomyia
| 1 | Species |
| Genus | Belosiomima
| 1 | Species |
| Genus | Belosiphonomyia Zimin, 1935
| 1 | Species |
| Genus | Belvoisia Loew, 1867
| 0 | Species |
| Genus | Belvosiella Curran, 1934
| 1 | Species |
| Genus | Belvosiomima Townsend, 1915
| 2 | Species |
| Genus | Belvosiomimops Townsend, 1935
| 1 | Species |
| Genus | Beraldia Robineau-Desvoidy, 1863
| 3 | Species |
| Genus | Beskiocephala Townsend, 1916
| 1 | Species |
| Genus | Beskioleskia Townsend, 1919
| 1 | Species |
| Genus | Bibiomima Brauer & von Bergenstamm, 1889
| 1 | Species |
| Genus | Bicruciosturmia Robineau-Desvoidy, 1830
| 1 | Species |
| Genus | Biephareila Venkatesha, Krishnamoorthy Bhat & Sidde Gowda, 1993
| 0 | Species |
| Genus | Bigonichaeta Bezzi & Stein in Becker-Kertész, 1907
| 1 | Species |
| Genus | Bigotia Robineau-Desvoidy, 1863
| 0 | Species |
| Genus | Billea
| 1 | Species |
| Genus | Binghamimyia Townsend, 1919
| 1 | Species |
| Genus | Biohypostena Townsend, 1927 ⇒ Lixophaga
| 1 | Species |
| Genus | Biomya Rondani, 1856 ⇒ Thematheca
| 1 | Species |
| Genus | Biomyia Coquillet, 1897
| 4 | Species |
| Genus | Biomyopsis Townsend, 1927 ⇒ Exorista
| 1 | Species |
| Genus | Bischofimyia Townsend, 1927
| 1 | Species |
| Genus | Blepharellina Mesnil, 1952
| 1 | Species |
| Genus | Blephariatacta Townsend, 1931
| 1 | Species |
| Genus | Blepharidea Rondani, 1856 ⇒ Phryxe
| 2 | Species |
| Genus | Blepharidopsis Brauer & Bergenstamm, 1891 ⇒ Phryxe
| 1 | Species |
| Genus | Blepharigena Rondani, 1856 ⇒ Athrycia
| 1 | Species |
| Genus | Blephariomyia
| 3 | Species |
| Genus | Blepharipeza Macquart, 1843 ⇒ Parachaeta
| 19 | Species |
| Genus | Blepharipoda Brauer & Bergenstamm, 1889 ⇒ Blepharipa
| 7 | Species |
| Genus | Blepharopeza Agassiz, 1846
| 1 | Species |
| Genus | Blepharopoda Rondani, 1850 ⇒ Lispe
| 3 | Species |
| Genus | Blondeliini
| 57 | Species |
| Genus | Blumia Robineau-Desvoidy, 1863 ⇒ Phryxe
| 1 | Species |
| Genus | Bogosia Rondani, 1873
| 13 | Species |
| Genus | Bogosiella Robineau-Desvoidy, 1830 ⇒ Besserioides
| 1 | Species |
| Genus | Bolbochaeta Bigot, 1885
| 1 | Species |
| Genus | Bolbocheta
| 1 | Species |
| Genus | Bolodoria Brauer & von Bergenstamm, 1889 ⇒ Paralispe
| 1 | Species |
| Genus | Bolohoughia Townsend, 1927
| 1 | Species |
| Genus | Bombyliojeania Townsend, 1931
| 0 | Species |
| Genus | Bombylopsis Lutz, 1909
| 3 | Species |
| Genus | Bonannia Rondani, 1861
| 3 | Species |
| Genus | Bonellia Robineau-Desvoidy, 1830 ⇒ Linnaemya
| 13 | Species |
| Genus | Bonellimyia Townsend, 1919 ⇒ Linnaemya
| 3 | Species |
| Genus | Bonetia Schiner, 1868
| 0 | Species |
| Genus | Bonnania Lioy, 1864
| 0 | Species |
| Genus | Bonnaniops van der Wulp, 1890 ⇒ Santacruziopsis
| 1 | Species |
| Genus | Bonnellia Schiner, 1868
| 0 | Species |
| Genus | Borisia Filipjev, 1949 ⇒ Sirioba
| 1 | Species |
| Genus | Boromyia Mesnil, 1957
| 2 | Species |
| Genus | Bothrostira Enderlein, 1936 ⇒ Rutilodexia
| 1 | Species |
| Genus | Botriopsis Townsend, 1928
| 2 | Species |
| Genus | Bourquinia Blanchard, 1935
| 1 | Species |
| Genus | Brachelia Robineau-Desvoidy, 1830
| 3 | Species |
| Genus | Bracheliopsis van Emden, 1960
| 1 | Species |
| Genus | Brachichaeta ♰ Rondani, 1861
| 1 | Species |
| Genus | Brachybelvosia Townsend, 1927
| 1 | Species |
| Genus | Brachychaeta Rondani, 1861
| 2 | Species |
| Genus | Brachychaetoides Mesnil, 1970
| 1 | Species |
| Genus | Brachycnephalia Townsend, 1927
| 1 | Species |
| Genus | Brachymasicera Townsend, 1911
| 3 | Species |
| Genus | Brachymeropsis
| 2 | Species |
| Genus | Brachystylum Macquart, 1855
| 1 | Species |
| Genus | Bracteola Richter, 1972
| 1 | Species |
| Genus | Brasilomyia Özdikmen, 2010
| 1 | Species |
| Genus | Brauerimyia Townsend, 1908
| 0 | Species |
| Genus | Braziliomyia Townsend, 1908 ⇒ Epiprospherysa
| 1 | Species |
| Genus | Brethesturmia
| 1 | Species |
| Genus | Bucentes Latreille, 1809 ⇒ Siphona
| 10 | Species |
| Genus | Bulvosia
| 1 | Species |
| Genus | Burathra
| 1 | Species |
| Genus | Caeniopsis Townsend, 1927
| 2 | Species |
| Genus | Caenisoma Townsend, 1927 ⇒ Euclausicella
| 2 | Species |
| Genus | Caenisomopsis Townsend, 1934
| 1 | Species |
| Genus | Caenodes Ulmer in Alfken, 1924 ⇒ Caenis
| 2 | Species |
| Genus | Caenomedea Thew, 1960 ⇒ Caenis
| 3 | Species |
| Genus | Cahenia Verbeke, 1960
| 2 | Species |
| Genus | Calirrhoe Meigen, 1800 ⇒ Prosena
| 2 | Species |
| Genus | Callesthes Aldrich, 1928
| 1 | Species |
| Genus | Callotroxis Aldrich, 1929
| 1 | Species |
| Genus | Calocarcelia Townsend, 1927 ⇒ Carcelia
| 13 | Species |
| Genus | Calodexia van der Wulp, 1891
| 39 | Species |
| Genus | Calohystricia Townsend, 1931
| 3 | Species |
| Genus | Calopygidia Malloch, 1930 ⇒ Eurygastropsis
| 2 | Species |
| Genus | Calothelaira
| 2 | Species |
| Genus | Calotheresia Townsend, 1926 ⇒ Dexia
| 8 | Species |
| Genus | Calpodomyia Wulp, 1890 ⇒ Microtownsendia
| 1 | Species |
| Genus | Caltagironea Cortes & Campos, 1974
| 2 | Species |
| Genus | Calyptidia
| 1 | Species |
| Genus | Calyptromyina Mesnil, 1966
| 0 | Species |
| Genus | Camarona van der Wulp, 1891
| 3 | Species |
| Genus | Camposiana Townsend, 1915
| 1 | Species |
| Genus | Camposodes Cortes, 1967
| 1 | Species |
| Genus | Camptophryno Townsend, 1927
| 1 | Species |
| Genus | Campylochaeta Rondani, 1859 ⇒ Hypochaeta
| 11 | Species |
| Genus | Campylura Rondani, 1863
| 0 | Species |
| Genus | Canalia Townsend, 1915 ⇒ Neophyllophila
| 1 | Species |
| Genus | Caranthia Robineau-Desvoidy, 1850
| 0 | Species |
| Genus | Carbonaria Robineau-Desvoidy, 1863a, 0
| 0 | Species |
| Genus | Carbonia Robineau-Desvoidy, 1863 ⇒ Wagneria
| 2 | Species |
| Genus | Carbonilla Mesnil, 1974
| 1 | Species |
| Genus | Carceliathrix Cerretti & O'Hara, 2016
| 1 | Species |
| Genus | Carceliini
| 6 | Species |
| Genus | Carceliocephala Townsend, 1934
| 2 | Species |
| Genus | Carceliodoria Townsend, 1928
| 1 | Species |
| Genus | Carceliopsis Townsend, 1927 ⇒ Carcelia
| 2 | Species |
| Genus | Carcelita Mesnil, 1977
| 0 | Species |
| Genus | Carcellia
| 15 | Species |
| Genus | Carduciella Villeneuve, 1927
| 1 | Species |
| Genus | Cargilla Richter, 1980 ⇒ Carcelia
| 0 | Species |
| Genus | Carmodymyia Thompson, 1968
| 1 | Species |
| Genus | Caromya
| 1 | Species |
| Genus | Cartharosia
| 2 | Species |
| Genus | Casahuiria Townsend, 1919
| 1 | Species |
| Genus | Catabucentes Villeneuve, 1934
| 1 | Species |
| Genus | Catacarcelia Townsend, 1927
| 2 | Species |
| Genus | Catachaeta Brauer & Bergenstamm, 1891 ⇒ Phryxe
| 1 | Species |
| Genus | Catagr
| 1 | Species |
| Genus | Catajurinia Townsend, 1927
| 1 | Species |
| Genus | Catanemorilla Villeneuve, 1910 ⇒ Bicruciosturmia
| 1 | Species |
| Genus | Cataphorinia Townsend, 1908 ⇒ Epiprospherysa
| 1 | Species |
| Genus | Cataphoriniopsis Townsend, 1908 ⇒ Epiprospherysa
| 3 | Species |
| Genus | Catena Richter, 1975
| 1 | Species |
| Genus | Catilia Robineau-Desvoidy, 1830
| 1 | Species |
| Genus | Catocyptera Meigen, 1803 ⇒ Cylindromyia
| 58 | Species |
| Genus | Cavillatrix Richter, 1986
| 12 | Species |
| Genus | Celatoriopsis Townsend, 1909 ⇒ Tinalydella
| 1 | Species |
| Genus | Celea Robineau-Desvoidy, 1863
| 0 | Species |
| Genus | Celotrophus Reinhard, 1958 ⇒ Ictericophyto
| 1 | Species |
| Genus | Centeter Aldrich, 1923 ⇒ Hyperecteina
| 3 | Species |
| Genus | Cephaloplagia Reinard, 1964 ⇒ Blondelia
| 1 | Species |
| Genus | Ceracya Rondani, 1868
| 0 | Species |
| Genus | Ceratacia Bezzi, 1906
| 0 | Species |
| Genus | Ceratometopa Townsend, 1931
| 1 | Species |
| Genus | Cercomyia Brauer & Bergenstamm, 1889 ⇒ Phania
| 1 | Species |
| Genus | Ceromasiops Townsend, 1911
| 0 | Species |
| Genus | Ceromasiopsis Townsend, 1927
| 1 | Species |
| Genus | Ceromyia Robineau-Desvoidy, 1830 ⇒ Actinactia
| 51 | Species |
| Genus | Cerophora Robineau-Desvoidy, 1863
| 1 | Species |
| Genus | Cerosomyia Hutton, 1901 ⇒ Pales
| 1 | Species |
| Genus | Cerotachina Arnaud, 1963
| 2 | Species |
| Genus | Cesamorelosia Kocak & Kemal, 2010
| 1 | Species |
| Genus | Cesapanama Kocak & Kemal, 2010
| 0 | Species |
| Genus | Cesaperua Kocak & Kemal, 2010
| 0 | Species |
| Genus | Cestonioptera Villeneuve, 1939
| 1 | Species |
| Genus | Chaetina
| 3 | Species |
| Genus | Chaetinella Mesnil, 1949
| 0 | Species |
| Genus | Chaetoandinomyia Vimmer & Soukup, 1940
| 3 | Species |
| Genus | Chaetocalirrhoe Townsend, 1935
| 1 | Species |
| Genus | Chaetocallirrhoe Townsend, 1935
| 0 | Species |
| Genus | Chaetocnephalia Townsend, 1915
| 5 | Species |
| Genus | Chaetocraniopsis Townsend, 1915
| 5 | Species |
| Genus | Chaetocraniqpsis Townsend, 1915
| 0 | Species |
| Genus | Chaetodemoticus Brauer & von Bergenstamm, 1891
| 1 | Species |
| Genus | Chaetodexia Mesnil, 1976
| 4 | Species |
| Genus | Chaetodoria Townsend, 1927
| 1 | Species |
| Genus | Chaetoepalpus Vimmer & Soukup, 1940
| 2 | Species |
| Genus | Chaetogaediopsis Townsend, 1916
| 0 | Species |
| Genus | Chaetogaster Vacher de Lapouge, 1931 ⇒ Carabus
| 5 | Species |
| Genus | Chaetogastrina Malloch, 1929 ⇒ Amphibolia (Paramphibolia)
| 1 | Species |
| Genus | Chaetogena Brauer & von Bergenstamm, 1895 ⇒ Euphorocera
| 35 | Species |
| Genus | Chaetogyne Brauer & von Bergenstamm, 1889
| 3 | Species |
| Genus | Chaetolixophaga Blanchard, 1940
| 1 | Species |
| Genus | Chaetolydella Villeneuve, 1916
| 1 | Species |
| Genus | Chaetolyga Reinhard, 1931 ⇒ Carcelia
| 13 | Species |
| Genus | Chaetomera
| 1 | Species |
| Genus | Chaetomyiobia Brauer & Bergenstamm, 1895
| 2 | Species |
| Genus | Chaetona van der Wulp, 1891
| 16 | Species |
| Genus | Chaetonalia van der Wulp, 1891 ⇒ Eucalodexia
| 1 | Species |
| Genus | Chaetophathalmus
| 1 | Species |
| Genus | Chaetophleps Coquillett, 1895 ⇒ Celatoria
| 4 | Species |
| Genus | Chaetophorocera Townsend, 1912
| 2 | Species |
| Genus | Chaetophylepsis
| 1 | Species |
| Genus | Chaetoprosopa Schiner, 1868
| 0 | Species |
| Genus | Chaetoptilia Rondani, 1862
| 2 | Species |
| Genus | Chaetoptiliopsis Baranov, 1938
| 1 | Species |
| Genus | Chaetosisyrops Townsend, 1912
| 1 | Species |
| Genus | Chaetosturmia Villeneuve, 1915
| 1 | Species |
| Genus | Chaetotheresia Townsend, 1931
| 2 | Species |
| Genus | Chaetoxorista
| 1 | Species |
| Genus | Chaetoxynops Townsend, 1928
| 1 | Species |
| Genus | Chaquimayoia Townsend, 1908 ⇒ Epiprospherysa
| 1 | Species |
| Genus | Charapemyia
| 1 | Species |
| Genus | Charapozelia Townsend, 1927
| 1 | Species |
| Genus | Chariclaea Robineau-Desvoidy, 1863
| 0 | Species |
| Genus | Charitella Mesnil, 1957
| 4 | Species |
| Genus | Chatolyga Bigot, 1892
| 0 | Species |
| Genus | Chessipus
| 0 | Species |
| Genus | Chetilia Rondani, 1859
| 0 | Species |
| Genus | Chetilya Rondani, 1861
| 1 | Species |
| Genus | Chetoglossa Townsend, 1892
| 1 | Species |
| Genus | Chetoliga Rondani, 1859
| 0 | Species |
| Genus | Chetoljga Rondani, 1856
| 0 | Species |
| Genus | Chetolyga Rondani, 1859
| 8 | Species |
| Genus | Chetoptylia Rondani, 1862
| 0 | Species |
| Genus | Chetylia Rondani, 1861
| 0 | Species |
| Genus | Chetylya Rondani, 1861
| 0 | Species |
| Genus | Chiloclista Townsend, 1931
| 1 | Species |
| Genus | Chiloepalpus Townsend, 1927
| 5 | Species |
| Genus | Chlorodexia Townsend, 1916 ⇒ Chlorotachina
| 1 | Species |
| Genus | Chlorogaster Macquart, 1851 ⇒ Tasmaniomyia
| 3 | Species |
| Genus | Chlorogastrina Crosskey, 1967
| 0 | Species |
| Genus | Chlorolydella Townsend, 1933
| 10 | Species |
| Genus | Chlorometaphyto Townsend, 1919
| 0 | Species |
| Genus | Choeteprosopa Macquart, 1851
| 5 | Species |
| Genus | Chorega Gistl, 1848
| 0 | Species |
| Genus | Chorezmia Zimin, 1928 ⇒ Tachina
| 2 | Species |
| Genus | Chorotegamyia Fleming & Wood in Fleming & al., 2020
| 1 | Species |
| Genus | Chremia Robineau-Desvoidy, 1863
| 1 | Species |
| Genus | Christophoria Brauer, 1893
| 0 | Species |
| Genus | Chromatophania Brauer & von Bergenstamm, 1889
| 8 | Species |
| Genus | Chromoepalpus Townsend, 1914
| 1 | Species |
| Genus | Chryptopalpus Rondani, 1850
| 0 | Species |
| Genus | Chryptospilosia
| 0 | Species |
| Genus | Chryseria Robineau-Desvoidy, 1863
| 1 | Species |
| Genus | Chryserycia Mesnil, 1977
| 1 | Species |
| Genus | Chrysocosmiomima
| 1 | Species |
| Genus | Chrysocosmius Robineau-Desvoidy, 1830 ⇒ Gymnochaeta
| 7 | Species |
| Genus | Chrysodoria Townsend, 1934
| 1 | Species |
| Genus | Chrysoerigone Townsend, 1927
| 1 | Species |
| Genus | Chrysohoughia Townsend, 1935
| 1 | Species |
| Genus | Chrysomasicera Townsend, 1915 ⇒ Chrysoexorista
| 1 | Species |
| Genus | Chrysometopiops Townsend, 1916
| 1 | Species |
| Genus | Chrysomopsis
| 4 | Species |
| Genus | Chrysophryno Townsend, 1927
| 2 | Species |
| Genus | Chrysophryxe Sellers, 1943
| 1 | Species |
| Genus | Chrysoprospherysa Townsend, 1908 ⇒ Epiprospherysa
| 1 | Species |
| Genus | Chrysopygia Townsend, 1933 ⇒ Blepharipa
| 1 | Species |
| Genus | Chrysorutilia Townsend, 1915
| 12 | Species |
| Genus | Chrysosturmia Townsend, 1916
| 1 | Species |
| Genus | Chrysotryphera Townsend, 1935
| 1 | Species |
| Genus | Chyuluella van Emden, 1960
| 1 | Species |
| Genus | Ciala Richter, 1976
| 1 | Species |
| Genus | Ciphocera Rondani, 1863
| 1 | Species |
| Genus | Clastoneura Aldrich, 1934
| 1 | Species |
| Genus | Clausicellana Townsend, 1916 ⇒ Chaetostigmoptera
| 4 | Species |
| Genus | Clavsicella
| 0 | Species |
| Genus | Clelimyia Herting, 1981
| 1 | Species |
| Genus | Clinogaster van der Wulp, 1892
| 1 | Species |
| Genus | Clista Meigen, 1838 ⇒ Kirbya
| 10 | Species |
| Genus | Clistogaster Neuhaus, 1886
| 0 | Species |
| Genus | Clistorrhinia Bezzi in Bezzi & Lamb, 1925
| 1 | Species |
| Genus | Clitiomya Rondani, 1862
| 0 | Species |
| Genus | Clitogaster Neuhaus, 1886
| 0 | Species |
| Genus | Cloelia Agassiz, 1846
| 0 | Species |
| Genus | Clystogaster Neuhaus, 1886
| 0 | Species |
| Genus | Clytho
| 1 | Species |
| Genus | Clythopsis
| 1 | Species |
| Genus | Clythoxynops Walton, 1914 ⇒ Euhallidaya
| 1 | Species |
| Genus | Clytiomyia
| 6 | Species |
| Genus | Clyzia Lioy, 1865
| 0 | Species |
| Genus | Cnephalia Rondani, 1856 ⇒ Imaguncula
| 14 | Species |
| Genus | Cnephaliodes Brauer & Bergenstamm, 1891 ⇒ Spallanzania
| 1 | Species |
| Genus | Cnephaliops Townsend, 1915
| 0 | Species |
| Genus | Cnephalodes Townsend, 1911
| 1 | Species |
| Genus | Cnephalodopsis Townsend, 1912
| 1 | Species |
| Genus | Cnephalomyia Townsend, 1911 ⇒ Imaguncula
| 1 | Species |
| Genus | Cnossia Robineau-Desvoidy, 1847 ⇒ Hubneria
| 1 | Species |
| Genus | Cololeskia Villeneuve, 1939
| 1 | Species |
| Genus | Coloradalia Curran, 1934 ⇒ Chaetophlepsis
| 1 | Species |
| Genus | Colurus Blanchard, 1942 ⇒ Proparachaetopsis
| 1 | Species |
| Genus | Comatacta Coquillett, 1902
| 6 | Species |
| Genus | Comops Aldrich, 1934 ⇒ Brennania
| 1 | Species |
| Genus | Comopsis Cortes, 1986
| 1 | Species |
| Genus | Compsoptesis Villeneuve, 1915
| 3 | Species |
| Genus | Comyops van der Wulp, 1891
| 2 | Species |
| Genus | Comyopsis Townsend, 1919
| 1 | Species |
| Genus | Conactia Townsend, 1927
| 1 | Species |
| Genus | Conactiodoria Townsend, 1934
| 2 | Species |
| Genus | Congochrysosma
| 1 | Species |
| Genus | Congochrysosoma
| 1 | Species |
| Genus | Coniogaster Villeneuve, 1929
| 0 | Species |
| Genus | Conopisoma Speiser, 1910 ⇒ Cylindromyia
| 1 | Species |
| Genus | Conopomima Mesnil, 1978
| 1 | Species |
| Genus | Conoptina Richter, 1995
| 0 | Species |
| Genus | Copecryta
| 1 | Species |
| Genus | Coquillettina Walton, 1915 ⇒ Acemya
| 1 | Species |
| Genus | Coracomyia Aldrich, 1934
| 2 | Species |
| Genus | Cordillerodexia Townsend, 1927
| 2 | Species |
| Genus | Cordylidexia Giglio-Tos, 1894
| 0 | Species |
| Genus | Corozalia Townsend, 1909 ⇒ Tinalydella
| 1 | Species |
| Genus | Corpulentoepalpus Townsend, 1927
| 1 | Species |
| Genus | Corpulentosoma Townsend, 1914
| 1 | Species |
| Genus | Corybantia Richter, 1986
| 1 | Species |
| Genus | Coscaronia Cortes, 1979
| 3 | Species |
| Genus | Cossidophaga Baranov, 1934
| 1 | Species |
| Genus | Cottila Gistl, 1848
| 0 | Species |
| Genus | Crapivnicia Richter, 1995
| 1 | Species |
| Genus | Craspedothrix Brauer & Bergenstamm, 1893 ⇒ Elfia
| 6 | Species |
| Genus | Craspedotrix Villeneuve, 1908
| 0 | Species |
| Genus | Crassicornia Kugler, 1980
| 0 | Species |
| Genus | Criptopalpus Rondani, 1863
| 0 | Species |
| Genus | Cristoforia Rondani, 1868
| 0 | Species |
| Genus | Crocula
| 0 | Species |
| Genus | Crocuta Meigen, 1800 ⇒ Siphona Spotted hyaena, Spotted Hyaenas | 28 | Species |
| Genus | Croesoactia Townsend, 1927
| 1 | Species |
| Genus | Crossocomyia Bigot, 1891
| 0 | Species |
| Genus | Crossocosmia Mik, 1890 ⇒ Blepharipa
| 11 | Species |
| Genus | Crossocosmyia Bigot, 1891
| 0 | Species |
| Genus | Crossoscosmia
| 0 | Species |
| Genus | Crossotocnema Bigot, 1885 ⇒ Bicruciosturmia
| 1 | Species |
| Genus | Cryptocladocera Bezzi, 1923
| 5 | Species |
| Genus | Cryptomeigenioidea Brauer & von Bergenstamm, 1891 ⇒ Cryptomeigenia
| 15 | Species |
| Genus | Cryptopalpus Rondani, 1850
| 22 | Species |
| Genus | Cryptosophia
| 1 | Species |
| Genus | Cryptospylosia Townsend, 1928
| 2 | Species |
| Genus | Ctenophoraria Gunn, 1925
| 0 | Species |
| Genus | Ctenophorinia Mesnil, 1963
| 5 | Species |
| Genus | Ctenophorocera Brauer & Bergenstamm, 1891 ⇒ Pales
| 14 | Species |
| Genus | Ctenophoroceropsis Baranov, 1938
| 1 | Species |
| Genus | Cubaemyia Townsend, 1931
| 0 | Species |
| Genus | Cubaemyiopsis Thompson, 1963
| 1 | Species |
| Genus | Cuparymyia Townsend, 1934
| 1 | Species |
| Genus | Cuphoceromyia
| 1 | Species |
| Genus | Cuphoceropsis Townsend, 1935
| 3 | Species |
| Genus | Currana Özdikmen, 2007 ⇒ Semisuturia
| 8 | Species |
| Genus | Curranomyia Townsend, 1941
| 0 | Species |
| Genus | Curtisia
| 1 | Species |
| Genus | Cyanogymnomma Townsend, 1927
| 2 | Species |
| Genus | Cyanoleskia Mesnil, 1978
| 1 | Species |
| Genus | Cyanopsis Townsend, 1917
| 22 | Species |
| Genus | Cyclodionaea Townsend, 1915 ⇒ Leucostoma
| 1 | Species |
| Genus | Cyclotaphrys Townsend, 1909 ⇒ Exorista
| 1 | Species |
| Genus | Cylindromasicera Townsend, 1915
| 1 | Species |
| Genus | Cylindromya Oken, 1815
| 0 | Species |
| Genus | Cylindromyiella Malloch, 1926
| 1 | Species |
| Genus | Cylindromyiini
| 1 | Species |
| Genus | Cylindromyiopsis
| 1 | Species |
| Genus | Cylindrophasia Townsend, 1916
| 4 | Species |
| Genus | Cyosoprocta Reinhard, 1952
| 2 | Species |
| Genus | Cyphocera Rondani, 1856 ⇒ Peletieria
| 2 | Species |
| Genus | Cyrillia Robineau-Desvoidy, 1863
| 0 | Species |
| Genus | Cyrthophleba Rondani, 1857
| 0 | Species |
| Genus | Cyrthoplaeba Rondani, 1857
| 0 | Species |
| Genus | Cyrtocladia van Emden, 1947
| 1 | Species |
| Genus | Cyrtophloeba Rondani, 1856
| 7 | Species |
| Genus | Cyrtosoma Perris, 1840 ⇒ Hemianax
| 30 | Species |
| Genus | Cystogaster Bezzi & Stein, 1907
| 0 | Species |
| Genus | Cystogonia Townsend, 1915
| 0 | Species |
| Genus | Czernya Strobl, 1909
| 2 | Species |
| Genus | Daeochaeta Townsend, 1892 ⇒ Bessa
| 1 | Species |
| Genus | Daetaleus Aldrich, 1928
| 2 | Species |
| Genus | Dallasimyia Blanchard, 1944
| 1 | Species |
| Genus | Damonia Lindholm, 1931
| 1 | Species |
| Genus | Dasyuromyia Bigot, 1885
| 9 | Species |
| Genus | Datvia Richter, 1972
| 1 | Species |
| Genus | Degeeria Meigen, 1838 ⇒ Velocia
| 58 | Species |
| Genus | Degeeriopsis Mesnil, 1953
| 2 | Species |
| Genus | Degeria Gimmerthal, 1842
| 0 | Species |
| Genus | Deiosiopsis
| 1 | Species |
| Genus | Dejania Rondani, 1850
| 1 | Species |
| Genus | Dejeaniini
| 4 | Species |
| Genus | Dejeaniops Townsend, 1913
| 3 | Species |
| Genus | Dejeniopalpus Townsend, 1916
| 0 | Species |
| Genus | Deloblepharis Aldrich, 1934
| 1 | Species |
| Genus | Deltaceromyia
| 1 | Species |
| Genus | Deltoceromyia Townsend, 1931
| 1 | Species |
| Genus | Demeticus Lioy, 1864
| 0 | Species |
| Genus | Demodice Rafinesque, 1815
| 0 | Species |
| Genus | Desantisodes Cortes, 1973
| 1 | Species |
| Genus | Descampsina Mesnil, 1956
| 1 | Species |
| Genus | Desvoidia
| 1 | Species |
| Genus | Deuteroclara Villeneuve, 1915
| 1 | Species |
| Genus | Dexiinae
| 12 | Species |
| Genus | Dexiini
| 4 | Species |
| Genus | Deximorpha Brauer & Bergenstamm, 1889
| 3 | Species |
| Genus | Dexiomera Curran, 1933
| 3 | Species |
| Genus | Dexiomima Brauer & Bergenstamm, 1895
| 1 | Species |
| Genus | Dexiomimops Townsend, 1926
| 8 | Species |
| Genus | Dexiomiops
| 4 | Species |
| Genus | Dexiomorpha von Röder, 1887
| 6 | Species |
| Genus | Dexiotrix Meigen, 1824 ⇒ Trixella
| 5 | Species |
| Genus | Dexodes Brauer & Bergenstamm, 1889 ⇒ Oswaldia
| 13 | Species |
| Genus | Dexodimyia Townsend, 1909 ⇒ Tinalydella
| 1 | Species |
| Genus | Dexodioidea Townsend, 1908 ⇒ Epiprospherysa
| 1 | Species |
| Genus | Dexodiopsis Townsend, 1909 ⇒ Tinalydella
| 2 | Species |
| Genus | Dexodomintho Townsend, 1935
| 1 | Species |
| Genus | Diaphanomyia Townsend, 1917
| 4 | Species |
| Genus | Diaphoropeza Townsend, 1908
| 4 | Species |
| Genus | Diaprochaeta Mesnil, 1970
| 3 | Species |
| Genus | Diaughia Perty, 1833
| 1 | Species |
| Genus | Diaugia
| 1 | Species |
| Genus | Dicarca Richter, 1993
| 1 | Species |
| Genus | Dicephalomyia Malloch, 1935 ⇒ Carcelia (Senometopia)
| 3 | Species |
| Genus | Dichoceropsis Townsend, 1916
| 0 | Species |
| Genus | Didyma Wulp, 1890 ⇒ Paralispe
| 22 | Species |
| Genus | Digonicheta Rondani, 1868
| 0 | Species |
| Genus | Digonochaeta Bezzi, 1907
| 0 | Species |
| Genus | Dimasicera Townsend, 1915
| 1 | Species |
| Genus | Dionea Rondani, 1861
| 1 | Species |
| Genus | Diplopota Bezzi, 1918
| 3 | Species |
| Genus | Dischotrichia Cortes, 1944
| 1 | Species |
| Genus | Discochaeta Brauer & von Bergenstamm, 1889 ⇒ Eurysthaea
| 6 | Species |
| Genus | Dodiana
| 0 | Species |
| Genus | Dolichocnephalia Townsend, 1915
| 1 | Species |
| Genus | Dolichocyptera Townsend, 1931
| 1 | Species |
| Genus | Dolichodexia Robineau-Desvoidy, 1830 ⇒ Estheria
| 5 | Species |
| Genus | Dolichodinera Townsend, 1935
| 1 | Species |
| Genus | Dolichogonia Townsend, 1915
| 1 | Species |
| Genus | Dolichopalpellus Townsend, 1927
| 1 | Species |
| Genus | Dolichopodomintho Townsend, 1927
| 3 | Species |
| Genus | Dolichostoma Townsend, 1912
| 6 | Species |
| Genus | Dolichotarsina Mesnil, 1977
| 1 | Species |
| Genus | Dolichozelia
| 1 | Species |
| Genus | Doliolomyia Reinhard, 1974
| 2 | Species |
| Genus | Donovanius Enderlein, 1936
| 3 | Species |
| Genus | Dorbinia Robineau-Desvoidy, 1847 ⇒ Winthemia
| 4 | Species |
| Genus | Doria Melichar, 1901 ⇒ Compsilura
| 8 | Species |
| Genus | Doriella Townsend, 1931 ⇒ Doriaella
| 3 | Species |
| Genus | Doryphorophaga Brauer & von Bergenstamm, 1889 ⇒ Paralispe
| 11 | Species |
| Genus | Drinoaureo
| 1 | Species |
| Genus | Dumerillia Robineau-Desvoidy, 1830
| 3 | Species |
| Genus | Duvaucelia Robineau-Desvoidy, 1830 ⇒ Lophosia
| 2 | Species |
| Genus | Dycolomyia
| 0 | Species |
| Genus | Dynera Rondani, 1861
| 0 | Species |
| Genus | Dyshypostena Villeneuve, 1939
| 2 | Species |
| Genus | Dysoestrus Villeneuve, 1937
| 1 | Species |
| Genus | Dysthrixa Pandellé, 1894
| 1 | Species |
| Genus | Ebenia Macquart, 1846
| 6 | Species |
| Genus | Ebeniini
| 1 | Species |
| Genus | Ecatocyptera Townsend, 1927 ⇒ Cylindromyia
| 1 | Species |
| Genus | Ecatocypterops
| 2 | Species |
| Genus | Echinodexia Brauer & von Bergenstamm, 1893
| 2 | Species |
| Genus | Echinomasicera Robineau-Desvoidy, 1830 ⇒ Parachaeta
| 1 | Species |
| Genus | Echinomia Rondani, 1861
| 0 | Species |
| Genus | Echinomijia Doleschall, 1856
| 0 | Species |
| Genus | Echinomya Latreille, 1805 ⇒ Eudoromyia
| 29 | Species |
| Genus | Echinomyia Latreille, 1809 ⇒ Eudoromyia
| 136 | Species |
| Genus | Echinomyodes Townsend, 1916 ⇒ Tachina (Nowickia)
| 1 | Species |
| Genus | Echinophyrrhosia
| 1 | Species |
| Genus | Echinopyrrhosia Townsend, 1914
| 10 | Species |
| Genus | Echinopyrrhosiops Townsend, 1931
| 1 | Species |
| Genus | Ectophasiopsis Townsend, 1915
| 4 | Species |
| Genus | Ecuadorana Townsend, 1912
| 1 | Species |
| Genus | Edesia Robineau-Desvoidy, 1863 ⇒ Ceromasia
| 1 | Species |
| Genus | Edomya Robineau-Desvoidy, 1863 ⇒ Oswaldia
| 1 | Species |
| Genus | Edomyia Bezzi & Stein, 1907
| 0 | Species |
| Genus | Edwynia Aldrich, 1930
| 1 | Species |
| Genus | Egameigenia Townsend, 1927
| 1 | Species |
| Genus | Eggonia Brauer & von Bergenstamm, 1893
| 1 | Species |
| Genus | Eipogona Rondani, 1868 ⇒ Buquetia
| 1 | Species |
| Genus | Eipogonoides Curran, 1938 ⇒ Chlorogastropsis
| 1 | Species |
| Genus | Elachipalpus Rondani, 1850 ⇒ Linnaemya
| 4 | Species |
| Genus | Elassomyia Reinhard, 1967 ⇒ Platymya
| 1 | Species |
| Genus | Elbaea Robineau-Desvoidy, 1863
| 1 | Species |
| Genus | Elboea Robineau-Desvoidy, 1863
| 0 | Species |
| Genus | Eleone
| 1 | Species |
| Genus | Elepharipoda
| 0 | Species |
| Genus | Eleuthromyia Reinhard, 1964
| 1 | Species |
| Genus | Elfriedella Mesnil, 1957
| 2 | Species |
| Genus | Eliozetta Lioy, 1865
| 0 | Species |
| Genus | Elodimyia Mesnil, 1952
| 1 | Species |
| Genus | Elomyia Macquart, 1834
| 8 | Species |
| Genus | Elophoria Robineau-Desvoidy, 1830
| 4 | Species |
| Genus | Elpe Robineau-Desvoidy, 1863 ⇒ Campylochaeta
| 10 | Species |
| Genus | Elphia Lucas, 1850
| 0 | Species |
| Genus | Embiomyia Aldrich, 1934
| 1 | Species |
| Genus | Embiophoneus Badano, Lenzi, O'Hara, Miller, Di Giulio, Di Giovanni & Cerretti, 2022
| 0 | Species |
| Genus | Emphanopteryx Townsend, 1892
| 1 | Species |
| Genus | Empheremyia Bischof, 1904
| 2 | Species |
| Genus | Empheremyiops Townsend, 1927
| 1 | Species |
| Genus | Enchomyia Aldrich, 1934
| 3 | Species |
| Genus | Engelomyia Macquart, 1844 ⇒ Bombyliopsis
| 10 | Species |
| Genus | Engycera Malloch, 1938 ⇒ Philanthaxia
| 9 | Species |
| Genus | Ennyomma Townsend, 1891 ⇒ Myiophasia
| 8 | Species |
| Genus | Ennyommopsis Townsend, 1915
| 0 | Species |
| Genus | Enthenis Robineau-Desvoidy, 1863 ⇒ Lypha
| 1 | Species |
| Genus | Eocarcelia Townsend, 1919 ⇒ Carcelia (Senometopia)
| 2 | Species |
| Genus | Eocarceliopsis Townsend, 1928 ⇒ Carcelia (Senometopia)
| 1 | Species |
| Genus | Eocatagonia Mesnil, 1950
| 0 | Species |
| Genus | Eocyptera Townsend, 1927 ⇒ Cylindromyia
| 1 | Species |
| Genus | Eocypterula Townsend, 1926
| 1 | Species |
| Genus | Eodexiosoma Townsend, 1926
| 1 | Species |
| Genus | Eogymnophthalma Townsend, 1926 ⇒ Peribaea
| 1 | Species |
| Genus | Eogymnophthalmia
| 1 | Species |
| Genus | Eohyria Townsend, 1915
| 0 | Species |
| Genus | Eomedina Mesnil, 1960
| 4 | Species |
| Genus | Eomeigenielloides Reinhard, 1974
| 1 | Species |
| Genus | Eomintho Townsend, 1926
| 1 | Species |
| Genus | Eomyocera Townsend, 1926 ⇒ Dexia
| 5 | Species |
| Genus | Eomyoceropsis Townsend, 1926 ⇒ Dexia
| 2 | Species |
| Genus | Eoparachaeta Townsend, 1927 ⇒ Blepharipa
| 2 | Species |
| Genus | Eophrissopolia acroglossoides. Townsend, 1926 ⇒ Chaetogaedia
| 1 | Species |
| Genus | Eoptilodexia Townsend, 1926 ⇒ Dexia
| 1 | Species |
| Genus | Epalpellus Townsend, 1914
| 1 | Species |
| Genus | Epalpodes Townsend, 1912
| 8 | Species |
| Genus | Epaulophasia Robineau-Desvoidy, 1830 ⇒ Besserioides
| 1 | Species |
| Genus | Eperia Robineau-Desvoidy, 1863
| 1 | Species |
| Genus | Epicoronimyia Blanchard, 1940
| 1 | Species |
| Genus | Epicuphocera Townsend, 1927
| 1 | Species |
| Genus | Epidolichostoma Townsend, 1927
| 2 | Species |
| Genus | Epigrymyia
| 1 | Species |
| Genus | Epimeigenia Robineau-Desvoidy, 1830 ⇒ Thematheca
| 1 | Species |
| Genus | Epineura Brauer & Bergenstaum, 1891
| 4 | Species |
| Genus | Epiphanocera Townsend, 1915
| 1 | Species |
| Genus | Epiphyllophila Townsend, 1927 ⇒ Phyllophilopsis
| 1 | Species |
| Genus | Epiprospherysa Townsend, 1908 ⇒ Euprospherysa
| 1 | Species |
| Genus | Epixorista
| 2 | Species |
| Genus | Epseudocyptera Townsend, 1927
| 1 | Species |
| Genus | Eratia Robineau-Desvoidy, 1863 ⇒ Strongygaster
| 1 | Species |
| Genus | Erebiomima Mesnil, 1953
| 3 | Species |
| Genus | Ergolabus Reinhard, 1964
| 1 | Species |
| Genus | Eribea Robineau-Desvoidy, 1863 ⇒ Exorista
| 15 | Species |
| Genus | Erigone Robineau-Desvoidy, 1830 ⇒ Eurithia
| 73 | Species |
| Genus | Erigonopsis Hewitt, 1915
| 2 | Species |
| Genus | Erinia Robineau-Desvoidy, 1863 ⇒ Phryxe
| 1 | Species |
| Genus | Erinnia Bezzi & Stein, 1907
| 0 | Species |
| Genus | Erinnya Agassiz, 1846
| 0 | Species |
| Genus | Eriothryx Schiner, 1868
| 0 | Species |
| Genus | Erithorix Townsend, 1911
| 0 | Species |
| Genus | Ernestiopsis Townsend, 1931
| 1 | Species |
| Genus | Erviopsis Townsend, 1934
| 1 | Species |
| Genus | Eryciine
| 0 | Species |
| Genus | Eryciini
| 23 | Species |
| Genus | Erycioides Curran, 1930 ⇒ Lixophaga
| 1 | Species |
| Genus | Erynniola Mesnil, 1977
| 2 | Species |
| Genus | Eryphe Robineau-Desvoidy, 1863
| 1 | Species |
| Genus | Erytaea
| 1 | Species |
| Genus | Erythroargyrops Townsend, 1917
| 1 | Species |
| Genus | Erythroepalpus Townsend, 1931
| 1 | Species |
| Genus | Erythromelana Townsend, 1919
| 17 | Species |
| Genus | Erythrophasia Townsend, 1917 ⇒ Xanthomelanodes
| 1 | Species |
| Genus | Esila Robineau-Desvoidy, 1863
| 1 | Species |
| Genus | Essenia Robineau-Desvoidy, 1863
| 1 | Species |
| Genus | Etheria Robineau-Desvoidy, 1863 ⇒ Strongygaster
| 7 | Species |
| Genus | Ethyllia Mesnil, 1939
| 0 | Species |
| Genus | Ethylloides Verbeke, 1970
| 1 | Species |
| Genus | Etroga Richter, 1995
| 1 | Species |
| Genus | Euacaulona Townsend, 1908
| 1 | Species |
| Genus | Euacaulonia
| 1 | Species |
| Genus | Euacemyia Townsend, 1912
| 0 | Species |
| Genus | Euadmontia Townsend, 1915
| 0 | Species |
| Genus | Euanisia Blanchard, 1947
| 1 | Species |
| Genus | Euanthoides Townsend, 1931
| 1 | Species |
| Genus | Eubelvosiopsis Blanchard, 1954
| 2 | Species |
| Genus | Eubiomyia Townsend, 1916 ⇒ Sitophaga
| 1 | Species |
| Genus | Eubischofimyia Townsend, 1927
| 1 | Species |
| Genus | Eublepharipeza Townsend, 1914
| 4 | Species |
| Genus | Eucadorana Rathbun, 1913
| 0 | Species |
| Genus | Eucalodexia van der Wulp, 1891 ⇒ Monoestrogaster
| 1 | Species |
| Genus | Eucarcelia Baranov, 1934 ⇒ Senometopia
| 10 | Species |
| Genus | Eucelatorioidea Townsend, 1909 ⇒ Tinalydella
| 13 | Species |
| Genus | Euceletoria
| 0 | Species |
| Genus | Euchaetactia Villeneuve, 1921 ⇒ Goniocera
| 1 | Species |
| Genus | Euchaetophleps Townsend, 1916
| 0 | Species |
| Genus | Eucheirophaga James, 1945
| 1 | Species |
| Genus | Euclausicella Townsend, 1927 ⇒ Caenisoma
| 1 | Species |
| Genus | Euclesia Aldrich, 1926
| 1 | Species |
| Genus | Eucomus Aldrich, 1926
| 3 | Species |
| Genus | Eucordylidexia
| 1 | Species |
| Genus | Eucoronomyia Curran, 1934
| 0 | Species |
| Genus | Eucorpulentosoma Townsend, 1914
| 1 | Species |
| Genus | Eudejeania Townsend, 1912
| 23 | Species |
| Genus | Eudejeaniops Blanchard, 1941
| 2 | Species |
| Genus | Eudemoticus Townsend, 1908
| 0 | Species |
| Genus | Eudexia Brauer & von Bergenstamm, 1889
| 9 | Species |
| Genus | Eudora Robineau-Desvoidy, 1863 ⇒ Platycorynus
| 4 | Species |
| Genus | Eudoromyia Bezzi, 1906 ⇒ Tachina
| 3 | Species |
| Genus | Euempheremyia Townsend, 1927
| 4 | Species |
| Genus | Euepalpodes Townsend, 1915
| 1 | Species |
| Genus | Euepalpus Townsend, 1908
| 2 | Species |
| Genus | Eufabricia
| 1 | Species |
| Genus | Eufabriciopsis Townsend, 1915
| 1 | Species |
| Genus | Eufischeria Brauer & Bergenstamm, 1891 ⇒ Carcelia (Euryclea)
| 1 | Species |
| Genus | Eugaedia Townsend, 1916
| 0 | Species |
| Genus | Eugaediopsis Townsend, 1916 ⇒ Gaediophana
| 3 | Species |
| Genus | Eugaedioxenis Cerretti, O'Hara & Stireman, 2015
| 2 | Species |
| Genus | Eugenia Savchenko, 1977 ⇒ Savchenkoiana Stopper | 5 | Species |
| Genus | Eugymnochaetopsis Robineau-Desvoidy, 1830 ⇒ Palpina
| 1 | Species |
| Genus | Euhallidaya Walton, 1914
| 2 | Species |
| Genus | Euhapalivora
| 1 | Species |
| Genus | Euhelioprosopa Townsend, 1927 ⇒ Chiloepalpus
| 1 | Species |
| Genus | Euhemiarggyra
| 1 | Species |
| Genus | Euhemiargyra Townsend, 1927 ⇒ Myiopharus
| 1 | Species |
| Genus | Euhthera
| 1 | Species |
| Genus | Euhuascaraya Townsend, 1927
| 4 | Species |
| Genus | Euhyperecteina Townsend, 1915 ⇒ Admontia
| 1 | Species |
| Genus | Euhypochaetopsis
| 1 | Species |
| Genus | Euhystricia Townsend, 1914
| 2 | Species |
| Genus | Eujurinella Townsend, 1914
| 2 | Species |
| Genus | Eujuriniodes Townsend, 1935
| 2 | Species |
| Genus | Eularvaevora Townsend, 1916
| 0 | Species |
| Genus | Eulasiopalpus Townsend, 1913
| 10 | Species |
| Genus | Eulobomyia Woodley & Arnaud, 2008
| 1 | Species |
| Genus | Euloewia Townsend, 1915 ⇒ Myiophasia
| 2 | Species |
| Genus | Euloewiodoria Townsend, 1927
| 1 | Species |
| Genus | Euloewiopsis Townsend, 1917
| 2 | Species |
| Genus | Eumachaeraea Townsend, 1927
| 1 | Species |
| Genus | Eumacrohoughia Townsend, 1927
| 2 | Species |
| Genus | Eumasicerini
| 3 | Species |
| Genus | Eumelanepalpua
| 1 | Species |
| Genus | Eumelanepalpus Townsend, 1915
| 1 | Species |
| Genus | Eumicrophthalma Townsend, 1915 ⇒ Microphthalma
| 1 | Species |
| Genus | Eumogenia Curran, 1934
| 0 | Species |
| Genus | Eumyiobia
| 1 | Species |
| Genus | Eumyobia Robineau-Desvoidy, 1830 ⇒ Myobiopsis
| 1 | Species |
| Genus | Eumyothyria Townsend, 1892 ⇒ Cryptomeigenioidea
| 2 | Species |
| Genus | Euoestrogaster van der Wulp, 1891 ⇒ Eucalodexia
| 1 | Species |
| Genus | Euoestrogastrodes van der Wulp, 1891 ⇒ Eucalodexia
| 2 | Species |
| Genus | Euoestrophasia Townsend, 1892
| 7 | Species |
| Genus | Euoestropsis Townsend, 1913
| 4 | Species |
| Genus | Euomogenia Townsend, 1908
| 2 | Species |
| Genus | Eupalpocyptera Townsend, 1927 ⇒ Lophosia
| 1 | Species |
| Genus | Euparafrontina Brèthes, 1917
| 1 | Species |
| Genus | Euphorantha Townsend, 1915 ⇒ Phasia
| 1 | Species |
| Genus | Euphoroceropsis Townsend, 1917 ⇒ Palpexorista
| 1 | Species |
| Genus | Eupododexia Villeneuve, 1915
| 5 | Species |
| Genus | Eupogona Bezzi & Stein, 1907
| 0 | Species |
| Genus | Euporomyia
| 1 | Species |
| Genus | Euprepodes Gistl, 1848
| 0 | Species |
| Genus | Euproctimyia Villeneuve, 1921
| 1 | Species |
| Genus | Euprospherysa Townsend, 1908 ⇒ Epiprospherysa
| 1 | Species |
| Genus | Euptilodegeeria Townsend, 1919 ⇒ Minthomyia
| 1 | Species |
| Genus | Euptilomyia Townsend, 1939
| 1 | Species |
| Genus | Euquadratosoma Townsend, 1915
| 2 | Species |
| Genus | Eurigaster Macquart, 1834 ⇒ Phryno
| 26 | Species |
| Genus | Euristhaea Marschall, 1873
| 0 | Species |
| Genus | Euryclea Robineau-Desvoidy, 1863 ⇒ Euryclelia
| 3 | Species |
| Genus | Eurylochus Reinhard, 1967
| 3 | Species |
| Genus | Eurysurstyla Chao & Shi, 1980
| 0 | Species |
| Genus | Eurythemyia Reinhard, 1967
| 2 | Species |
| Genus | Eurythia Robineau-Desvoidy, 1863 ⇒ Eurithia
| 17 | Species |
| Genus | Eurythiopsis Townsend, 1914
| 1 | Species |
| Genus | Eusaundersiops Townsend, 1915
| 2 | Species |
| Genus | Euscopoliopteryx Townsend, 1917
| 0 | Species |
| Genus | Eusignosoma Townsend, 1914
| 4 | Species |
| Genus | Eutachina Brauer and Bergenstamm, 1889 ⇒ Exorista
| 17 | Species |
| Genus | Eutelothyria Townsend, 1931
| 2 | Species |
| Genus | Euthelaira Townsend, 1912
| 2 | Species |
| Genus | Euthelairodopsis
| 1 | Species |
| Genus | Euthelairopsis
| 1 | Species |
| Genus | Euthelairosoma Townsend, 1926 ⇒ Prodegeeria
| 3 | Species |
| Genus | Eutheresiops Townsend, 1917
| 1 | Species |
| Genus | Euthyprosopiella Blanchard, 1963
| 1 | Species |
| Genus | Eutoroca
| 1 | Species |
| Genus | Eutrapelus Townsend, 1911 ⇒ Opsoleskia
| 1 | Species |
| Genus | Eutrichogena Curran, 1934
| 0 | Species |
| Genus | Eutrichophora Townsend, 1915
| 1 | Species |
| Genus | Eutrichopodopsis Blanchard, 1966
| 5 | Species |
| Genus | Eutricogena Townsend, 1915 ⇒ Periscepsia
| 1 | Species |
| Genus | Eutritochaeta Townsend, 1919 ⇒ Nilea
| 2 | Species |
| Genus | Eutrixina
| 1 | Species |
| Genus | Eutrixoides Walton, 1913
| 1 | Species |
| Genus | Euwinthemia Blanchard, 1963
| 1 | Species |
| Genus | Euzelia Townsend, 1915
| 0 | Species |
| Genus | Euzeniliopsis
| 0 | Species |
| Genus | Euzenilla Townsend, 1912
| 0 | Species |
| Genus | Euzenillia Townsend, 1911 ⇒ Lixophaga
| 1 | Species |
| Genus | Euzenilliopsis Townsend, 1916 ⇒ Lixophaga
| 2 | Species |
| Genus | Evanalia Strickland, 1941 ⇒ Drepanoglossa
| 1 | Species |
| Genus | Everestiomyia Townsend, 1933
| 2 | Species |
| Genus | Eversmania
| 1 | Species |
| Genus | Exodexia Townsend, 1927
| 1 | Species |
| Genus | Exoernestia Townsend, 1927
| 2 | Species |
| Genus | Exogaster Rondani, 1856 ⇒ Cylindromyia
| 5 | Species |
| Genus | Exopalpus Macquart, 1851
| 16 | Species |
| Genus | Exoristella Mesnil, 1946
| 0 | Species |
| Genus | Exoristini
| 14 | Species |
| Genus | Exoristopsis Brauer & Bergenstamm, 1891 ⇒ Helioplagia
| 2 | Species |
| Genus | Fabriciella Bezzi, 1906 ⇒ Eudoromyia
| 43 | Species |
| Genus | Fabriciodes Townsend, 1916 ⇒ Nowickia
| 1 | Species |
| Genus | Fabriciopsis Townsend, 1914
| 1 | Species |
| Genus | Fabricoides
| 1 | Species |
| Genus | Faedoria Robineau-Desvoidy, 1863
| 2 | Species |
| Genus | Fallenia Meigen, 1838 ⇒ Istocheta
| 3 | Species |
| Genus | Fasslomyia Townsend, 1931
| 1 | Species |
| Genus | Faurella Robineau-Desvoidy, 1830 ⇒ Peletieria
| 2 | Species |
| Genus | Feburia Robineau-Desvoidy, 1830
| 1 | Species |
| Genus | Feria Robineau-Desvoidy, 1830
| 3 | Species |
| Genus | Feriola Mesnil, 1957
| 3 | Species |
| Genus | Filistea Cerretti & O'Hara, 2016
| 2 | Species |
| Genus | Fisceria Rondani, 1856
| 0 | Species |
| Genus | Flavicorniculum Chao & Shi, 1981
| 4 | Species |
| Genus | Floradalia Thompson, 1963
| 2 | Species |
| Genus | Foedoria Robineau-Desvoidy, 1863
| 0 | Species |
| Genus | Formicomyia Townsend, 1916
| 1 | Species |
| Genus | Formicophania Townsend, 1916
| 1 | Species |
| Genus | Formosodoria Townsend, 1933 ⇒ Zygobothria
| 1 | Species |
| Genus | Formosolophosia Townsend, 1927 ⇒ Lophosia
| 1 | Species |
| Genus | Fortisia Rondani, 1861 ⇒ Loewia
| 1 | Species |
| Genus | Frivaldskia Schiner, 1861 ⇒ Istocheta
| 5 | Species |
| Genus | Frivaldskyia Schiner, 1862
| 0 | Species |
| Genus | Frivaldszkia
| 1 | Species |
| Genus | Frivaldzkia Schiner, 1862
| 0 | Species |
| Genus | Frivaldzkya Schiner, 1862
| 0 | Species |
| Genus | Frixe Rondani, 1873
| 0 | Species |
| Genus | Frontiniellopsis Townsend, 1927
| 1 | Species |
| Genus | Frontinogaedia Townsend, 1926
| 0 | Species |
| Genus | Frontocnephalia Townsend, 1916
| 1 | Species |
| Genus | Frontodexia Mesnil, 1976
| 1 | Species |
| Genus | Furunculus Gistl, 1848
| 0 | Species |
| Genus | Fuscigonia Brooks, 1944
| 0 | Species |
| Genus | Futilia Robineau-Desvoidy, 1863 ⇒ Exorista
| 23 | Species |
| Genus | Gabanimyia Townsend, 1914
| 2 | Species |
| Genus | Gaedartia
| 2 | Species |
| Genus | Gaediogonia Townsend, 1927 ⇒ Pseudogonia
| 1 | Species |
| Genus | Gaediophanopsis Blanchard, 1954
| 1 | Species |
| Genus | Gaediosturmia Blanchard, 1963
| 1 | Species |
| Genus | Gaedioxenis Townsend, 1943
| 4 | Species |
| Genus | Galactomyia Townsend, 1908
| 0 | Species |
| Genus | Galapagosia Curran, 1934
| 1 | Species |
| Genus | Galsania Richter, 1993
| 1 | Species |
| Genus | Ganopleuron Aldrich, 1934
| 1 | Species |
| Genus | Ganoproctus Aldrich, 1934
| 2 | Species |
| Genus | Gastroptilops Mesnil, 1957
| 1 | Species |
| Genus | Gaubilia Robineau-Desvoidy, 1863 ⇒ Exorista
| 1 | Species |
| Genus | Gautengicesa Kocak & Kemal, 2010
| 0 | Species |
| Genus | Gedia Rondani, 1856
| 1 | Species |
| Genus | Geneodes Townsend, 1934
| 1 | Species |
| Genus | Geneoglossa Townsend, 1935
| 1 | Species |
| Genus | Geneopsis Townsend, 1927
| 1 | Species |
| Genus | Germariochaeta Villeneuve, 1937
| 1 | Species |
| Genus | Germariopsis Townsend, 1915
| 1 | Species |
| Genus | Gervaisia Robineau-Desvoidy, 1863
| 0 | Species |
| Genus | Gigamyiopsis Reinhard, 1964
| 1 | Species |
| Genus | Gigantachinosoma Townsend, 1932
| 1 | Species |
| Genus | Gigantoepalpus Townsend, 1913
| 1 | Species |
| Genus | Gigliomyia Zimin, 1935 ⇒ Tachina
| 1 | Species |
| Genus | Gimmenthalia Robineau-Desvoidy, 1863
| 1 | Species |
| Genus | Gimmerthalia Bezzi & Stein, 1907
| 0 | Species |
| Genus | Gimnocheta Rondani, 1859
| 0 | Species |
| Genus | Gimnosoma Rondani, 1862
| 0 | Species |
| Genus | Ginglichaeta Curran, 1934
| 0 | Species |
| Genus | Ginglimyia Curran, 1934
| 1 | Species |
| Genus | Ginglymyia Coquillett, 1910
| 0 | Species |
| Genus | Girschneria Townsend, 1919 ⇒ Carcelia
| 1 | Species |
| Genus | Glaucophana Brauer & Bergenstamm, 1891 ⇒ Neaera
| 1 | Species |
| Genus | Glaurocara Thomson, 1869
| 16 | Species |
| Genus | Glossidionophora Bigot, 1885
| 2 | Species |
| Genus | Glossosalia Mesnil, 1950
| 0 | Species |
| Genus | Gnadochoeta Macquart, 1851
| 1 | Species |
| Genus | Gnephalia Lioy, 1864
| 0 | Species |
| Genus | Goedartia Boie, 1841
| 11 | Species |
| Genus | Gonatorrhina Röder, 1886
| 1 | Species |
| Genus | Gonida Gobert, 1887
| 0 | Species |
| Genus | Goniinae
| 31 | Species |
| Genus | Goniini
| 2 | Species |
| Genus | Gonioclea Villeneuve, 1929 ⇒ Gonia
| 2 | Species |
| Genus | Goniocnephalia Townsend, 1915 ⇒ Onychogonia
| 1 | Species |
| Genus | Goniomima Townsend, 1908
| 0 | Species |
| Genus | Goniomorphomyia Zimin, 1929 ⇒ Laufferiella
| 2 | Species |
| Genus | Gonistylum Macquart, 1851
| 1 | Species |
| Genus | Gonitimya Chao & Liu, 1998
| 0 | Species |
| Genus | Gonystylum Macquart, 1851
| 0 | Species |
| Genus | Gonzalezodoria Cortes, 1967
| 2 | Species |
| Genus | Gopaulia Wulp, 1890 ⇒ Calpodomyia
| 1 | Species |
| Genus | Gouraldia Robineau-Desvoidy, 1851
| 2 | Species |
| Genus | Gouroldtia Rondani, 1873
| 0 | Species |
| Genus | Graphalostylum Macquart, 1851
| 0 | Species |
| Genus | Grapholostylum Enderlein, 1936 ⇒ Amenia
| 3 | Species |
| Genus | Gravenhorstia Boie, 1856 ⇒ Admontia
| 14 | Species |
| Genus | Gwenda Rondani, 1844 ⇒ Phasiostoma
| 4 | Species |
| Genus | Gymnamedoria Townsend, 1927 ⇒ Trigonospila
| 1 | Species |
| Genus | Gymnaporia Robineau-Desvoidy, 1830 ⇒ Paraporia
| 1 | Species |
| Genus | Gymnochaeta Robineau-Desvoidy, 1830 ⇒ Chrysocosmius
| 22 | Species |
| Genus | Gymnochaetopsis Townsend, 1914
| 2 | Species |
| Genus | Gymnochata
| 1 | Species |
| Genus | Gymnochytia
| 3 | Species |
| Genus | Gymnocuphocera Blanchard, 1943
| 1 | Species |
| Genus | Gymnodexia Brauer & Bergenstamm, 1891 ⇒ Paratheresia
| 9 | Species |
| Genus | Gymnodoria Brauer & von Bergenstamm, 1889 ⇒ Paralispe
| 1 | Species |
| Genus | Gymnomacquartia Mesnil & Shima, 1978
| 1 | Species |
| Genus | Gymnomma van der Wulp, 1888
| 6 | Species |
| Genus | Gymnommopsis Townsend, 1927
| 5 | Species |
| Genus | Gymnopalpus Townsend, 1919 ⇒ Spathidexia
| 1 | Species |
| Genus | Gymnoparea Mik, 1890
| 0 | Species |
| Genus | Gymnoparia Mik, 1890
| 0 | Species |
| Genus | Gymnophania Brauer & Bergenstamm, 1890
| 3 | Species |
| Genus | Gymnopsis Rondani, 1859
| 0 | Species |
| Genus | Gymnosomia Latreille, 1829
| 0 | Species |
| Genus | Gymnostilia Bigot, 1885
| 0 | Species |
| Genus | Gymnostilina Schiner, 1861
| 0 | Species |
| Genus | Gymnosturmia Townsend, 1927
| 2 | Species |
| Genus | Gymnostylia Macquart, 1835 ⇒ Macromya
| 11 | Species |
| Genus | Halidaia Egger, 1856
| 0 | Species |
| Genus | Halidayopsis Townsend, 1927
| 1 | Species |
| Genus | Halijdaia Dalla Torre, 1898
| 0 | Species |
| Genus | Hamaxia Walker, 1860 ⇒ Palpostoma
| 6 | Species |
| Genus | Hamaxiella Mesnil, 1967
| 1 | Species |
| Genus | Hamaxioides
| 1 | Species |
| Genus | Hamaxiomima Verbeke, 1962
| 4 | Species |
| Genus | Haplomyia Agassiz, 1846
| 0 | Species |
| Genus | Haracca Richter, 1995
| 1 | Species |
| Genus | Harrisia ♰ Robineau-Desvoidy, 1830 ⇒ Lydina
| 4 | Species |
| Genus | Harrisiopsis
| 1 | Species |
| Genus | Harrysia Rondani, 1865
| 0 | Species |
| Genus | Hasmica Richter, 1972
| 1 | Species |
| Genus | Haydaea Robineau-Desvoidy, 1863 ⇒ Istocheta
| 1 | Species |
| Genus | Haywardiamyia Blanchard, 1955
| 1 | Species |
| Genus | Haywardimyia Blanchard, 1955
| 0 | Species |
| Genus | Hübneria Marschall, 1873
| 0 | Species |
| Genus | Hega Enderlein, 1936 ⇒ Formosia (Euamphibolia)
| 2 | Species |
| Genus | Hegesinus Reinhard, 1964
| 1 | Species |
| Genus | Heliaea Curran, 1934
| 1 | Species |
| Genus | Heliconiophaga Thompson, 1966
| 1 | Species |
| Genus | Heliodexodes Townsend, 1909 ⇒ Tinalydella
| 1 | Species |
| Genus | Heliolydella Townsend, 1909 ⇒ Tinalydella
| 3 | Species |
| Genus | Heliolydellops Coquillett, 1897 ⇒ Myersimyia
| 1 | Species |
| Genus | Heliophosopa Townsend, 1927
| 0 | Species |
| Genus | Helioprosopa Townsend, 1927
| 7 | Species |
| Genus | Heliozeta Bezzi in Becker-Kertész, 1907
| 2 | Species |
| Genus | Helocera Mik, 1883 ⇒ Eloceria
| 2 | Species |
| Genus | Helomyia Agassiz, 1846
| 1 | Species |
| Genus | Helophoria Agassiz, 1846
| 0 | Species |
| Genus | Hemiargyra Townsend, 1908 ⇒ Myiopharus
| 3 | Species |
| Genus | Hemiargyrophylax Brauer & von Bergenstamm, 1889 ⇒ Paralispe
| 1 | Species |
| Genus | Hemiargyropsis Brauer & von Bergenstamm, 1889 ⇒ Paralispe
| 1 | Species |
| Genus | Hemidegeeria Villeneuve, 1929 ⇒ Prodegeeria
| 3 | Species |
| Genus | Hemilinnaemyia Robineau-Desvoidy, 1830 ⇒ Palpina
| 1 | Species |
| Genus | Hemilydella Townsend, 1909 ⇒ Tinalydella
| 1 | Species |
| Genus | Hemimasicera
| 3 | Species |
| Genus | Hemimasipoda Townsend, 1927 ⇒ Winthemia
| 2 | Species |
| Genus | Hemipeletieria Zimin, 1961 ⇒ Peletieria
| 3 | Species |
| Genus | Hemiphania Villeneuve, 1937
| 2 | Species |
| Genus | Hemisturmiella Guimaraes, 1983
| 1 | Species |
| Genus | Hemithaea Robineau-Desvoidy, 1863
| 0 | Species |
| Genus | Hemithrixion Brauer & Bergenstamm, 1891 ⇒ Acemya
| 1 | Species |
| Genus | Hemiwinthemia Villeneuve, 1938
| 2 | Species |
| Genus | Herbstia Robineau-Desvoidy, 1851 ⇒ Peribaea
| 3 | Species |
| Genus | Herilla Adams, 1855
| 4 | Species |
| Genus | Hermya Robineau-Desvoidy, 1830
| 22 | Species |
| Genus | Hermyia
| 3 | Species |
| Genus | Hersilia Robineau-Desvoidy, 1863 Long-spinnered Bark Spiders, Two-tailed spiders | 3 | Species |
| Genus | Hesione Robineau-Desvoidy, 1863 ⇒ Macquartia
| 1 | Species |
| Genus | Hexamera Brauer & Bergenstamm, 1889 ⇒ Protohystricia
| 3 | Species |
| Genus | Heyneophasia Robineau-Desvoidy, 1830 ⇒ Besserioides
| 1 | Species |
| Genus | Himantostoma Loew, 1863 ⇒ Imitomyia
| 3 | Species |
| Genus | Himera Duponchel, 1829 ⇒ Colotois
| 12 | Species |
| Genus | Hipostena Rondani, 1861
| 0 | Species |
| Genus | Histochaeta Reinhard, 1943
| 3 | Species |
| Genus | Histoglossa Bezzi & Stein, 1907
| 0 | Species |
| Genus | Histricia Rondani, 1863
| 0 | Species |
| Genus | Homalogaster Agassiz, 1846
| 0 | Species |
| Genus | Homalostoma Scudder, 1882 ⇒ Billaea
| 1 | Species |
| Genus | Homodexia Bigot, 1885
| 7 | Species |
| Genus | Homoeonychia Brauer & Bergenstamm, 1889 ⇒ Linnaemya
| 1 | Species |
| Genus | Homogenia van der Wulp, 1892
| 11 | Species |
| Genus | Homohypochaeta Townsend, 1927
| 2 | Species |
| Genus | Homosaundersia Townsend, 1931
| 1 | Species |
| Genus | Homosaundersiops Townsend, 1931
| 1 | Species |
| Genus | Hormia Agassiz, 1846
| 0 | Species |
| Genus | Huascaraya Townsend, 1914
| 1 | Species |
| Genus | Huascarayopsis Townsend, 1927
| 1 | Species |
| Genus | Huascarodexia Townsend, 1919
| 1 | Species |
| Genus | Hubertia Robineau-Desvoidy, 1863 ⇒ Bessa
| 2 | Species |
| Genus | Hyadesimyia Bigot, 1888
| 3 | Species |
| Genus | Hyalomya Robineau-Desvoidy, 1830 ⇒ Besserioides
| 66 | Species |
| Genus | Hyalomyia Robineau-Desvoidy, 1830 ⇒ Phasia
| 59 | Species |
| Genus | Hyalomyiodes Bezzi, 1907
| 0 | Species |
| Genus | Hyalomyiopsis Brooks, 1945 ⇒ Phasia
| 1 | Species |
| Genus | Hylotomomyia Townsend, 1916 ⇒ Schizocerophaga
| 2 | Species |
| Genus | Hyosoma Aldrich, 1934
| 1 | Species |
| Genus | Hypersara Villeneuve, 1935
| 3 | Species |
| Genus | Hypochaeta Rondani, 1859 ⇒ Campylochaeta
| 5 | Species |
| Genus | Hypochaetopsis Townsend, 1915
| 2 | Species |
| Genus | Hypodoria Townsend, 1927
| 1 | Species |
| Genus | Hypohoughia Townsend, 1927
| 1 | Species |
| Genus | Hypomyothyria Townsend, 1909 ⇒ Tinalydella
| 1 | Species |
| Genus | Hypophorinia Townsend, 1927 ⇒ Myiopharus
| 1 | Species |
| Genus | Hypoproxynops Townsend, 1927
| 1 | Species |
| Genus | Hypostema
| 0 | Species |
| Genus | Hypostena Meigen, 1838 ⇒ Phyllomya
| 46 | Species |
| Genus | Hyposteno
| 1 | Species |
| Genus | Hypotachina Robineau-Desvoidy, 1830 ⇒ Nemoraea
| 10 | Species |
| Genus | Hypsomyia Cortes, 1983 ⇒ Herina
| 3 | Species |
| Genus | Hystricephala Macquart, 1846
| 1 | Species |
| Genus | Hystrichodexia Röder, 1886
| 11 | Species |
| Genus | Hystriciella Townsend, 1915
| 4 | Species |
| Genus | Hystriciopsis Macquart, 1844 ⇒ Bombyliopsis
| 3 | Species |
| Genus | Hystrisiphona
| 2 | Species |
| Genus | Hystrisyphona Bigot, 1859
| 1 | Species |
| Genus | Hystrysyphona Bigot, 1859
| 0 | Species |
| Genus | Iceliopsis Guimaraes, 1976
| 1 | Species |
| Genus | Iconofrontina Townsend, 1931
| 1 | Species |
| Genus | Iconomedina Townsend, 1916
| 0 | Species |
| Genus | Ictericodexia Townsend, 1934
| 1 | Species |
| Genus | Ida Robineau-Desvoidy, 1863 ⇒ Dexia
| 1 | Species |
| Genus | Idania Enderlein, 1936
| 1 | Species |
| Genus | Igneomyia Mesnil, 1950
| 2 | Species |
| Genus | Ilaesa Robineau-Desvoidy, 1863
| 1 | Species |
| Genus | Imitelfa Rikhter, 1976
| 0 | Species |
| Genus | Incamyia Townsend, 1912
| 12 | Species |
| Genus | Incamyiopsis Townsend, 1919
| 1 | Species |
| Genus | Innshanotroxis Townsend, 1933 ⇒ Hystriomyia
| 1 | Species |
| Genus | Intrapales Villeneuve, 1938
| 3 | Species |
| Genus | Irengia Townsend, 1935
| 2 | Species |
| Genus | Irwinia Rondani, 1844 ⇒ Phasiostoma
| 1 | Species |
| Genus | Isafarus Richter, 1976
| 1 | Species |
| Genus | Ischyrophaga Townsend, 1915
| 1 | Species |
| Genus | Ismenia
| 5 | Species |
| Genus | Isocarceliopsis Baranov, 1934 ⇒ Carcelia
| 2 | Species |
| Genus | Isoglossa Coquillett, 1895 ⇒ Rheobioma
| 11 | Species |
| Genus | Isomera Le Conte, 1883
| 3 | Species |
| Genus | Isopexopsis Sun & Chao, 1994 ⇒ Takanomyia
| 1 | Species |
| Genus | Isoprosopaea Villeneuve, 1938
| 0 | Species |
| Genus | Istochaeta
| 14 | Species |
| Genus | Istoglossa
| 3 | Species |
| Genus | Itabiomyia Townsend, 1908 ⇒ Epiprospherysa
| 2 | Species |
| Genus | Itacnephalia Townsend, 1927
| 1 | Species |
| Genus | Itacuphocera Townsend, 1927
| 3 | Species |
| Genus | Italispidea Townsend, 1927
| 3 | Species |
| Genus | Italydella Townsend, 1927
| 3 | Species |
| Genus | Itamintho Townsend, 1931
| 1 | Species |
| Genus | Itaplectops Townsend, 1927
| 11 | Species |
| Genus | Itarchytas
| 1 | Species |
| Genus | Itasaundersia Townsend, 1927
| 1 | Species |
| Genus | Itasturmia Townsend, 1927
| 1 | Species |
| Genus | Itavoria Townsend, 1931
| 1 | Species |
| Genus | Itaxanthomelana Townsend, 1927
| 1 | Species |
| Genus | Iteuthelaira Townsend, 1927
| 3 | Species |
| Genus | Jaenimyia Townsend, 1908 ⇒ Pterotopeza
| 2 | Species |
| Genus | Jalapamyia Coquillett, 1897
| 1 | Species |
| Genus | Jamacaria Curran, 1928
| 1 | Species |
| Genus | Jamaicaria Townsend, 1936
| 0 | Species |
| Genus | Janthinomyia Brauer & Bergenstamm, 1893
| 2 | Species |
| Genus | Javetia Robineau-Desvoidy, 1863 ⇒ Macquartia
| 1 | Species |
| Genus | Jdania
| 1 | Species |
| Genus | Jicaltepecia Townsend, 1917 ⇒ Vibrissina
| 2 | Species |
| Genus | Jimimyia
| 1 | Species |
| Genus | Jurinea Thomson, 1868
| 5 | Species |
| Genus | Juriniosoma Townsend, 1927
| 1 | Species |
| Genus | Jurinodexia Townsend, 1915
| 1 | Species |
| Genus | Kaiseriola Mesnil, 1970
| 0 | Species |
| Genus | Kallisomyia Borisova, 1964
| 1 | Species |
| Genus | Kambaitimyia Mesnil, 1953
| 2 | Species |
| Genus | Karalliomyia Mesnil, 1950
| 0 | Species |
| Genus | Kinabaluia
| 1 | Species |
| Genus | Kinangopana van Emden, 1960
| 1 | Species |
| Genus | Kiniatiliops Mesnil, 1955
| 4 | Species |
| Genus | Kiniatilla Villeneuve, 1938
| 2 | Species |
| Genus | Kiritshenkia
| 1 | Species |
| Genus | Knabia Townsend, 1915 ⇒ Gonia
| 1 | Species |
| Genus | Kosempomyia
| 4 | Species |
| Genus | Kosempomyiella
| 1 | Species |
| Genus | Kurintjimyia Townsend, 1926 ⇒ Tachina
| 1 | Species |
| Genus | Labidigaster
| 5 | Species |
| Genus | Labidogaster Brauer & Bergenstamm, 1890
| 0 | Species |
| Genus | Labidogyne
| 1 | Species |
| Genus | Labigaster Macquart, 1834 ⇒ Labigastera
| 2 | Species |
| Genus | Laccura
| 1 | Species |
| Genus | Lachnomma Townsend, 1892
| 1 | Species |
| Genus | Lachnommopsis
| 1 | Species |
| Genus | Lachnomopsis
| 1 | Species |
| Genus | Lafuentemyia Marnef, 1965
| 2 | Species |
| Genus | Lalage Robineau-Desvoidy, 1863 ⇒ Chetogena
| 7 | Species |
| Genus | Lambertia Robineau-Desvoidy, 1863
| 0 | Species |
| Genus | Larvaevora Meigen, 1800
| 1 | Species |
| Genus | Larvaevoropsis Townsend, 1916 ⇒ Tachina (Nowickia)
| 1 | Species |
| Genus | Lasiocalypter Malloch, 1930 ⇒ Senostoma
| 6 | Species |
| Genus | Lasiocalyptrina Malloch, 1930 ⇒ Senostoma
| 2 | Species |
| Genus | Lasiona van der Wulp, 1890
| 1 | Species |
| Genus | Lasiopales Villeneuve, 1922
| 1 | Species |
| Genus | Lasiopalpus Macquart, 1847
| 3 | Species |
| Genus | Latiginella Villeneuve, 1936
| 2 | Species |
| Genus | Latreillia Robineau-Desvoidy, 1830 ⇒ Belvosia
| 17 | Species |
| Genus | Latreillimyia Townsend, 1908 ⇒ Latreillia
| 1 | Species |
| Genus | Laximasicera Curran, 1927 ⇒ Palexorista
| 1 | Species |
| Genus | Leichenor Gistl, 1848
| 0 | Species |
| Genus | Leiosia Wulp, 1893 ⇒ Aplomya
| 1 | Species |
| Genus | Leiosiopsis
| 2 | Species |
| Genus | Lepidosyntoma
| 1 | Species |
| Genus | Leptidosophia Townsend, 1931
| 2 | Species |
| Genus | Leptochaeta
| 1 | Species |
| Genus | Leptoda Wulp, 1885 ⇒ Zelia
| 1 | Species |
| Genus | Leptodexia Townsend, 1919
| 2 | Species |
| Genus | Leptomacquartia Townsend, 1919
| 1 | Species |
| Genus | Leptostylum Macquart, 1851
| 10 | Species |
| Genus | Leptotachina Brauer & Bergenstamm, 1891 ⇒ Lydella
| 2 | Species |
| Genus | Leptothelaira Mesnil & Shima, 1979
| 6 | Species |
| Genus | Leptothelarie
| 1 | Species |
| Genus | Leschia Rondani, 1861
| 0 | Species |
| Genus | Leskiini
| 8 | Species |
| Genus | Leskiola Mesnil, 1957
| 2 | Species |
| Genus | Leskiolydella Townsend, 1927
| 1 | Species |
| Genus | Leskiopalpus Townsend, 1916 ⇒ Leskia
| 3 | Species |
| Genus | Lesnia Schiner, 1861
| 0 | Species |
| Genus | Leucocarcelia Villeneuve, 1921
| 1 | Species |
| Genus | Liancosmia
| 1 | Species |
| Genus | Lidella Rondani, 1859
| 0 | Species |
| Genus | Lindigepalpus Townsend, 1931
| 2 | Species |
| Genus | Lindigia Townsend, 1931 ⇒ Ortezia
| 5 | Species |
| Genus | Lindneriola Mesnil, 1959
| 1 | Species |
| Genus | Linnaemyia Robineau-Desvoidy, 1830 ⇒ Palpina
| 11 | Species |
| Genus | Linnaemyini
| 2 | Species |
| Genus | Linneamyia
| 1 | Species |
| Genus | Linnemya Robineau-Desvoidy, 1863
| 0 | Species |
| Genus | Liophora Bezzi & Stein, 1907
| 0 | Species |
| Genus | Lispidea Coquillett, 1895 ⇒ Elfia
| 7 | Species |
| Genus | Lissoglossa Villeneuve, 1912
| 2 | Species |
| Genus | Lithexorista ♰ Townsend, 1921
| 1 | Species |
| Genus | Lixadmontia Wood & Cave, 2006
| 1 | Species |
| Genus | Lixinia Townsend, 1909 ⇒ Tinalydella
| 2 | Species |
| Genus | Lobomyia Woodley & Arnaud, 2008
| 3 | Species |
| Genus | Loevia Robineau-Desvoidy, 1863 ⇒ Ceromasia
| 2 | Species |
| Genus | Lomacantha Lioy, 1864
| 0 | Species |
| Genus | Lomachanta Schiner, 1864
| 0 | Species |
| Genus | Lomatacantha
| 5 | Species |
| Genus | Lophosiocera Townsend, 1916 ⇒ Elfia
| 1 | Species |
| Genus | Lophosiocyptera Townsend, 1927 ⇒ Lophosia
| 1 | Species |
| Genus | Lophosiodes Townsend, 1927 ⇒ Lophosia
| 1 | Species |
| Genus | Lophosiopsis
| 1 | Species |
| Genus | Lophosiosoma Mesnil, 1973
| 2 | Species |
| Genus | Lophrosia
| 0 | Species |
| Genus | Lophyromyia Brauer & Bergenstamm, 1889 ⇒ Blondelia
| 1 | Species |
| Genus | Lubutana Villeneuve, 1938
| 3 | Species |
| Genus | Lucasia Alberti, 1954 ⇒ Lucasinova
| 2 | Species |
| Genus | Lupia
| 1 | Species |
| Genus | Lydellactia Townsend, 1927 ⇒ Lixophaga
| 1 | Species |
| Genus | Lydellina Villeneuve, 1916
| 6 | Species |
| Genus | Lygaeomyia Aldrich, 1934
| 1 | Species |
| Genus | Lylibaea
| 2 | Species |
| Genus | Lyliboea Robineau-Desvoidy, 1863
| 0 | Species |
| Genus | Lyphe Coquillett, 1910
| 0 | Species |
| Genus | Lyphosia Mesnil, 1957
| 1 | Species |
| Genus | Lythia Pierce, 1914
| 1 | Species |
| Genus | Machaera Mik, 1890
| 0 | Species |
| Genus | Machaeraea
| 1 | Species |
| Genus | Machairomasicera Townsend, 1909 ⇒ Tinalydella
| 1 | Species |
| Genus | Macherea Rondani, 1859
| 1 | Species |
| Genus | Macquartiini
| 1 | Species |
| Genus | Macrohoughia Townsend, 1927
| 1 | Species |
| Genus | Macrohoughiopsis Townsend, 1927
| 1 | Species |
| Genus | Macrojurinia Townsend, 1916
| 1 | Species |
| Genus | Macrolophosia
| 1 | Species |
| Genus | Macromeigenia Brauer & Bergenstamm, 1891 ⇒ Mystacella
| 2 | Species |
| Genus | Macrometopa Brauer & von Bergenstamm, 1889
| 3 | Species |
| Genus | Macromyia Macquart, 1835
| 0 | Species |
| Genus | Macropatelloa
| 1 | Species |
| Genus | Macrosophia Townsend, 1933 ⇒ Doleschalla
| 1 | Species |
| Genus | Macrozenillia Townsend, 1927 ⇒ Pales
| 2 | Species |
| Genus | Maculia
| 1 | Species |
| Genus | Maculosalia Mesnil, 1946
| 3 | Species |
| Genus | Magripa Richter, 1988
| 2 | Species |
| Genus | Mahauiella Toma, 2003
| 2 | Species |
| Genus | Makasinocera
| 1 | Species |
| Genus | Makasinocerops Townsend, 1935
| 2 | Species |
| Genus | Makilingimyia
| 1 | Species |
| Genus | Malaiocrocuta Townsend, 1932
| 0 | Species |
| Genus | Malaisimyia
| 1 | Species |
| Genus | Malayocyptera Towndend, 1926 ⇒ Cylindromyia
| 1 | Species |
| Genus | Malayodinera
| 1 | Species |
| Genus | Malayodoria
| 1 | Species |
| Genus | Malayomedina Townsend, 1926 ⇒ Phytorophaga
| 1 | Species |
| Genus | Mangazea
| 1 | Species |
| Genus | Manola Richter, 1982
| 1 | Species |
| Genus | Manteomasiphya Guimaraes, 1966
| 1 | Species |
| Genus | Mapolomyia Verbeke, 1960 ⇒ Cahenia
| 1 | Species |
| Genus | Maquartia Rondani, 1862
| 0 | Species |
| Genus | Maracajuia
| 1 | Species |
| Genus | Maracasimyia Townsend, 1927 ⇒ Prophaenopsis
| 1 | Species |
| Genus | Marnefia Cortes, 1982
| 1 | Species |
| Genus | Marshallomyia van Emden, 1960
| 1 | Species |
| Genus | Marshamia Robineau-Desvoidy, 1830 ⇒ Bonnetia
| 2 | Species |
| Genus | Marshamya Rondani, 1850
| 0 | Species |
| Genus | Marsilia Bezzi & Stein, 1907
| 0 | Species |
| Genus | Marsillia Rondani, 1861 ⇒ Exorista
| 2 | Species |
| Genus | Masicerella
| 1 | Species |
| Genus | Masiceropsis Townsend, 1916
| 0 | Species |
| Genus | Masiphyoidea Thompson, 1963
| 1 | Species |
| Genus | Masipoda Brauer & Bergenstamm, 1889 ⇒ Winthemia
| 1 | Species |
| Genus | Masistyloides Mesnil, 1963
| 2 | Species |
| Genus | Mastigiomyia Reinhard, 1964
| 1 | Species |
| Genus | Masyphoidea Thompson, 1963
| 0 | Species |
| Genus | Matucania Townsend, 1919
| 1 | Species |
| Genus | Mauritiodoria Townsend, 1932
| 1 | Species |
| Genus | Mayodistichona Townsend, 1928
| 1 | Species |
| Genus | Mayophorinia Brauer & von Bergenstamm, 1889 ⇒ Paralispe
| 15 | Species |
| Genus | Mayoschizocera Townsend, 1927
| 2 | Species |
| Genus | Medinacemyia
| 2 | Species |
| Genus | Medinomyia Mesnil, 1957
| 1 | Species |
| Genus | Medinophyto Townsend, 1927
| 3 | Species |
| Genus | Medinospila Mesnil, 1977
| 1 | Species |
| Genus | Mediosetiger Barraclough, 1983
| 1 | Species |
| Genus | Medoria Robineau-Desvoidy, 1830
| 8 | Species |
| Genus | Medorilla
| 1 | Species |
| Genus | Megacarcelia Stackelberg, 1943 ⇒ Chaetexorista
| 1 | Species |
| Genus | Megaeuloewia Townsend, 1919 ⇒ Myiophasia
| 1 | Species |
| Genus | Megalochaeta
| 2 | Species |
| Genus | Megistodexia
| 1 | Species |
| Genus | Megistogaster Hagen, 1849 ⇒ Mecistogaster
| 4 | Species |
| Genus | Mehmetia Özdikmen, 2007
| 1 | Species |
| Genus | Meigeniella Coquillett, 1902 ⇒ Cryptomeigenioidea
| 1 | Species |
| Genus | Meigeniopsis
| 1 | Species |
| Genus | Melaleuca
| 3 | Species |
| Genus | Melanactia Townsend, 1927 ⇒ Oxynops
| 1 | Species |
| Genus | Melanasomyia Malloch, 1935
| 2 | Species |
| Genus | Melanepalpellus Townsend, 1927
| 1 | Species |
| Genus | Melanepalpus Townsend, 1914
| 3 | Species |
| Genus | Melanesomyia Barraclough, 1998
| 2 | Species |
| Genus | Melanocyptera Townsend, 1927
| 1 | Species |
| Genus | Melanodoria Brauer & von Bergenstamm, 1889 ⇒ Paralispe
| 15 | Species |
| Genus | Melanorlopteryx Townsend, 1927
| 1 | Species |
| Genus | Melanoromintho Townsend, 1935
| 1 | Species |
| Genus | Melanorophasia Townsend, 1934
| 1 | Species |
| Genus | Melanota Rondani, 1857 ⇒ Phyllomya
| 1 | Species |
| Genus | Melibaea Robineau-Desvoidy, 1847 ⇒ Ancyluris
| 11 | Species |
| Genus | Meliboea Robineau-Desvoidy, 1863
| 0 | Species |
| Genus | Melinocera Townsend, 1915
| 0 | Species |
| Genus | Melizoneura Rondani, 1868
| 0 | Species |
| Genus | Mellachnus Aldrich, 1934
| 1 | Species |
| Genus | Mendelssohnia Kugler, 1971
| 1 | Species |
| Genus | Mentho Westwood, 1840
| 0 | Species |
| Genus | Meriania Robineau-Desvoidy, 1830 ⇒ Ernestia
| 10 | Species |
| Genus | Mericia Robineau-Desvoidy, 1830 ⇒ Panzeria
| 9 | Species |
| Genus | Mericina Brauer & Bergenstamm, 1891 ⇒ Helioplagia
| 1 | Species |
| Genus | Mesembrierigone Townsend, 1931
| 1 | Species |
| Genus | Mesembrinormia Townsend, 1931
| 1 | Species |
| Genus | Mesembriomintho Townsend, 1916 ⇒ Sumpigaster
| 1 | Species |
| Genus | Mesembriophyto
| 1 | Species |
| Genus | Mesnilana van Emden, 1945
| 1 | Species |
| Genus | Mesniletta Herting, 1979
| 0 | Species |
| Genus | Mesnilotrix Cerretti & O'Hara, 2016
| 1 | Species |
| Genus | Mesnilus Özdikmen, 2007
| 11 | Species |
| Genus | Messiomyia Reinhard, 1955 ⇒ Lixophaga
| 1 | Species |
| Genus | Metachaeta Coquillett, 1895 ⇒ Periscepsia
| 2 | Species |
| Genus | Metagymnopsis
| 2 | Species |
| Genus | Metallicomintho Townsend, 1919 ⇒ Micromintho
| 1 | Species |
| Genus | Metamyia Arnaud, 1963 ⇒ Dichocera
| 2 | Species |
| Genus | Metamyiophasia Blanchard, 1966
| 1 | Species |
| Genus | Metamyobia Townsend, 1927
| 1 | Species |
| Genus | Metaphorocera Thompson, 1968
| 1 | Species |
| Genus | Metaphyto Coquillett, 1897 ⇒ Panzeria
| 1 | Species |
| Genus | Metarrhinomyia Brauer & von Bergenstamm, 1889 ⇒ Paralispe
| 15 | Species |
| Genus | Methypostena Townsend, 1908
| 0 | Species |
| Genus | Metopiopsis Vimmer & Soukup, 1940
| 1 | Species |
| Genus | Metopoactia Townsend, 1927
| 1 | Species |
| Genus | Metopomintho Robineau-Desvoidy, 1830 ⇒ Pseudomorinia
| 12 | Species |
| Genus | Metoposisyrops Robineau-Desvoidy, 1830 ⇒ Diatraeophaga
| 3 | Species |
| Genus | Miamimyiops Townsend, 1939
| 1 | Species |
| Genus | Michrochaetona Townsend, 1919
| 0 | Species |
| Genus | Microaporia Townsend, 1919
| 1 | Species |
| Genus | Microcarcelia Baranov, 1934
| 0 | Species |
| Genus | Microceromacia Curran, 1934
| 0 | Species |
| Genus | Microceromasia Villeneuve, 1911 ⇒ Lixophaga
| 1 | Species |
| Genus | Microcerophina Kugler, 1977
| 1 | Species |
| Genus | Microchaetogyne Townsend, 1931
| 1 | Species |
| Genus | Microchaetona Townsend, 1915 ⇒ Neophyllophila
| 5 | Species |
| Genus | Microchaetonops Townsend, 1934 ⇒ Phyllophilopsis
| 1 | Species |
| Genus | Microcheilosia
| 1 | Species |
| Genus | Microchira
| 1 | Species |
| Genus | Microerigone Zimin, 1960 ⇒ Hyalurgus
| 1 | Species |
| Genus | Microgymnoma
| 1 | Species |
| Genus | Microgymnomma Townsend, 1916
| 4 | Species |
| Genus | Microleskia Townsend, 1915 ⇒ Neophyllophila
| 2 | Species |
| Genus | Micromasiphya Townsend, 1934
| 1 | Species |
| Genus | Micromyobia Brauer & Bergenstamm, 1891 ⇒ Solieria
| 1 | Species |
| Genus | Micronychiops Townsend, 1915
| 1 | Species |
| Genus | Micropales
| 2 | Species |
| Genus | Micropalpis Robineau-Desvoidy, 1830 ⇒ Palpina
| 1 | Species |
| Genus | Micropalpus Macquart, 1834 ⇒ Linnaemya
| 66 | Species |
| Genus | Microphana Brauer & Bergenstamm, 1891 ⇒ Meigenia
| 1 | Species |
| Genus | Microptera Kaddumi, 2005
| 2 | Species |
| Genus | Micropthalma
| 1 | Species |
| Genus | Microsciasma Townsend, 1915 ⇒ Archiphania
| 1 | Species |
| Genus | Microtownsendia Wulp, 1890 ⇒ Calpodomyia
| 1 | Species |
| Genus | Microtricha Mik, 1887
| 0 | Species |
| Genus | Microtrichodes
| 1 | Species |
| Genus | Microtrichommodes
| 1 | Species |
| Genus | Microtrihodes
| 0 | Species |
| Genus | Microtropeza Macquart, 1851
| 4 | Species |
| Genus | Microvibrissina Villeneuve, 1911
| 0 | Species |
| Genus | Mikiella Rubsaamen, 1915 ⇒ Neomikiella
| 1 | Species |
| Genus | Milada Richter, 1973
| 1 | Species |
| Genus | Mimomeriania
| 1 | Species |
| Genus | Minthocyptera
| 1 | Species |
| Genus | Minthodexia Brauer & Bergenstamm, 1891
| 1 | Species |
| Genus | Minthodexiopsis Townsend, 1927 ⇒ Spathidexia
| 1 | Species |
| Genus | Minthohoughia Townsend, 1919
| 1 | Species |
| Genus | Mintholeskia Townsend, 1934
| 1 | Species |
| Genus | Minthomima
| 1 | Species |
| Genus | Minthomyia Townsend, 1919 ⇒ Euptilodegeeria
| 1 | Species |
| Genus | Minthoplagia Townsend, 1915
| 3 | Species |
| Genus | Minthopsis Townsend, 1915
| 1 | Species |
| Genus | Minthosoma Zeegers, 2007
| 3 | Species |
| Genus | Minthotachina Townsend, 1935
| 1 | Species |
| Genus | Miopharus
| 1 | Species |
| Genus | Mitannia Herting, 1987
| 1 | Species |
| Genus | Mollia Robineau-Desvoidy, 1863 ⇒ Medina
| 3 | Species |
| Genus | Molliopsis Townsend, 1932
| 0 | Species |
| Genus | Mongolomintho Richter, 1976
| 1 | Species |
| Genus | Monochaeta Brauer & von Bergenstamm, 1889
| 0 | Species |
| Genus | Monoestrogaster van der Wulp, 1891 ⇒ Eucalodexia
| 1 | Species |
| Genus | Montanothalma Barraclough, 1996
| 1 | Species |
| Genus | Montserratia Thompson, 1964
| 1 | Species |
| Genus | Montuosa Chao & Zhou, 1996
| 1 | Species |
| Genus | Moreiria Townsend, 1932
| 2 | Species |
| Genus | Moretia
| 1 | Species |
| Genus | Mormonomyia Brauer & Bergenstamm, 1891
| 7 | Species |
| Genus | Morphodexia Townsend, 1931
| 7 | Species |
| Genus | Morphomya Rondani, 1856
| 1 | Species |
| Genus | Munira Richter, 1974
| 1 | Species |
| Genus | Murana Meigen, 1824 ⇒ Trixa
| 1 | Species |
| Genus | Murdockiana Townsend, 1916
| 0 | Species |
| Genus | Muscidites ♰ von Heyden & von Heyden, 1866
| 1 | Species |
| Genus | Muscinothelaira Brauer & von Bergenstamm, 1889 ⇒ Paralispe
| 15 | Species |
| Genus | Myconia Robineau-Desvoidy, 1863
| 1 | Species |
| Genus | Myersimyia Coquillett, 1897 ⇒ Heliolydellops
| 1 | Species |
| Genus | Myiapharus
| 3 | Species |
| Genus | Myiobia Mik, 1890 ⇒ Solieria
| 7 | Species |
| Genus | Myiocera Brauer & Bergenstamm, 1889 ⇒ Dinera
| 10 | Species |
| Genus | Myiochaeta Cortes, 1967
| 2 | Species |
| Genus | Myioclura Reinhard, 1974
| 2 | Species |
| Genus | Myiodexia Cortes & Campos, 1971
| 1 | Species |
| Genus | Myiodoria
| 1 | Species |
| Genus | Myiodoriops Townsend, 1919 ⇒ Euptilodegeeria
| 1 | Species |
| Genus | Myiofijia Baranov, 1934 ⇒ Pales
| 1 | Species |
| Genus | Myiomima Brauer & von Bergenstamm, 1889
| 4 | Species |
| Genus | Myiomintho Brauer & von Bergenstamm, 1889
| 1 | Species |
| Genus | Myiophasiomima Blanchard, 1966
| 0 | Species |
| Genus | Myiophasiopsis Townsend, 1927
| 2 | Species |
| Genus | Myiophorus
| 6 | Species |
| Genus | Myioscotiptera Giglio-Tos, 1893
| 1 | Species |
| Genus | Myiostoma Bezzi, 1907
| 5 | Species |
| Genus | Myiosturmia
| 1 | Species |
| Genus | Myiosturmiopsis Thompson, 1963
| 1 | Species |
| Genus | Myiothyria
| 1 | Species |
| Genus | Myioxynops Brauer & von Bergenstamm, 1889 ⇒ Paralispe
| 15 | Species |
| Genus | Myntho Rondani, 1845
| 0 | Species |
| Genus | Myobiomima Townsend, 1926
| 2 | Species |
| Genus | Myobiopsis Robineau-Desvoidy, 1830 ⇒ Eumyobia
| 2 | Species |
| Genus | Myocena Lioy, 1864
| 0 | Species |
| Genus | Myocera Robineau-Desvoidy, 1830 ⇒ Dinera
| 14 | Species |
| Genus | Myoceropsis Townsend, 1915
| 0 | Species |
| Genus | Myostoma Robineau-Desvoidy, 1830 ⇒ Ellipostoma
| 6 | Species |
| Genus | Myothryia
| 0 | Species |
| Genus | Myothyria Wulp, 1890 ⇒ Ceracia
| 10 | Species |
| Genus | Myrsina Robineau-Desvoidy, 1863 ⇒ Bessa
| 3 | Species |
| Genus | Mystacomyoidea Thompson, 1963
| 2 | Species |
| Genus | Myxactia
| 1 | Species |
| Genus | Myxarchiclop
| 0 | Species |
| Genus | Myxarchiclops Villeneuve, 1916
| 4 | Species |
| Genus | Myxeroristops
| 1 | Species |
| Genus | Myxexorista Brauer & von Bergenstamm, 1891 ⇒ Zenillia
| 6 | Species |
| Genus | Myxhypostena Villeneuve, 1939 ⇒ Prodegeeria
| 1 | Species |
| Genus | Myxocarcelia Baranov, 1934
| 0 | Species |
| Genus | Myxogaedia
| 2 | Species |
| Genus | Myxophryxe Cerretti & O'Hara, 2016
| 4 | Species |
| Genus | Naeera Gobert, 1887
| 0 | Species |
| Genus | Naira Richter, 1970
| 2 | Species |
| Genus | Neacroglossa
| 1 | Species |
| Genus | Neadmontia Townsend, 1912
| 0 | Species |
| Genus | Neaphria Townsend, 1914
| 1 | Species |
| Genus | Nearchus Reinhard, 1964 ⇒ Phobaeticus
| 9 | Species |
| Genus | Neargyrophylax Townsend, 1927 ⇒ Myiopharus
| 1 | Species |
| Genus | Neera Rondani, 1861
| 0 | Species |
| Genus | Nemochaeta Wulp, 1888 ⇒ Archytas
| 9 | Species |
| Genus | Nemora Stein, 1857
| 1 | Species |
| Genus | Nemorillia Rondani, 1856
| 2 | Species |
| Genus | Nemorilloides Brauer & von Bergenstamm, 1891
| 3 | Species |
| Genus | Nemoroea Macquart, 1851
| 0 | Species |
| Genus | Nemosturmia Townsend, 1926 ⇒ Timavia
| 10 | Species |
| Genus | Neoacroglossa
| 1 | Species |
| Genus | Neoarchytas Townsend, 1915
| 5 | Species |
| Genus | Neoargyrophylax Townsend, 1927
| 1 | Species |
| Genus | Neobelvosiopsis
| 1 | Species |
| Genus | Neobrachelia Townsend, 1931
| 4 | Species |
| Genus | Neocampylochaeta Townsend, 1927
| 1 | Species |
| Genus | Neocelatoria Walton, 1914 ⇒ Celatoria
| 1 | Species |
| Genus | Neochaetoplagia Blanchard, 1963
| 1 | Species |
| Genus | Neocraspedothrix Townsend, 1927
| 1 | Species |
| Genus | Neocuphocera Townsend, 1927
| 3 | Species |
| Genus | Neocyptera Townsend, 1916
| 0 | Species |
| Genus | Neocyrtophoeba Vimmer & Soukup, 1940
| 1 | Species |
| Genus | Neodionaea Townsend, 1916
| 0 | Species |
| Genus | Neoduvaucelia
| 1 | Species |
| Genus | Neodwaucelia
| 0 | Species |
| Genus | Neoemdenia Mesnil, 1953
| 2 | Species |
| Genus | Neoerigone Brauer & Bergenstamm, 1891 ⇒ Helioplagia
| 1 | Species |
| Genus | Neoerythronychia Malloch, 1932
| 1 | Species |
| Genus | Neoethilla
| 1 | Species |
| Genus | Neoeuantha Townsend, 1931
| 2 | Species |
| Genus | Neogymnomma Townsend, 1915
| 2 | Species |
| Genus | Neojurinia
| 1 | Species |
| Genus | Neolophosia Townsend, 1939
| 1 | Species |
| Genus | Neolydella Mesnil, 1939
| 1 | Species |
| Genus | Neomasiphya Guimaraes, 1966
| 2 | Species |
| Genus | Neometachaeta Townsend, 1915
| 1 | Species |
| Genus | Neominthoidea Thompson, 1968
| 1 | Species |
| Genus | Neominthopsis Townsend, 1915
| 1 | Species |
| Genus | Neommasicera
| 1 | Species |
| Genus | Neomoraea
| 0 | Species |
| Genus | Neomyostoma Townsend, 1935
| 1 | Species |
| Genus | Neonyctia Townsend, 1919 ⇒ Chaetonopsis
| 1 | Species |
| Genus | Neopaedarium Blanchard, 1943
| 1 | Species |
| Genus | Neopales Coquillett, 1910 ⇒ Pales
| 1 | Species |
| Genus | Neophasmophaga Guimaraes, 1982
| 2 | Species |
| Genus | Neophorichaeta Smith, 1915 ⇒ Periscepsia
| 1 | Species |
| Genus | Neophorocera Townsend, 1912
| 0 | Species |
| Genus | Neophyllophila Townsend, 1915 ⇒ Urochaetona
| 2 | Species |
| Genus | Neopodomyia Townsend, 1927
| 1 | Species |
| Genus | Neoprosena
| 1 | Species |
| Genus | Neopsalida Townsend, 1916
| 0 | Species |
| Genus | Neopsalidopteryx Brooks, 1942
| 0 | Species |
| Genus | Neoptera Woodworth, 1906 Wing-folding insects | 1 | Species |
| Genus | Neosarromyia
| 3 | Species |
| Genus | Neoscotia
| 1 | Species |
| Genus | Neosophia Guimaraes, 1982
| 3 | Species |
| Genus | Neossarromyia Townsend, 1927
| 2 | Species |
| Genus | Neoswaldia Mesnil, 1960
| 0 | Species |
| Genus | Neothelaira Townsend, 1912 ⇒ Aporotachina
| 2 | Species |
| Genus | Neotractocera Townsend, 1892 ⇒ Hypertrophocera
| 1 | Species |
| Genus | Neotrafoia
| 2 | Species |
| Genus | Neotrafoiopsis Townsend, 1931
| 1 | Species |
| Genus | Neouromyia Townsend, 1891
| 0 | Species |
| Genus | Neowinthemia Townsend, 1919 ⇒ Bicruciosturmia
| 3 | Species |
| Genus | Neoxanthobasis Blanchard, 1966
| 1 | Species |
| Genus | Neoxynops Townsend, 1934 ⇒ Myiopharus
| 1 | Species |
| Genus | Neoxynopsoidea Brauer & von Bergenstamm, 1889 ⇒ Paralispe
| 1 | Species |
| Genus | Neozelia Guimaraes, 1975
| 1 | Species |
| Genus | Nephochaetona Townsend, 1919
| 1 | Species |
| Genus | Nephoplagia Townsend, 1919
| 1 | Species |
| Genus | Nephopteropsis Townsend, 1916 ⇒ Elfia
| 1 | Species |
| Genus | Nepocarcelia Townsend, 1927
| 2 | Species |
| Genus | Nepophasmophaga Townsend, 1927
| 1 | Species |
| Genus | Nicaea Robineau-Desvoidy, 1863 ⇒ Billaea
| 1 | Species |
| Genus | Nicetria
| 2 | Species |
| Genus | Nigara Richter, 1999
| 1 | Species |
| Genus | Nigrina
| 1 | Species |
| Genus | Nimiocauda Reinhard, 1943 ⇒ Panacemyia
| 1 | Species |
| Genus | Nipponoceromyia Mesnil, 1957 ⇒ Proceromyia
| 1 | Species |
| Genus | Nothovoria Cortés & González, 1989
| 1 | Species |
| Genus | Nothypostena
| 1 | Species |
| Genus | Notoderus Cortes, 1986
| 1 | Species |
| Genus | Notodytes Aldrich, 1934
| 3 | Species |
| Genus | Notomanes Aldrich, 1934
| 1 | Species |
| Genus | Novia Robineau-Desvoidy, 1830
| 1 | Species |
| Genus | Obeida
| 2 | Species |
| Genus | Oberonomyia Reinhard, 1964
| 1 | Species |
| Genus | Oblitoneura Mesnil, 1975
| 2 | Species |
| Genus | Ochroepalpus Townsend, 1927
| 2 | Species |
| Genus | Ochromeigenia Townsend, 1919 ⇒ Palpostoma
| 2 | Species |
| Genus | Ochrophasia
| 1 | Species |
| Genus | Ochropleurum
| 1 | Species |
| Genus | Ociptera Rondani, 1862
| 0 | Species |
| Genus | Ocyptea
| 1 | Species |
| Genus | Ocyptera Diabolus Wiedemann, 1819 ⇒ Catocyptera
| 104 | Species |
| Genus | Ocypterodes Townsend, 1916
| 0 | Species |
| Genus | Ocypteromima Townsend, 1916
| 5 | Species |
| Genus | Ocypterosipha
| 1 | Species |
| Genus | Ocypterosoma Townsend, 1915
| 0 | Species |
| Genus | Ocypteryx Leach, 1817 ⇒ Cylindromyia
| 1 | Species |
| Genus | Ocyrtosoma Townsend, 1912
| 1 | Species |
| Genus | Odontocyptera Townsend, 1915 ⇒ Cylindromyia
| 1 | Species |
| Genus | Oedemamedina Townsend, 1927
| 1 | Species |
| Genus | Oedemasoma Townsend, 1908 ⇒ Besseria
| 1 | Species |
| Genus | Oedematopteryx Townsend, 1916
| 0 | Species |
| Genus | Oestrocharis
| 2 | Species |
| Genus | Oestrogaster Townsend, 1912
| 1 | Species |
| Genus | Oestrogastrodes
| 1 | Species |
| Genus | Oestrogastropsis
| 1 | Species |
| Genus | Oestrohystricia Townsend, 1912
| 1 | Species |
| Genus | Oestroloewia Mesnil, 1953 ⇒ Loewia
| 1 | Species |
| Genus | Oestrophasiana Townsend, 1931 ⇒ Cenosoma
| 1 | Species |
| Genus | Oestroplagia Townsend, 1919 ⇒ Hesperomyia
| 1 | Species |
| Genus | Oestropsis Smith, 1868 ⇒ Stenotritus
| 2 | Species |
| Genus | Oharamyia
| 1 | Species |
| Genus | Okanagania Townsend, 1915 ⇒ Panzeria
| 2 | Species |
| Genus | Okea Townsend, 1916 ⇒ Bicruciosturmia
| 1 | Species |
| Genus | Okeopsis Townsend, 1927 ⇒ Winthemia
| 2 | Species |
| Genus | Olbya Robineau-Desvoidy, 1863 ⇒ Macquartia
| 1 | Species |
| Genus | Oligoestrus Townsend, 1932
| 0 | Species |
| Genus | Oligolydella
| 1 | Species |
| Genus | Oligooestrus
| 1 | Species |
| Genus | Olinda Guenée, 1845 ⇒ Olindia
| 1 | Species |
| Genus | Olindopsis Townsend, 1927 ⇒ Prodexodes
| 1 | Species |
| Genus | Olista Gobert, 1887
| 0 | Species |
| Genus | Oliviera Macquart, 1835
| 0 | Species |
| Genus | Olivieria Robineau-Desvoidy, 1830 ⇒ Aphria
| 3 | Species |
| Genus | Ollachactia Townsend, 1927
| 1 | Species |
| Genus | Ollachea Townsend, 1919
| 1 | Species |
| Genus | Ollacheryphe Townsend, 1927
| 2 | Species |
| Genus | Omalogaster Macquart, 1834 ⇒ Billaea
| 6 | Species |
| Genus | Omalostoma Rondani, 1862 ⇒ Paratheresia
| 2 | Species |
| Genus | Ommaleskia van der Wulp, 1891 ⇒ Eucalodexia
| 1 | Species |
| Genus | Ommasicera
| 1 | Species |
| Genus | Omotoma Lioy, 1864
| 0 | Species |
| Genus | Oodigaster Macquart, 1854 ⇒ Sturmia
| 11 | Species |
| Genus | Oomasicera Townsend, 1911
| 0 | Species |
| Genus | Oomeigenia Walton, 1914 ⇒ Euhallidaya
| 1 | Species |
| Genus | Ophina Robineau-Desvoidy, 1863 ⇒ Linnaemya
| 1 | Species |
| Genus | Ophirion Townsend, 1911
| 9 | Species |
| Genus | Ophirionopsis Townsend, 1911 ⇒ Opsoleskia
| 2 | Species |
| Genus | Ophirodexia Townsend, 1911
| 3 | Species |
| Genus | Ophirosturmia Townsend, 1911
| 1 | Species |
| Genus | Ophrion
| 3 | Species |
| Genus | Opsocyptera Townsend, 1927 ⇒ Cylindromyia
| 1 | Species |
| Genus | Opsoempheria Townsend, 1927
| 1 | Species |
| Genus | Opsoleskia Townsend, 1911 ⇒ Ophirionopsis
| 2 | Species |
| Genus | Opsophagus Aldrich, 1926
| 3 | Species |
| Genus | Opsophasiopteryx Townsend, 1917
| 1 | Species |
| Genus | Opsozelia Townsend, 1919
| 1 | Species |
| Genus | Opticopteryx Townsend, 1931
| 1 | Species |
| Genus | Oraeosoma Cortes, 1976
| 1 | Species |
| Genus | Orectocera
| 1 | Species |
| Genus | Orectocerina
| 1 | Species |
| Genus | Oreophyto Townsend, 1916 ⇒ Arctophyto
| 1 | Species |
| Genus | Oresbia
| 1 | Species |
| Genus | Oretocerina
| 0 | Species |
| Genus | Orillia
| 5 | Species |
| Genus | Orilliopsis
| 2 | Species |
| Genus | Ormiominda Paramonov, 1955 ⇒ Therobia
| 4 | Species |
| Genus | Ormiophasia Townsend, 1919
| 19 | Species |
| Genus | Orohoughia Townsend, 1934
| 1 | Species |
| Genus | Oromasiphya Townsend, 1927
| 2 | Species |
| Genus | Orophoracera
| 1 | Species |
| Genus | Orophorocera Townsend, 1909 ⇒ Tinalydella
| 1 | Species |
| Genus | Orphanotrophus Reinhard, 1943 ⇒ Euhallidaya
| 1 | Species |
| Genus | Orthaporia Robineau-Desvoidy, 1830 ⇒ Paraporia
| 2 | Species |
| Genus | Osmaea
| 1 | Species |
| Genus | Osmina Robineau-Desvoidy, 1863 ⇒ Bessa
| 1 | Species |
| Genus | Ossidingia Townsend, 1919
| 1 | Species |
| Genus | Oxapampoelpalpus
| 1 | Species |
| Genus | Oxapampoepalpus
| 1 | Species |
| Genus | Oxexorista Townsend, 1912 ⇒ Sisyropa
| 1 | Species |
| Genus | Oxyaporia Townsend, 1919
| 2 | Species |
| Genus | Oxydexia
| 1 | Species |
| Genus | Oxydexiops
| 1 | Species |
| Genus | Oxydosphyria Robineau-Desvoidy, 1830 ⇒ Peleteria
| 1 | Species |
| Genus | Oxyepalpus Townsend, 1927
| 2 | Species |
| Genus | Oxymedoria Villeneuve, 1916
| 1 | Species |
| Genus | Oxynopsalia Brauer & von Bergenstamm, 1889 ⇒ Paralispe
| 1 | Species |
| Genus | Oxynopsis Brauer & von Bergenstamm, 1889 ⇒ Paralispe
| 1 | Species |
| Genus | Oxyophirion Townsend, 1911 ⇒ Opsoleskia
| 1 | Species |
| Genus | Oxyphyllomyia Villeneuve, 1937
| 2 | Species |
| Genus | Oxyrutilia
| 1 | Species |
| Genus | Pachymia Walker, 1858
| 0 | Species |
| Genus | Pachymyia Macquart, 1843
| 2 | Species |
| Genus | Pachynocera Townsend, 1919
| 2 | Species |
| Genus | Paedarium Aldrich, 1926
| 5 | Species |
| Genus | Palamera Herting, 1969
| 0 | Species |
| Genus | Palas
| 1 | Species |
| Genus | Palasia Rondani, 1862
| 0 | Species |
| Genus | Palilogia Reinhard, 1964 ⇒ Anoxynops
| 1 | Species |
| Genus | Pallasia Robinaeu-Desvoidy, 1830 ⇒ Cistogaster
| 8 | Species |
| Genus | Palpibraca Rondani, 1846
| 1 | Species |
| Genus | Palpina Robineau-Desvoidy, 1830 ⇒ Micropalpis
| 3 | Species |
| Genus | Palpocyptera Townsend, 1927 ⇒ Lophosia
| 5 | Species |
| Genus | Palpolinnaemyia Townsend, 1927
| 1 | Species |
| Genus | Palpostomotrixa
| 1 | Species |
| Genus | Palpotachina Townsend, 1915
| 1 | Species |
| Genus | Pammaerus Aldrich, 1927
| 1 | Species |
| Genus | Pamphagophaga Enderlein, 1930 ⇒ Ceracia
| 1 | Species |
| Genus | Pancala Enderlein, 1936 ⇒ Formosia
| 8 | Species |
| Genus | Pantagathus Reinhard, 1935 ⇒ Eupelecotheca
| 2 | Species |
| Genus | Panzeriaa
| 1 | Species |
| Genus | Panzerina Zetterstedt, 1852
| 0 | Species |
| Genus | Panzeriopsis Robineau-Desvoidy, 1830 ⇒ Peleteria
| 52 | Species |
| Genus | Parabelvosia
| 1 | Species |
| Genus | Parabillaea
| 1 | Species |
| Genus | Parabothria Vimmer & Soukup, 1940
| 1 | Species |
| Genus | Parabrachycoma Blanchard, 1940
| 1 | Species |
| Genus | Parachaetolyga Bischof, 1904
| 0 | Species |
| Genus | Parachaetopsis Robineau-Desvoidy, 1830 ⇒ Parachaeta
| 1 | Species |
| Genus | Parachetolyga
| 2 | Species |
| Genus | Paraclara Bezzi, 1908
| 2 | Species |
| Genus | Paracyrillia Strobl, 1893 ⇒ Graphogaster
| 1 | Species |
| Genus | Paradexodes Townsend, 1908 ⇒ Oswaldia
| 3 | Species |
| Genus | Paradionaea Townsend, 1916
| 0 | Species |
| Genus | Paradoria Brauer & von Bergenstamm, 1889 ⇒ Paralispe
| 3 | Species |
| Genus | Paraerynnia Brauer & Bergenstamm, 1890
| 0 | Species |
| Genus | Paraexorista Brauer & Bergenstamm, 1890
| 0 | Species |
| Genus | Parafabricia
| 3 | Species |
| Genus | Parafrontina Brauer & Bergenstamm, 1893 ⇒ Lespesia
| 1 | Species |
| Genus | Paragaedia
| 1 | Species |
| Genus | Paragermaria Townsend, 1909 ⇒ Olenochaeta
| 1 | Species |
| Genus | Paragymnomma
| 2 | Species |
| Genus | Parahypostena
| 1 | Species |
| Genus | Parahyria Bischof, 1900 ⇒ Graphogaster
| 1 | Species |
| Genus | Parajurinia Townsend, 1928
| 1 | Species |
| Genus | Parallophora
| 3 | Species |
| Genus | Paralophora Girschner, 1887
| 0 | Species |
| Genus | Paralypha Mesnil, 1963
| 1 | Species |
| Genus | Paramayocera
| 1 | Species |
| Genus | Parameigenia Townsend, 1919
| 0 | Species |
| Genus | Paramesochaeta Brauer & von Bergenstamm, 1891
| 1 | Species |
| Genus | Paramuscopteryx Townsend, 1915 ⇒ Eulasiona
| 1 | Species |
| Genus | Paramyiostoma
| 1 | Species |
| Genus | Paramyocera
| 1 | Species |
| Genus | Paranaphora Townsend, 1908 ⇒ Ervia
| 1 | Species |
| Genus | Paraneaera
| 4 | Species |
| Genus | Paranetia Townsend, 1908 ⇒ Epiprospherysa
| 1 | Species |
| Genus | Paranoxynops Macquart, 1851 ⇒ Anoxynopsoidea
| 1 | Species |
| Genus | Parapexopsis Mesnil, 1953
| 2 | Species |
| Genus | Paraphania
| 1 | Species |
| Genus | Paraphasia Townsend, 1915 ⇒ Phasia
| 2 | Species |
| Genus | Paraphasiana Robineau-Desvoidy, 1830 ⇒ Besserioides
| 83 | Species |
| Genus | Paraphasiopsis Townsend, 1917
| 2 | Species |
| Genus | Paraphorocera Brauer & Bergenstamm, 1889 ⇒ Lydella
| 2 | Species |
| Genus | Paraphosmophaga
| 1 | Species |
| Genus | Paraplagia Brauer & Bergenstamm, 1891 ⇒ Athrycia
| 2 | Species |
| Genus | Parapodomyia Mesnil, 1952
| 0 | Species |
| Genus | Parapoliops Blanchard, 1957
| 1 | Species |
| Genus | Paraprosena Brauer & Bergenstamm, 1889 ⇒ Billaea
| 8 | Species |
| Genus | Paraprospherysa Townsend, 1908 ⇒ Epiprospherysa
| 1 | Species |
| Genus | Parapsalida Townsend, 1916 ⇒ Leucostoma
| 1 | Species |
| Genus | Pararondania Villeneuve, 1916
| 1 | Species |
| Genus | Pararrhinactia Townsend, 1935
| 1 | Species |
| Genus | Parastauferia Pokorny, 1893 ⇒ Hyalurgus
| 1 | Species |
| Genus | Paratachina Brauer & von Bergenstamm, 1891
| 4 | Species |
| Genus | Paratacta Reinhard, 1923 ⇒ Atactopsis
| 1 | Species |
| Genus | Paratactopsis
| 1 | Species |
| Genus | Paratamiclea
| 2 | Species |
| Genus | Parathelaira van der Wulp, 1891 ⇒ Eucalodexia
| 1 | Species |
| Genus | Paraxanthobasis Blanchard, 1966
| 2 | Species |
| Genus | Parcipromus Reinhard, 1958 ⇒ Neosolieria
| 2 | Species |
| Genus | Parechinotachina Townsend, 1931
| 1 | Species |
| Genus | Parepalpodes
| 1 | Species |
| Genus | Parerigone Brauer, 1898
| 16 | Species |
| Genus | Parerigonesis Brauer, 1898 ⇒ Parerigone
| 3 | Species |
| Genus | Parerigonini
| 1 | Species |
| Genus | Pareriothrix Belanovsky, 1953
| 0 | Species |
| Genus | Parerynnia
| 1 | Species |
| Genus | Parestheria
| 1 | Species |
| Genus | Parexorista Brauer & Bergenstamm, 1889 ⇒ Carcelia
| 31 | Species |
| Genus | Parexoristina Enderlein, 1936
| 0 | Species |
| Genus | Parhamaxia Mesnil, 1967
| 3 | Species |
| Genus | Parkerella
| 1 | Species |
| Genus | Parkeria
| 1 | Species |
| Genus | Parkeriellus Smith, 1916 ⇒ Paralispe
| 1 | Species |
| Genus | Parodomyia
| 1 | Species |
| Genus | Parodomyiops Townsend, 1935
| 1 | Species |
| Genus | Paropesia Mesnil, 1970
| 4 | Species |
| Genus | Parthenia Robineau-Desvoidy, 1830 ⇒ Cylindromyia
| 4 | Species |
| Genus | Patelloapsis Townsend, 1927 ⇒ Patelloa
| 3 | Species |
| Genus | Pateloa Curran, 1934
| 0 | Species |
| Genus | Patillalia Curran, 1934
| 1 | Species |
| Genus | Paxiximyia Toma & Olivier, 2017
| 1 | Species |
| Genus | Pelashyria Villeneuve, 1935
| 1 | Species |
| Genus | Peleteriopsis Townsend, 1916 ⇒ Peleteria
| 1 | Species |
| Genus | Peletieria Robineau-Desvoidy, 1830 ⇒ Panzeriopsis
| 55 | Species |
| Genus | Pelixia
| 1 | Species |
| Genus | Pelmatomyia Brauer & Bergenstamm, 1889 ⇒ Carcelia
| 2 | Species |
| Genus | Pelus Gistl, 1848
| 0 | Species |
| Genus | Pelycops Aldrich, 1934
| 1 | Species |
| Genus | Pennapoda Townsend, 1897
| 1 | Species |
| Genus | Pentamyia
| 1 | Species |
| Genus | Penthoptera Schiner, 1863 ⇒ Hexatoma
| 12 | Species |
| Genus | Penthosiosoma Townsend, 1926
| 3 | Species |
| Genus | Peracroglossa Townsend, 1931
| 1 | Species |
| Genus | Periarchiolops Villeneuve, 1924
| 1 | Species |
| Genus | Perichaeta Scudder, 1882 ⇒ Policheta
| 1 | Species |
| Genus | Perichoeta Bezzi, 1894
| 0 | Species |
| Genus | Periechusa Gistl, 1848
| 0 | Species |
| Genus | Perigymnosoma Villeneuve, 1929
| 2 | Species |
| Genus | Perilophosia Villeneuve, 1927 ⇒ Lophosia
| 1 | Species |
| Genus | Perioptichochaeta Townsend, 1927
| 1 | Species |
| Genus | Periopticochaeta
| 1 | Species |
| Genus | Periostoma Cortes, 1986
| 1 | Species |
| Genus | Periprosena
| 1 | Species |
| Genus | Periscepia
| 5 | Species |
| Genus | Peristasisea Villeneuve, 1934
| 1 | Species |
| Genus | Perlucidina Mesnil in Lindner, 1952
| 2 | Species |
| Genus | Persedea Richter, 2001
| 1 | Species |
| Genus | Perua
| 1 | Species |
| Genus | Perumyia Arnaud, 1963
| 1 | Species |
| Genus | Perumyialossa
| 1 | Species |
| Genus | Petia Coquillett, 1910 ⇒ Procatharosia
| 1 | Species |
| Genus | Petinops
| 3 | Species |
| Genus | Petrargyrops Townsend, 1927
| 2 | Species |
| Genus | Pexoides
| 1 | Species |
| Genus | Pexomyia
| 2 | Species |
| Genus | Peyitschia
| 0 | Species |
| Genus | Peyritschia
| 2 | Species |
| Genus | Phaeodema Aldrich, 1934
| 1 | Species |
| Genus | Phanemia Macquart, 1835
| 0 | Species |
| Genus | Phanemya Robineau-Desvoidy, 1830 ⇒ Clairvillia
| 1 | Species |
| Genus | Phanemyia Agassiz, 1846
| 0 | Species |
| Genus | Phaniosoma Rondani, 1856 ⇒ Besseria
| 2 | Species |
| Genus | Phantasiosiphona Meigen, 1803 ⇒ Actinocrocuta
| 2 | Species |
| Genus | Phasiatacta Townsend, 1911
| 1 | Species |
| Genus | Phasiinae
| 5 | Species |
| Genus | Phasiini
| 1 | Species |
| Genus | Phasioclista Townsend, 1891 ⇒ Myiophasia
| 1 | Species |
| Genus | Phasiocyptera Townsend, 1927
| 1 | Species |
| Genus | Phasiodexia Townsend, 1925 ⇒ Dexia
| 2 | Species |
| Genus | Phasiomya
| 1 | Species |
| Genus | Phasiophyto Townsend, 1919
| 1 | Species |
| Genus | Phasiopteryx Brauer & Bergenstamm, 1889 ⇒ Ormia
| 3 | Species |
| Genus | Phasmofrontina Townsend, 1931
| 1 | Species |
| Genus | Phasmovora Townsend, 1909 ⇒ Phasmophaga
| 5 | Species |
| Genus | Pherecida Robineau-Desvoidy, 1863 ⇒ Macquartia
| 1 | Species |
| Genus | Phericia Robineau-Desvoidy, 1863
| 0 | Species |
| Genus | Philippodexia Townsend, 1926
| 6 | Species |
| Genus | Philippodoria Townsend, 1928 ⇒ Palexorista
| 1 | Species |
| Genus | Philippoformosia
| 1 | Species |
| Genus | Philippolophosia
| 2 | Species |
| Genus | Phillippodexia
| 1 | Species |
| Genus | Phillophilopsis
| 1 | Species |
| Genus | Philocorus Cortes, 1976
| 1 | Species |
| Genus | Phirocera Segvelt, 1881
| 0 | Species |
| Genus | Phitomyptera Lioy, 1864
| 0 | Species |
| Genus | Phobetromyia Reinhard, 1964
| 1 | Species |
| Genus | Phoenicella Mik & Wachtl, 1895 ⇒ Thelaira
| 0 | Species |
| Genus | Pholoe Robineau-Desvoidy, 1863
| 0 | Species |
| Genus | Phonia Blanchard, 1845
| 0 | Species |
| Genus | Phorantha Rondani, 1861 ⇒ Phasia
| 5 | Species |
| Genus | Phorcida Robineau-Desvoidy, 1863 ⇒ Nilea
| 5 | Species |
| Genus | Phorichaeta
| 8 | Species |
| Genus | Phoricheta
| 5 | Species |
| Genus | Phoriniophylax Townsend, 1927 ⇒ Argyrophylax
| 2 | Species |
| Genus | Phorophylla
| 1 | Species |
| Genus | Phorostoma Robineau-Desvoidy, 1830 ⇒ Dinera
| 14 | Species |
| Genus | Phosocephala Townsend, 1908
| 2 | Species |
| Genus | Phosococephala Coquillett, 1910
| 0 | Species |
| Genus | Phosococephalops Townsend, 1927 ⇒ Gonia
| 2 | Species |
| Genus | Phrino Rondani, 1861
| 0 | Species |
| Genus | Phrissopolia Townsend, 1908 ⇒ Chaetogaedia
| 1 | Species |
| Genus | Phrixe Rondani, 1862
| 0 | Species |
| Genus | Phrynactia Townsend, 1926 ⇒ Chaetoria
| 1 | Species |
| Genus | Phrynofrontina Townsend, 1919 ⇒ Lixophaga
| 1 | Species |
| Genus | Phrynolydella Townsend, 1919 ⇒ Blondelia
| 1 | Species |
| Genus | Phrynotachina Townsend, 1927
| 1 | Species |
| Genus | Phryxosturmia Townsend, 1927 ⇒ Blepharella
| 1 | Species |
| Genus | Phylacteropoda Townsend, 1916 ⇒ Elfia
| 1 | Species |
| Genus | Phyllaristomyia Townsend, 1931
| 1 | Species |
| Genus | Phyllolabella
| 1 | Species |
| Genus | Phyllomyia Robineau-Desvoidy, 1830 ⇒ Pseudomorinia
| 25 | Species |
| Genus | Phyllophorocera Townsend, 1916
| 0 | Species |
| Genus | Phyllophryno Townsend, 1927
| 1 | Species |
| Genus | Phytoadmontia Townsend, 1916
| 0 | Species |
| Genus | Phytomypterina van Emden, 1960
| 1 | Species |
| Genus | Phytomyzoneura Stein, 1924 ⇒ Phytomyptera
| 2 | Species |
| Genus | Phytomyzoptera Bezzi, 1906 ⇒ Phytomyptera
| 3 | Species |
| Genus | Phytopsis Townsend, 1915
| 0 | Species |
| Genus | Pictoepalpus Townsend, 1915
| 1 | Species |
| Genus | Piligena van Emden, 1947
| 1 | Species |
| Genus | Piligenoides Barraclough, 1985
| 1 | Species |
| Genus | Pimelimyia Mesnil, 1949
| 9 | Species |
| Genus | Piriona Aldrich, 1928
| 1 | Species |
| Genus | Pirionimyia Townsend, 1931
| 2 | Species |
| Genus | Pirrosia Rondani, 1873
| 0 | Species |
| Genus | Pissemya Robineau-Desvoidy, 1851
| 0 | Species |
| Genus | Pitthaea Robineau-Desvoidy, 1863 ⇒ Nemorilla
| 3 | Species |
| Genus | Piximactia Townsend, 1927
| 1 | Species |
| Genus | Plagia Robineau-Desvoidy, 1830 ⇒ Voria
| 20 | Species |
| Genus | Plagiatormia Séguy, 1926
| 0 | Species |
| Genus | Plagimasicera Townsend, 1915
| 1 | Species |
| Genus | Plagiocoma Villeneuve, 1916
| 1 | Species |
| Genus | Plagioderophagus Baranov, 1938 ⇒ Anthomyiopsis
| 1 | Species |
| Genus | Plagiophryxe Townsend, 1926 ⇒ Phryxe
| 1 | Species |
| Genus | Plagiotachina Townsend, 1927 ⇒ Euphorocera
| 5 | Species |
| Genus | Plagiotormia
| 1 | Species |
| Genus | Plagiprospherysa Townsend, 1892 ⇒ Chetogena
| 3 | Species |
| Genus | Planomyia Aldrich, 1934
| 1 | Species |
| Genus | Platerycia Baranov, 1936 ⇒ Aneogmena
| 1 | Species |
| Genus | Platychira
| 11 | Species |
| Genus | Platychyra
| 5 | Species |
| Genus | Platydexia van Emden, 1954
| 1 | Species |
| Genus | Platymyia Agassiz, 1846
| 4 | Species |
| Genus | Platyphasia Skuse, 1890
| 8 | Species |
| Genus | Platyrrhinodexia Townsend, 1927
| 2 | Species |
| Genus | Platyschineria Villeneuve, 1942
| 1 | Species |
| Genus | Plaxactia Townsend, 1908 ⇒ Epiprospherysa
| 1 | Species |
| Genus | Plectops Coquillett, 1897 ⇒ Elfia
| 5 | Species |
| Genus | Plectopsis Townsend, 1927
| 1 | Species |
| Genus | Pleropeleteria
| 1 | Species |
| Genus | Plesiodexilla Blanchard, 1966
| 1 | Species |
| Genus | Plesioestrus
| 0 | Species |
| Genus | Plesionevra
| 1 | Species |
| Genus | Plesiooestrus Villeneuve, 1914
| 6 | Species |
| Genus | Pododexia Brauer & von Bergenstamm, 1889
| 4 | Species |
| Genus | Podomyia Brauer & Bergenstamm, 1889 ⇒ Blepharella
| 5 | Species |
| Genus | Podosturmia Townsend, 1928
| 1 | Species |
| Genus | Podotachina Brauer & Bergenstamm, 1891 ⇒ Exorista
| 2 | Species |
| Genus | Pointelia
| 1 | Species |
| Genus | Polidaria Curran, 1934
| 0 | Species |
| Genus | Polidea Macquart, 1848 ⇒ Lydina
| 3 | Species |
| Genus | Polideosoma Townsend, 1915 ⇒ Periscepsia
| 1 | Species |
| Genus | Poliophrys Townsend, 1908 ⇒ Gaediophana
| 2 | Species |
| Genus | Poliophyrs
| 1 | Species |
| Genus | Poliops Aldrich, 1934
| 2 | Species |
| Genus | Polistiopsis Townsend, 1915
| 2 | Species |
| Genus | Polistomyia Townsend, 1908 ⇒ Trichopoda
| 1 | Species |
| Genus | Politomyia Reinhard, 1935 ⇒ Euscopolia
| 1 | Species |
| Genus | Polybiocyptera Guimaraes, 1979
| 1 | Species |
| Genus | Polybiophila Townsend, 1908 ⇒ Epiprospherysa
| 1 | Species |
| Genus | Polychaetoneura Walton, 1914 ⇒ Actia
| 1 | Species |
| Genus | Polychnomyia
| 1 | Species |
| Genus | Polygaster van der Wulp, 1890
| 3 | Species |
| Genus | Polygastropteryx Mesnil, 1953
| 1 | Species |
| Genus | Porphyromus van Emden, 1960
| 1 | Species |
| Genus | Poujadea Mesnil, 1950
| 0 | Species |
| Genus | Pretoriamyia Curran, 1927
| 6 | Species |
| Genus | Proarchytoides
| 1 | Species |
| Genus | Proboscina
| 1 | Species |
| Genus | Proboscista
| 1 | Species |
| Genus | Procarcelia Townsend, 1927
| 1 | Species |
| Genus | Procissio
| 5 | Species |
| Genus | Procistogaster Brauer & Bergenstamm, 1893 ⇒ Gymnoclytia
| 2 | Species |
| Genus | Procleonice Townsend, 1935
| 1 | Species |
| Genus | Procyanopsis
| 1 | Species |
| Genus | Prodexilla Townsend, 1932
| 1 | Species |
| Genus | Prodexodes Townsend, 1927 ⇒ Olindopsis
| 1 | Species |
| Genus | Proepalpus
| 1 | Species |
| Genus | Proferia
| 2 | Species |
| Genus | Prohistrica
| 0 | Species |
| Genus | Prohypotachina
| 1 | Species |
| Genus | Proleskia Townsend, 1927
| 1 | Species |
| Genus | Proleskiomima Townsend, 1934
| 1 | Species |
| Genus | Prolixophaga Townsend, 1934
| 0 | Species |
| Genus | Prolophosia Townsend, 1933
| 2 | Species |
| Genus | Prolypha Townsend, 1934
| 1 | Species |
| Genus | Promasipoda Townsend, 1934 ⇒ Winthemia
| 2 | Species |
| Genus | Promedina Mesnil, 1957 ⇒ Prodegeeria
| 1 | Species |
| Genus | Promegaparia Townsend, 1931
| 1 | Species |
| Genus | Promericia Brooks, 1943
| 0 | Species |
| Genus | Prometopiops Townsend, 1927
| 1 | Species |
| Genus | Promintho Townsend, 1926
| 2 | Species |
| Genus | Pronemorilla Townsend, 1935
| 2 | Species |
| Genus | Proparachaeta Townsend, 1928
| 9 | Species |
| Genus | Proparachaetopsis Blanchard, 1942
| 5 | Species |
| Genus | Proparathelaira
| 1 | Species |
| Genus | Proparthelaira
| 1 | Species |
| Genus | Prophaenopsis Townsend, 1927 ⇒ Maracasimyia
| 1 | Species |
| Genus | Prophasiopsis Townsend, 1927
| 2 | Species |
| Genus | Prophorichaeta Townsend, 1928 ⇒ Periscepsia
| 1 | Species |
| Genus | Prophorinia Townsend, 1908 ⇒ Epiprospherysa
| 1 | Species |
| Genus | Prophrynopsis
| 1 | Species |
| Genus | Prophynopsis
| 1 | Species |
| Genus | Proporichaeta
| 1 | Species |
| Genus | Prorhynchops Brauer & von Bergenstamm, 1891
| 2 | Species |
| Genus | Proriedelia Mesnil, 1953
| 1 | Species |
| Genus | Proroglutea Townsend, 1919
| 1 | Species |
| Genus | Prosalia Mesnil, 1946
| 0 | Species |
| Genus | Proselenus Reinhard, 1964 ⇒ Hypovoria
| 1 | Species |
| Genus | Prosenactia Blanchard, 1940
| 1 | Species |
| Genus | Prosenostoma Townsend, 1932 ⇒ Rutilia (Microrutilia)
| 2 | Species |
| Genus | Prosheliomyia Brauer & Bergenstamm, 1891
| 7 | Species |
| Genus | Prosopaea Brauer & Bergenstamm, 1890
| 8 | Species |
| Genus | Prosophia
| 1 | Species |
| Genus | Prosopochaeta Macquart, 1851
| 3 | Species |
| Genus | Prosopochoeta
| 5 | Species |
| Genus | Prosopodes Brauer & Bergenstamm, 1889 ⇒ Bessa
| 1 | Species |
| Genus | Prosopofrontina Townsend, 1926
| 14 | Species |
| Genus | Prospalaea Aldrich, 1925
| 1 | Species |
| Genus | Prospanipalpus Townsend, 1931
| 1 | Species |
| Genus | Prospherysodoria Townsend, 1928
| 1 | Species |
| Genus | Prosteatosoma
| 1 | Species |
| Genus | Prosturmia Townsend, 1927 ⇒ Palexorista
| 2 | Species |
| Genus | Prosturmina Mesnil, 1970
| 0 | Species |
| Genus | Prosuccingulum Mesnil, 1959
| 1 | Species |
| Genus | Proteloglutus Cortes & Valencia, 1972
| 0 | Species |
| Genus | Protogonia
| 2 | Species |
| Genus | Protogoniops Townsend, 1913
| 1 | Species |
| Genus | Protogoniopsis Townsend, 1915
| 1 | Species |
| Genus | Protomeigenia Townsend, 1916 ⇒ Froggattimyia
| 1 | Species |
| Genus | Protonemoraea
| 2 | Species |
| Genus | Protonotodytes Blanchard, 1966
| 1 | Species |
| Genus | Prototaxonus Rohwer, 1910 ⇒ Strongylogaster
| 0 | Species |
| Genus | Protrichoprosopis Blanchard, 1966
| 1 | Species |
| Genus | Protypophaemyia Blanchard, 1963
| 2 | Species |
| Genus | Prowinthemia Townsend, 1928 ⇒ Winthemia
| 1 | Species |
| Genus | Proxanthobasis Blanchard, 1966
| 3 | Species |
| Genus | Proxynops
| 1 | Species |
| Genus | Proxystomima
| 7 | Species |
| Genus | Prozenillia
| 1 | Species |
| Genus | Przibramiella
| 1 | Species |
| Genus | Psalida Rondani, 1856 ⇒ Leucostoma
| 3 | Species |
| Genus | Psammoppia Townsend, 1915
| 0 | Species |
| Genus | Psaronia Enderlein, 1936 ⇒ Rutilia (Donovanius)
| 1 | Species |
| Genus | Psecacera Bigot, 1880
| 7 | Species |
| Genus | Pseudalophora Portschinsky, 1881 ⇒ Graphogaster
| 1 | Species |
| Genus | Pseudatractocera Townsend, 1892 ⇒ Sitophaga
| 2 | Species |
| Genus | Pseudoarchytas Townsend, 1915 ⇒ Archytas
| 2 | Species |
| Genus | Pseudobelvosia
| 1 | Species |
| Genus | Pseudobombyliomyia Townsend, 1931
| 1 | Species |
| Genus | Pseudobrullaea Mesnil, 1957
| 1 | Species |
| Genus | Pseudocelatoria Townsend, 1909 ⇒ Tinalydella
| 1 | Species |
| Genus | Pseudochaetona Townsend, 1919
| 1 | Species |
| Genus | Pseudoclista Brauer & Bergenstamm, 1893 ⇒ Myiophasia
| 1 | Species |
| Genus | Pseudocyptera
| 2 | Species |
| Genus | Pseudodemoticus Brauer & Bergenstamm, 1893
| 2 | Species |
| Genus | Pseudodexia Brauer & von Bergenstamm, 1891
| 5 | Species |
| Genus | Pseudodexilla O´Hara, Shima & Zhang, 2009
| 1 | Species |
| Genus | Pseudodidyma Townsend, 1915 ⇒ Cyzenis
| 1 | Species |
| Genus | Pseudodinera Brauer & von Bergenstamm, 1891
| 2 | Species |
| Genus | Pseudoepalpodes
| 1 | Species |
| Genus | Pseudoeribea Townsend, 1926 ⇒ Blondelia
| 1 | Species |
| Genus | Pseudogermaria Brauer & Bergenstamm, 1891 ⇒ Olenochaeta
| 1 | Species |
| Genus | Pseudohystrica
| 1 | Species |
| Genus | Pseudohystricia Brauer & Bergenstamm, 1889 ⇒ Jurinella
| 2 | Species |
| Genus | Pseudokea Townsend, 1928 ⇒ Bicruciosturmia
| 2 | Species |
| Genus | Pseudolecanipus
| 1 | Species |
| Genus | Pseudoleucostoma Jacentkovsky, 1938 ⇒ Leucostoma
| 2 | Species |
| Genus | Pseudolomacantha Hendel, 1901
| 0 | Species |
| Genus | Pseudomasiphya Thompson, 1963
| 1 | Species |
| Genus | Pseudomeriania Brooks, 1943
| 0 | Species |
| Genus | Pseudomintho Brauer & von Bergenstamm, 1889 ⇒ Minthodes
| 8 | Species |
| Genus | Pseudominthodes Townsend, 1933
| 1 | Species |
| Genus | Pseudoneoptera
| 1 | Species |
| Genus | Pseudoophirion
| 1 | Species |
| Genus | Pseudoperichaet
| 3 | Species |
| Genus | Pseudopetina Ringdahl, 1933
| 0 | Species |
| Genus | Pseudophorocera Brauer & Bergenstamm, 1889 ⇒ Phryxe
| 3 | Species |
| Genus | Pseudoprospherysa Townsend, 1908 ⇒ Epiprospherysa
| 3 | Species |
| Genus | Pseudorectocera
| 1 | Species |
| Genus | Pseudoredtenbacheria Brauer & von Bergenstamm, 1889
| 2 | Species |
| Genus | Pseudorrhinactia Thompson, 1968
| 1 | Species |
| Genus | Pseudosiphosturmia Thompson, 1966
| 1 | Species |
| Genus | Pseudosturmia Thompson, 1966
| 1 | Species |
| Genus | Pseudotractocera Curran, 1934
| 0 | Species |
| Genus | Pseudotrichopoda Malloch, 1933 ⇒ Saralba
| 1 | Species |
| Genus | Pseudoviviania Brauer & von Bergenstamm, 1891
| 1 | Species |
| Genus | Pseudoxanthozona Townsend, 1931
| 1 | Species |
| Genus | Pseudoxanthozonella Townsend, 1931
| 1 | Species |
| Genus | Psiloneura Aldrich, 1926 ⇒ Grisdalemyia
| 2 | Species |
| Genus | Pterinopterna
| 2 | Species |
| Genus | Pterotopeza Townsend, 1908
| 3 | Species |
| Genus | Ptilocatagonia Mesnil, 1956
| 1 | Species |
| Genus | Ptilocerina Macquart, 1835
| 0 | Species |
| Genus | Ptilochoeta Bezzi, 1894
| 0 | Species |
| Genus | Ptilodegeeria Brauer & von Bergenstamm, 1891
| 6 | Species |
| Genus | Ptilogonia Bischof, 1904
| 1 | Species |
| Genus | Ptilolydella Townsend, 1927 ⇒ Lixophaga
| 3 | Species |
| Genus | Ptilomya
| 0 | Species |
| Genus | Ptilomyiopsis Townsend, 1933
| 1 | Species |
| Genus | Ptilomyoides Curran, 1928
| 1 | Species |
| Genus | Ptilops Rondani, 1857 ⇒ Dufouria
| 5 | Species |
| Genus | Ptilopsina Villeneuve, 1920 ⇒ Anthomyiopsis
| 1 | Species |
| Genus | Ptilopsis Kaup, 1848
| 3 | Species |
| Genus | Ptychomyia Brauer & Bergenstamm, 1889 ⇒ Bessa
| 1 | Species |
| Genus | Ptylocera Rondani, 1861
| 0 | Species |
| Genus | Ptylops Rondani, 1859
| 0 | Species |
| Genus | Punaclista
| 2 | Species |
| Genus | Punamyia Townsend, 1915
| 1 | Species |
| Genus | Punamyocera Townsend, 1919
| 1 | Species |
| Genus | Pygidia Malloch, 1930 ⇒ Pygidimyia
| 4 | Species |
| Genus | Pygophorinia Townsend, 1927 ⇒ Olindopsis
| 1 | Species |
| Genus | Pyragrura Rondani, 1861
| 1 | Species |
| Genus | Pyrrhodexia Townsend, 1931
| 1 | Species |
| Genus | Pyrrhoernestia Townsend, 1931
| 2 | Species |
| Genus | Pyrrhosia Van der Wulp, 1891
| 0 | Species |
| Genus | Pyrrhosiella
| 1 | Species |
| Genus | Pyrrhotachina Townsend, 1931
| 1 | Species |
| Genus | Pyrrosia Rondani, 1856 ⇒ Eumyobia
| 5 | Species |
| Genus | Quadratosoma Townsend, 1914
| 1 | Species |
| Genus | Racodineura Rondani, 1861 ⇒ Ocytata
| 1 | Species |
| Genus | Ramphina Rondani, 1856
| 0 | Species |
| Genus | Raphiochaeta
| 1 | Species |
| Genus | Rasiliverpa Barraclough, 1992
| 2 | Species |
| Genus | Rcortesia Kocak & Kemal, 2010
| 0 | Species |
| Genus | Reaumuria Robineau-Desvoidy, 1830 ⇒ Gonia
| 9 | Species |
| Genus | Reedia ♰ Ashmead, 1904 ⇒ Reedomutilla
| 1 | Species |
| Genus | Reichardia Roth, 1787 ⇒ Gabunia Brighteyes | 2 | Species |
| Genus | Reinigia Enderlein, 1934 ⇒ Tachina
| 2 | Species |
| Genus | Rhachoepalpodes
| 1 | Species |
| Genus | Rhachogaster Townsend, 1915 ⇒ Tachina (Rhachogaster)
| 2 | Species |
| Genus | Rhachosaundersia Townsend, 1931
| 1 | Species |
| Genus | Rhacodineura Bezzi & Stein, 1907
| 0 | Species |
| Genus | Rhamphinina Bigot, 1885
| 9 | Species |
| Genus | Rhaphis van der Wulp, 1885
| 1 | Species |
| Genus | Rhedia
| 12 | Species |
| Genus | Rhinomacquartia Brauer & von Bergenstamm, 1891
| 3 | Species |
| Genus | Rhinometopia Brauer & Bergenstamm, 1893 ⇒ Chetogena
| 1 | Species |
| Genus | Rhinomya
| 1 | Species |
| Genus | Rhinomydes Townsend, 1932
| 0 | Species |
| Genus | Rhinomyia
| 1 | Species |
| Genus | Rhinomyiobia
| 3 | Species |
| Genus | Rhinophoroides
| 1 | Species |
| Genus | Rhinotachina Brauer & Bergenstamm, 1889 ⇒ Bithia
| 6 | Species |
| Genus | Rhodogyne Meigen, 1800 ⇒ Gymnosoma
| 10 | Species |
| Genus | Rhombothyria van der Wulp, 1891
| 1 | Species |
| Genus | Rhombothyriops Townsend, 1915
| 1 | Species |
| Genus | Rhychiodexia Bigot, 1889
| 0 | Species |
| Genus | Rhycodexia Malloch, 1930
| 0 | Species |
| Genus | Rhynchiodexia Bigot, 1885 ⇒ Senostoma
| 5 | Species |
| Genus | Rhynchionodexia Bigot, 1885 ⇒ Senostoma
| 1 | Species |
| Genus | Rhynchista Rondani, 1861 ⇒ Eriothrix
| 3 | Species |
| Genus | Rhynchodexia
| 26 | Species |
| Genus | Rhynchodinera Brauer & Bergenstamm, 1889 ⇒ Billaea
| 1 | Species |
| Genus | Rhynchogonia Brauer & von Bergenstamm, 1893
| 1 | Species |
| Genus | Rhynchopeteina Townsend, 1931
| 0 | Species |
| Genus | Rhynchosia Macquart, 1848
| 0 | Species |
| Genus | Rhyncosia Rondani, 1861
| 0 | Species |
| Genus | Richteriola Mesnil, 1963
| 2 | Species |
| Genus | Ricosia Curran, 1927
| 1 | Species |
| Genus | Riedelia Mesnil, 1942
| 1 | Species |
| Genus | Rileya Ashmead, 1888 ⇒ Misodema
| 75 | Species |
| Genus | Rileyella Townsend, 1909 ⇒ Lespesia
| 2 | Species |
| Genus | Rileymyia Townsend, 1893 ⇒ Parachaeta
| 1 | Species |
| Genus | Rohdendorfiola Zimin, 1935 ⇒ Tachina
| 2 | Species |
| Genus | Rondaniooestrus Villeneuve, 1916
| 1 | Species |
| Genus | Roubaudia
| 3 | Species |
| Genus | Ruiziella Cortes, 1951 ⇒ Ruizapis
| 2 | Species |
| Genus | Rutiliini
| 1 | Species |
| Genus | Ruya Paramonov, 1968 ⇒ Rutilotrixa
| 2 | Species |
| Genus | Sagaris Panzer, 1806 ⇒ Phavaraea
| 3 | Species |
| Genus | Salmacia Meigen, 1800 ⇒ Gonia
| 11 | Species |
| Genus | Santacruzia Townsend, 1908 ⇒ Epiprospherysa
| 1 | Species |
| Genus | Santacruziopsis van der Wulp, 1890 ⇒ Bonnaniops
| 2 | Species |
| Genus | Sarcocalirrhoe Townsend, 1928
| 2 | Species |
| Genus | Sarcolydella
| 1 | Species |
| Genus | Sarcoprosena Townsend, 1927
| 3 | Species |
| Genus | Sardiocera Brauer and Bergenstamm, 1889 ⇒ Theresia
| 1 | Species |
| Genus | Sarrhorina
| 0 | Species |
| Genus | Sarrorhina Villeneuve, 1936
| 1 | Species |
| Genus | Saskatchewania Smith, 1915 ⇒ Imitomyia
| 1 | Species |
| Genus | Saunderia Sublette, 1967 ⇒ Thalassosmittia
| 4 | Species |
| Genus | Saundersiopmima Townsend, 1927
| 2 | Species |
| Genus | Saundersiops Townsend, 1914
| 17 | Species |
| Genus | Schaumia Robineau-Desvoidy, 1863 ⇒ Blondelia
| 2 | Species |
| Genus | Schistochilus
| 1 | Species |
| Genus | Schistostephana Townsend, 1919
| 1 | Species |
| Genus | Schiziotachina Walker, 1852
| 0 | Species |
| Genus | Schizolinnaea van Emden, 1960
| 1 | Species |
| Genus | Schlingermyia Cortes, 1967
| 1 | Species |
| Genus | Schwarzalia Curran, 1934
| 1 | Species |
| Genus | Sciasma Coquillett, 1897 ⇒ Archiphania
| 3 | Species |
| Genus | Scologaster
| 1 | Species |
| Genus | Scomma Richter, 1972
| 2 | Species |
| Genus | Scotiella Mesnil, 1940
| 0 | Species |
| Genus | Scotioptera Blanchard, 1840
| 0 | Species |
| Genus | Scotiptera Macquart, 1835
| 7 | Species |
| Genus | Scotoptera Agassiz, 1846
| 0 | Species |
| Genus | Selenomyia Brauer & Bergenstamm, 1891
| 3 | Species |
| Genus | Semiomya Rondani, 1859
| 0 | Species |
| Genus | Semiomyia Bremi, 1848
| 0 | Species |
| Genus | Senexorista Townsend, 1927 ⇒ Carcelia
| 1 | Species |
| Genus | Seolantides
| 1 | Species |
| Genus | Sepseocara Richter, 1986
| 1 | Species |
| Genus | Sericocera Macquart, 1834 ⇒ Sericoceros
| 3 | Species |
| Genus | Sericodoria Townsend, 1928
| 1 | Species |
| Genus | Sericophoromyia Austen, 1909
| 9 | Species |
| Genus | Sericotachina Townsend, 1916
| 1 | Species |
| Genus | Sericozenillia Mesnil, 1957
| 1 | Species |
| Genus | Servilla
| 1 | Species |
| Genus | Servillia Robineau-Desvoidy, 1830 ⇒ Heteromallus
| 62 | Species |
| Genus | Servillina Malloch, 1932
| 0 | Species |
| Genus | Servilliodes Townsend, 1926 ⇒ Tachina
| 1 | Species |
| Genus | Servilliopsis Townsend, 1916 ⇒ Tachina
| 1 | Species |
| Genus | Serycocera Robineau-Desvoidy, 1863
| 0 | Species |
| Genus | Sesiophaga
| 2 | Species |
| Genus | Setigonia Brooks, 1944
| 0 | Species |
| Genus | Setolestes Aldrich, 1934
| 1 | Species |
| Genus | Seyrigomyia
| 5 | Species |
| Genus | Shannonomyiella Townsend, 1939
| 1 | Species |
| Genus | Shermanalia
| 1 | Species |
| Genus | Sigelotroxis Aldrich, 1928 ⇒ Atractocerops
| 2 | Species |
| Genus | Signoepalpus
| 1 | Species |
| Genus | Signosoma Townsend, 1914
| 1 | Species |
| Genus | Signosomopsis Townsend, 1914
| 3 | Species |
| Genus | Silbermania Robineau-Desvoidy, 1863
| 0 | Species |
| Genus | Silbermannia
| 3 | Species |
| Genus | Siphoactia Townsend, 1927
| 2 | Species |
| Genus | Siphocrocuta Townsend, 1935
| 1 | Species |
| Genus | Siphonia Zetterstedt, 1837
| 0 | Species |
| Genus | Siphonini
| 1 | Species |
| Genus | Siphoniomyia Bigot, 1885
| 1 | Species |
| Genus | Siphonionomyia Bigot, 1885
| 0 | Species |
| Genus | Siphonodosaria
| 1 | Species |
| Genus | Siphonopsis Townsend, 1916 ⇒ Siphona
| 2 | Species |
| Genus | Siphopallasia Brooks, 1946
| 0 | Species |
| Genus | Siphophyto Townsend, 1892 ⇒ Clausicella
| 8 | Species |
| Genus | Siphoplagia Townsend, 1891 ⇒ Plagiomima
| 1 | Species |
| Genus | Siphoplagiopsis Townsend, 1917 ⇒ Plagiomima
| 1 | Species |
| Genus | Siphopsalida
| 2 | Species |
| Genus | Siphosturmiopsis Townsend, 1915 ⇒ Siphosturmia
| 3 | Species |
| Genus | Siphyphyto
| 0 | Species |
| Genus | Sirostoma Rondani, 1862 ⇒ Paratheresia
| 1 | Species |
| Genus | Sisyphomyia Townsend, 1927
| 1 | Species |
| Genus | Sisyrohoughia
| 1 | Species |
| Genus | Sisyropodexia
| 1 | Species |
| Genus | Sisyropododexia
| 1 | Species |
| Genus | Sisyrosturmia Townsend, 1926 ⇒ Pilatea
| 1 | Species |
| Genus | Sitellitergus Reinhard, 1964
| 2 | Species |
| Genus | Smidtiola Robineau-Desvoidy, 1830
| 13 | Species |
| Genus | Solieriopsis Reinhard, 1967 ⇒ Solieria
| 1 | Species |
| Genus | Solomonilla Özdikmen, 2007
| 1 | Species |
| Genus | Somatolai Bezzi & Stein, 1907
| 0 | Species |
| Genus | Somoleja Rondani, 1865
| 0 | Species |
| Genus | Somoleya Rondani, 1868
| 0 | Species |
| Genus | Somolia
| 0 | Species |
| Genus | Sonaca Richter, 1981
| 1 | Species |
| Genus | Sophia Robineau-Desvoidy, 1830
| 8 | Species |
| Genus | Sophiella Guimaraes, 1982
| 1 | Species |
| Genus | Sorochemyia Townsend, 1915
| 1 | Species |
| Genus | Spaanzania Schiner, 1868
| 0 | Species |
| Genus | Spanipalpis Coquillett, 1910
| 0 | Species |
| Genus | Spanipalpus Townsend, 1908 ⇒ Deopalpus
| 6 | Species |
| Genus | Spathimyia Townsend, 1909 ⇒ Tinalydella
| 1 | Species |
| Genus | Spathipalpus Rondani, 1863
| 2 | Species |
| Genus | Spatipalpus Brauer & Bergenstamm, 1891
| 0 | Species |
| Genus | Sphalloglandulus Townsend, 1915
| 2 | Species |
| Genus | Sphylosia Schiner, 1861
| 0 | Species |
| Genus | Sphyrimyia Bigot, 1883
| 1 | Species |
| Genus | Sphyriomyia Mik, 1883
| 0 | Species |
| Genus | Sphyromyia Bigot, 1884 ⇒ Peleteria
| 1 | Species |
| Genus | Spilosia Rondani, 1856
| 0 | Species |
| Genus | Spiniabdomina Shi, 1991 ⇒ Paratrixa
| 1 | Species |
| Genus | Spixomyia Crosskey, 1967
| 0 | Species |
| Genus | Spoggosia Rondani, 1859 ⇒ Chetogena
| 6 | Species |
| Genus | Spylosia Rondani, 1856 ⇒ Meigenia
| 2 | Species |
| Genus | Squamomedina Townsend, 1934
| 1 | Species |
| Genus | Stackelbergula Richter, 1967
| 1 | Species |
| Genus | Stauferia
| 1 | Species |
| Genus | Staurocheta
| 1 | Species |
| Genus | Steatosoma Aldrich, 1934
| 5 | Species |
| Genus | Steiniomyia
| 1 | Species |
| Genus | Steloneura
| 1 | Species |
| Genus | Stenaulacodoria
| 1 | Species |
| Genus | Stenochaeta Brauer & von Bergenstamm, 1889 ⇒ Paralispe
| 1 | Species |
| Genus | Stenodexia van der Wulp, 1891
| 2 | Species |
| Genus | Stenodexiopsis
| 1 | Species |
| Genus | Stenometopia
| 2 | Species |
| Genus | Stenosturmia Townsend, 1927
| 2 | Species |
| Genus | Stephania White, 1883 ⇒ Mycteroplus
| 1 | Species |
| Genus | Sthenopleura Aldrich, 1926 ⇒ Catalinovoria
| 1 | Species |
| Genus | Stictodexia
| 2 | Species |
| Genus | Stiremania Cerretti & O'Hara, 2016
| 2 | Species |
| Genus | Stolatosoma Reinhard, 1953
| 2 | Species |
| Genus | Stomatolydella Townsend, 1919 ⇒ Paralispe
| 1 | Species |
| Genus | Stomatomya
| 1 | Species |
| Genus | Stomatotachina Townsend, 1931
| 2 | Species |
| Genus | Strobliomyia Townsend, 1926 ⇒ Peribaea
| 19 | Species |
| Genus | Strongigaster Rondani, 1868
| 0 | Species |
| Genus | Strongylogaster Dahlbom, 1835
| 96 | Species |
| Genus | Stuardomyia Cortes, 1945
| 1 | Species |
| Genus | Sturmiellina Thompson, 1963
| 1 | Species |
| Genus | Sturmiini
| 23 | Species |
| Genus | Sturmimasiphya Townsend, 1935
| 1 | Species |
| Genus | Sturmioactia Townsend, 1926
| 1 | Species |
| Genus | Sturmiodexia Townsend, 1919
| 3 | Species |
| Genus | Sturmiodoria Townsend, 1928 ⇒ Palexorista
| 1 | Species |
| Genus | Sturmiomima Townsend, 1934
| 1 | Species |
| Genus | Sturmiopsoidea Thompson, 1966
| 1 | Species |
| Genus | Stylocarcelia Zeegers, 2007
| 1 | Species |
| Genus | Stylogymnomyia Brauer & Bergenstamm, 1891 ⇒ Gymnosoma
| 3 | Species |
| Genus | Stylogynemyia Townsend, 1927 ⇒ Lophosia
| 1 | Species |
| Genus | Stylurodoria Townsend, 1933 ⇒ Sisyropa
| 1 | Species |
| Genus | Subfischeria Villeneuve, 1937
| 1 | Species |
| Genus | Succingulodes Townsend, 1935
| 1 | Species |
| Genus | Succingulum Pandelle, 1894 ⇒ Trigonospila
| 7 | Species |
| Genus | Sumatrodexia Townsend, 1926 ⇒ Dexia
| 4 | Species |
| Genus | Sumatrodoria Townsend, 1927 ⇒ Palexorista
| 1 | Species |
| Genus | Sumatrosturmia Townsend, 1927 ⇒ Blepharipa
| 1 | Species |
| Genus | Sumatrotachina
| 1 | Species |
| Genus | Sumichrastia Townsend, 1916
| 1 | Species |
| Genus | Susamyia Ziegler & Gilasian, 2021
| 1 | Species |
| Genus | Symmorphomyia Mesnil & Shima, 1977
| 1 | Species |
| Genus | Synaplomyia Villeneuve, 1934
| 0 | Species |
| Genus | Syneplaca
| 1 | Species |
| Genus | Synhypostena
| 3 | Species |
| Genus | Synorbitalia Robineau-Desvoidy, 1830 ⇒ Thematheca
| 1 | Species |
| Genus | Synoris Aldrich, 1926 ⇒ Meigenielloides
| 1 | Species |
| Genus | Synthomocera Rondani, 1865
| 0 | Species |
| Genus | Syntomocera Förster, 1878 ⇒ Mesopolobus
| 4 | Species |
| Genus | Syntomogaster Macquart, 1855 ⇒ Campogaster
| 4 | Species |
| Genus | Syphona Robineau-Desvoidy, 1830
| 10 | Species |
| Genus | Syringosoma Townsend, 1917
| 1 | Species |
| Genus | Tach IntGen, 0
| 0 | Species |
| Genus | Tachinaestrus Portschinsky, 1887
| 0 | Species |
| Genus | Tachinalia Curran, 1934 ⇒ Bombyliomyia
| 1 | Species |
| Genus | Tachinella Portshinsky, 1882 ⇒ Thelaira
| 1 | Species |
| Genus | Tachinidae
| 1 | Species |
| Genus | Tachinomima
| 8 | Species |
| Genus | Tachinophasia Townsend, 1931
| 1 | Species |
| Genus | Tachinophytopsis Townsend, 1927 ⇒ Eucelatoriopsis
| 3 | Species |
| Genus | Tachinopsis Coquillett, 1897 ⇒ Ioma
| 2 | Species |
| Genus | Tachinoptera Brauer & Bergenstamm, 1891 ⇒ Chetogena
| 1 | Species |
| Genus | Tachinosalia
| 1 | Species |
| Genus | Tachinosoma Townsend, 1927
| 2 | Species |
| Genus | Tachinosomopsis
| 1 | Species |
| Genus | Tachiroestrus Carus, 1888
| 0 | Species |
| Genus | Tachna Walker, 1849
| 0 | Species |
| Genus | Takanoella Baranov, 1935
| 2 | Species |
| Genus | Talarocera Williston, 1888
| 2 | Species |
| Genus | Talparomyia Townsend, 1908 ⇒ Epiprospherysa
| 1 | Species |
| Genus | Tamanukia Baranov, 1935 ⇒ Mikia
| 3 | Species |
| Genus | Tamaromyia Mesnil, 1949
| 0 | Species |
| Genus | Tamiclea Macquart, 1836 ⇒ Strongygaster
| 1 | Species |
| Genus | Tapajohoughia Townsend, 1934
| 1 | Species |
| Genus | Tapajoleskia Townsend, 1934
| 1 | Species |
| Genus | Tapajomintho
| 1 | Species |
| Genus | Tapajosia Townsend, 1934
| 1 | Species |
| Genus | Taperamyia Townsend, 1935
| 1 | Species |
| Genus | Tapinomyia
| 1 | Species |
| Genus | Tarassophorus Reinhard, 1964 ⇒ Muscopteryx
| 1 | Species |
| Genus | Tarassus Aldrich, 1933
| 1 | Species |
| Genus | Tarpessita Reinhard, 1967
| 1 | Species |
| Genus | Tayloria Malloch, 1930 ⇒ Efftayloria
| 4 | Species |
| Genus | Technamyia Reinhard, 1974
| 1 | Species |
| Genus | Telaira Rondani, 1862
| 0 | Species |
| Genus | Teleothryia
| 0 | Species |
| Genus | Telodytes Aldrich, 1934
| 1 | Species |
| Genus | Telonotomyia Cortes, 1986
| 1 | Species |
| Genus | Telothyria van der Wulp, 1890
| 81 | Species |
| Genus | Telothyriosoma Townsend, 1911 ⇒ Opsoleskia
| 3 | Species |
| Genus | Temesia
| 1 | Species |
| Genus | Tesseracephalus Reinhard, 1955
| 1 | Species |
| Genus | Tetragimyia Shima & Takahashi, 2011
| 1 | Species |
| Genus | Tetragrapha Brauer & von Bergenstamm, 1891
| 1 | Species |
| Genus | Tetrapteromyia
| 1 | Species |
| Genus | Tettigoniophaga Guimaraes, 1978
| 1 | Species |
| Genus | Thalpia Robineau-Desvoidy, 1863 ⇒ Bessa
| 3 | Species |
| Genus | Theano Laporte de Castelnau, 1836
| 2 | Species |
| Genus | Thelairalia Macquart, 1851 ⇒ Anoxynopsoidea
| 1 | Species |
| Genus | Thelairaporia Guimaraes, 1980
| 2 | Species |
| Genus | Thelairia Coquillett, 1910
| 0 | Species |
| Genus | Thelairochaetoma Townsend, 1919
| 0 | Species |
| Genus | Thelairochaetona Townsend, 1919
| 1 | Species |
| Genus | Thelairodes van der Wulp, 1891
| 9 | Species |
| Genus | Thelairodoriopsis Thompson, 1968
| 1 | Species |
| Genus | Thelairoleskia Townsend, 1926
| 3 | Species |
| Genus | Thelairomima Robineau-Desvoidy, 1830 ⇒ Paraporia
| 1 | Species |
| Genus | Thelairophasia Townsend, 1919
| 1 | Species |
| Genus | Thelairosoma Villeneuve, 1916
| 28 | Species |
| Genus | Thelaria
| 3 | Species |
| Genus | Thelycarcelia Townsend, 1933 ⇒ Thecocarcelia
| 1 | Species |
| Genus | Thelymyiops Mesnil, 1950
| 1 | Species |
| Genus | Thelyoxynops Townsend, 1927
| 3 | Species |
| Genus | Thelyphaenopsis Brauer & von Bergenstamm, 1889 ⇒ Paralispe
| 1 | Species |
| Genus | Theresiopsis Townsend, 1916 ⇒ Billaea
| 1 | Species |
| Genus | Thilaira Walker, 1849
| 0 | Species |
| Genus | Thompsoniella Alonso-Zarazaga & Lyal, 1999
| 5 | Species |
| Genus | Thrichogena Rondani, 1859
| 0 | Species |
| Genus | Thricholyga Rondani, 1859
| 0 | Species |
| Genus | Thricolyga Rondani, 1856
| 3 | Species |
| Genus | Thriptocera Rondani, 1859
| 0 | Species |
| Genus | Thrixa Pandellé, 1894
| 0 | Species |
| Genus | Thrychogena Rondani, 1856 ⇒ Loewia
| 1 | Species |
| Genus | Thrycoliga Lioy, 1864
| 0 | Species |
| Genus | Thrycolyga Rondani, 1856 ⇒ Exorista
| 8 | Species |
| Genus | Thryphera Schiner, 1861
| 0 | Species |
| Genus | Thryptocera Macquart, 1834 ⇒ Actia
| 39 | Species |
| Genus | Thryptodexia Malloch, 1926
| 1 | Species |
| Genus | Thyellina Mesnil, 1949 ⇒ Winthellia
| 1 | Species |
| Genus | Thysanopsis Townsend, 1917
| 2 | Species |
| Genus | Thysanosturmia Townsend, 1927
| 1 | Species |
| Genus | Tilesia
| 1 | Species |
| Genus | Tinanemorilla Townsend, 1927
| 1 | Species |
| Genus | Tipulidomima Townsend, 1933
| 1 | Species |
| Genus | Tipuloleskia
| 1 | Species |
| Genus | Tlpuloleskia Townsend, 1931
| 0 | Species |
| Genus | Tongamyia Mesnil, 1953 ⇒ Voriella
| 1 | Species |
| Genus | Topomeigena
| 1 | Species |
| Genus | Topomeigenia Townsend, 1919
| 4 | Species |
| Genus | Torinamyia
| 1 | Species |
| Genus | Tortriciophaga Townsend, 1916
| 0 | Species |
| Genus | Tothillia Crosskey, 1976
| 1 | Species |
| Genus | Townsendina Curran, 1934 ⇒ Eulasiona
| 1 | Species |
| Genus | Tragiicola Brèthes, 1918 ⇒ Rileya
| 1 | Species |
| Genus | Trepophrys Townsend, 1908
| 1 | Species |
| Genus | Trepophryx
| 1 | Species |
| Genus | Trhyptocera Rondani, 1859
| 0 | Species |
| Genus | Triarthia Stephens, 1829
| 1 | Species |
| Genus | Tricarcelia Baranov, 1934
| 0 | Species |
| Genus | Trichinochaeta Townsend, 1917
| 1 | Species |
| Genus | Trichiopoda Latreille, 1829
| 0 | Species |
| Genus | Trichoceronia Cortes, 1945
| 2 | Species |
| Genus | Trichodejeania Townsend, 1913 ⇒ Adaeudora
| 1 | Species |
| Genus | Trichodischia Bigot, 1885
| 2 | Species |
| Genus | Trichodura Macquart, 1843
| 12 | Species |
| Genus | Trichoduropsis Townsend, 1919
| 1 | Species |
| Genus | Trichoepalpus Townsend, 1914
| 1 | Species |
| Genus | Trichoformosomyia Baranov, 1934
| 2 | Species |
| Genus | Tricholiga Rondani, 1873
| 0 | Species |
| Genus | Tricholyga Rondani, 1865 ⇒ Exorista
| 10 | Species |
| Genus | Trichonevra Lioy, 1864
| 0 | Species |
| Genus | Trichoparia Brauer & von Bergenstamm, 1889
| 5 | Species |
| Genus | Trichophasia Robineau-Desvoidy, 1830 ⇒ Besserioides
| 1 | Species |
| Genus | Trichophora Macquart, 1847
| 15 | Species |
| Genus | Trichophoropsis Townsend, 1914
| 5 | Species |
| Genus | Trichopododes Townsend, 1893
| 0 | Species |
| Genus | Trichopodopsis Townsend, 1913 ⇒ Trichopoda
| 7 | Species |
| Genus | Trichoprosopa
| 2 | Species |
| Genus | Trichoprosopus Macquart, 1843
| 2 | Species |
| Genus | Trichopyrrhosia Townsend, 1927
| 1 | Species |
| Genus | Trichoraea Cortes, 1974
| 0 | Species |
| Genus | Trichosaundersia Townsend, 1914
| 7 | Species |
| Genus | Trichotopteryx Townsend, 1919
| 1 | Species |
| Genus | Trichschizotachina Townsend, 1935
| 1 | Species |
| Genus | Tricoliga
| 2 | Species |
| Genus | Trinitodexia Townsend, 1935
| 1 | Species |
| Genus | Trinitodoria van der Wulp, 1890 ⇒ Bonnaniops
| 1 | Species |
| Genus | Triodontopyga Townsend, 1927
| 11 | Species |
| Genus | Triptocera Rondani, 1861
| 0 | Species |
| Genus | Trischidocera Villeneuve, 1915
| 3 | Species |
| Genus | Trisisyropa Townsend, 1916 ⇒ Bicruciosturmia
| 1 | Species |
| Genus | Trismegistomyia
| 1 | Species |
| Genus | Trismegistus Reinhard, 1967 ⇒ Trismegistomya
| 1 | Species |
| Genus | Tritochaeta Brauer & Bergenstamm, 1889
| 2 | Species |
| Genus | Trixella Meigen, 1824 ⇒ Dexiotrix
| 12 | Species |
| Genus | Trixoclea Villeneuve, 1916
| 1 | Species |
| Genus | Trixodopsis Townsend, 1933
| 1 | Species |
| Genus | Trochilochaeta Townsend, 1940
| 1 | Species |
| Genus | Trochiloglossa Townsend, 1919
| 2 | Species |
| Genus | Tromodesiana Townsend, 1931
| 1 | Species |
| Genus | Tromodesiopsis Townsend, 1927
| 1 | Species |
| Genus | Trophomyia
| 1 | Species |
| Genus | Trophops Aldrich, 1932 ⇒ Pexopsis
| 1 | Species |
| Genus | Tropidodexia Townsend, 1915
| 2 | Species |
| Genus | Tropidopsiomorpha Townsend, 1927
| 1 | Species |
| Genus | Tropidopsis Ashmead, 1893 ⇒ Macromya
| 3 | Species |
| Genus | Trypherosoma Bezzi, 1923 ⇒ Zenilliana
| 4 | Species |
| Genus | Trypoderma Wiedemann, 1830 ⇒ Cuterebra
| 1 | Species |
| Genus | Tryptocera
| 4 | Species |
| Genus | Tuberculocera
| 1 | Species |
| Genus | Tunapunia Thompson, 1963
| 1 | Species |
| Genus | Turanogonia Rohdendorf, 1924 ⇒ Gonia
| 6 | Species |
| Genus | Tylodexia Townsend, 1926
| 2 | Species |
| Genus | Tyreomma Brauer & von Bergenstamm, 1891
| 2 | Species |
| Genus | Ucayalimyia Townsend, 1927
| 1 | Species |
| Genus | Uclesiopsis Townsend, 1931
| 0 | Species |
| Genus | Ugimyia Rondani, 1870 ⇒ Blepharipa
| 2 | Species |
| Genus | Upodemocera Townsend, 1915 ⇒ Tachina (Rhachogaster)
| 1 | Species |
| Genus | Uramyia Macquart, 1843
| 0 | Species |
| Genus | Uraporia Townsend, 1919
| 1 | Species |
| Genus | Urochaetona Townsend, 1915 ⇒ Neophyllophila
| 1 | Species |
| Genus | Urodexiomima Townsend, 1927
| 2 | Species |
| Genus | Urodexodes Townsend, 1909 ⇒ Tinalydella
| 3 | Species |
| Genus | Uroeuantha Townsend, 1927
| 1 | Species |
| Genus | Urohypomyia Townsend, 1915 ⇒ Neophyllophila
| 1 | Species |
| Genus | Uromacquartia Townsend, 1916 ⇒ Paraporia
| 2 | Species |
| Genus | Uromya Rondani, 1856
| 0 | Species |
| Genus | Uromyia Meigen, 1838
| 0 | Species |
| Genus | Urophillophila Curran, 1934
| 0 | Species |
| Genus | Urophylla Brauer & Bergenstamm, 1889 ⇒ Istocheta
| 2 | Species |
| Genus | Urophyllina Villeneuve, 1937 ⇒ Istocheta
| 9 | Species |
| Genus | Urophylloides Brauer & Bergenstamm, 1893 ⇒ Istocheta
| 3 | Species |
| Genus | Urophyllophila Townsend, 1927 ⇒ Phyllophilopsis
| 1 | Species |
| Genus | Urophyllopsis Townsend, 1916
| 0 | Species |
| Genus | Uruactia Townsend, 1927 ⇒ Siphona
| 1 | Species |
| Genus | Urucurymyia Townsend, 1934
| 1 | Species |
| Genus | Uruhausia
| 1 | Species |
| Genus | Uruhuasia Townsend, 1914
| 2 | Species |
| Genus | Uruhuasiopsis Townsend, 1915
| 1 | Species |
| Genus | Uruleska
| 1 | Species |
| Genus | Uruleskia Townsend, 1934
| 1 | Species |
| Genus | Urumyobia Townsend, 1934
| 1 | Species |
| Genus | Ushpayacua Townsend, 1928
| 1 | Species |
| Genus | Vafrellia Robineau-Desvoidy, 1850
| 0 | Species |
| Genus | Valpogonia Townsend, 1928
| 3 | Species |
| Genus | Vanderwulpella Townsend, 1919
| 1 | Species |
| Genus | Vanzemia Robineau-Desvoidy, 1863 ⇒ Erynnia
| 1 | Species |
| Genus | Varichaeta Speiser, 1903
| 0 | Species |
| Genus | Velardemyia Valencia, 1972
| 1 | Species |
| Genus | Ventoplagia Richter, 2009
| 1 | Species |
| Genus | Verbekeia
| 1 | Species |
| Genus | Verreauxia Robineau-Desvoidy, 1863 ⇒ Blepharipa
| 1 | Species |
| Genus | Verrugomyia Townsend, 1927
| 1 | Species |
| Genus | Verrugophryno Townsend, 1927
| 1 | Species |
| Genus | Vertepalpus Curran, 1947
| 1 | Species |
| Genus | Vespivora Malloch, 1930 ⇒ Anacamptomyia
| 1 | Species |
| Genus | Vespocyptera Townsend, 1927 ⇒ Gerocyptera
| 1 | Species |
| Genus | Vibrissoepalpus Townsend, 1915
| 1 | Species |
| Genus | Vibrissomyia Townsend, 1912
| 9 | Species |
| Genus | Vibrissovoria Townsend, 1919
| 2 | Species |
| Genus | Villeneuvenia Jacentkovsky, 1937 ⇒ Steleoneura
| 1 | Species |
| Genus | Villeneuvimyia Townsend, 1926
| 0 | Species |
| Genus | Visayalydina Townsend, 1926
| 1 | Species |
| Genus | Viviana Bigot, 1888
| 0 | Species |
| Genus | Viviania Rondani, 1861 ⇒ Thematheca
| 10 | Species |
| Genus | Vivianoidea Robineau-Desvoidy, 1830 ⇒ Thematheca
| 1 | Species |
| Genus | Vodigaster Walker, 1858
| 0 | Species |
| Genus | Vorina Malloch, 1930 ⇒ Chaetoria
| 1 | Species |
| Genus | Walkeria Robineau-Desvoidy, 1863 ⇒ Exorista
| 42 | Species |
| Genus | Wayneria Walker, 1849
| 0 | Species |
| Genus | Weingartneriella
| 1 | Species |
| Genus | Westwodia Robineau-Desvoidy, 1863
| 2 | Species |
| Genus | Wiedmania Robineau-Desvoidy, 1863
| 0 | Species |
| Genus | Willistonia Brauer & Bergenstamm, 1889 ⇒ Belvosia
| 6 | Species |
| Genus | Winthemiini
| 5 | Species |
| Genus | Winthemiopsis
| 1 | Species |
| Genus | Winthemya Rondani, 1859
| 0 | Species |
| Genus | Winthemyia Villeneuve, 1910
| 0 | Species |
| Genus | Xanhomelanodes
| 1 | Species |
| Genus | Xanthoactia Townsend, 1919
| 0 | Species |
| Genus | Xanthobasis Aldrich, 1934
| 4 | Species |
| Genus | Xanthochaetona Townsend, 1915 ⇒ Neophyllophila
| 1 | Species |
| Genus | Xanthodexia van der Wulp, 1891
| 3 | Species |
| Genus | Xanthoepalpodes Townsend, 1913
| 1 | Species |
| Genus | Xanthoerigone Townsend, 1927 ⇒ Linnaemya
| 1 | Species |
| Genus | Xanthoernestia Townsend, 1926 ⇒ Xanthophyto
| 1 | Species |
| Genus | Xantholarvaevora Townsend, 1933 ⇒ Tachina
| 1 | Species |
| Genus | Xanthomelana Wulp, 1892 ⇒ Xanthomelanodes
| 6 | Species |
| Genus | Xanthomelanopsis Townsend, 1917
| 4 | Species |
| Genus | Xanthooestrus Villeneuve, 1914
| 3 | Species |
| Genus | Xanthopelta Aldrich, 1934
| 1 | Species |
| Genus | Xanthophyllophila Townsend, 1915 ⇒ Neophyllophila
| 1 | Species |
| Genus | Xanthopteromyia Townsend, 1926
| 2 | Species |
| Genus | Xanthotheresia Townsend, 1931
| 1 | Species |
| Genus | Xanthotrichius Robineau-Desvoidy, 1830 ⇒ Besserioides
| 1 | Species |
| Genus | Xanthozona Hampson, 1914 ⇒ Xanthomera
| 2 | Species |
| Genus | Xanthozonella
| 1 | Species |
| Genus | Xanthozonopsis
| 1 | Species |
| Genus | Xenadmontia Townsend, 1915
| 0 | Species |
| Genus | Xenolophosia Villeneuve, 1926 ⇒ Lophosia
| 3 | Species |
| Genus | Xenophasia Townsend, 1934
| 2 | Species |
| Genus | Xenophyxis
| 1 | Species |
| Genus | Xenoplagia Townsend, 1914
| 1 | Species |
| Genus | Xenopyxis Townsend, 1940
| 3 | Species |
| Genus | Xenosturmia Mesnil, 1944 ⇒ Euvespivora
| 1 | Species |
| Genus | Xeoprosopa Townsend, 1919
| 1 | Species |
| Genus | Xiphochaeta Mesnil, 1968
| 10 | Species |
| Genus | Xiphochaetina Mesnil, 1968
| 1 | Species |
| Genus | Xiphophasia Robineau-Desvoidy, 1830 ⇒ Besserioides
| 1 | Species |
| Genus | Xista Rondani, 1856
| 0 | Species |
| Genus | Xistomima
| 1 | Species |
| Genus | Xylocamptomima Townsend, 1927
| 2 | Species |
| Genus | Xystomima Villeneuve, 1914
| 2 | Species |
| Genus | Yahuarmayoia Townsend, 1927
| 2 | Species |
| Genus | Yahuarphryno
| 1 | Species |
| Genus | Yahyarphryno
| 1 | Species |
| Genus | Ypophaemyia Townsend, 1916 ⇒ Lespesia
| 4 | Species |
| Genus | Ypophaemyiops Townsend, 1935
| 1 | Species |
| Genus | Zaida Robineau-Desvoidy, 1830 ⇒ Meigenia
| 3 | Species |
| Genus | Zambesoides
| 1 | Species |
| Genus | Zambesomima Mesnil, 1967
| 2 | Species |
| Genus | Zamimus Malloch, 1932
| 1 | Species |
| Genus | Zaria Walker, 1849
| 0 | Species |
| Genus | Zelinda
| 1 | Species |
| Genus | Zelindomyia Bezzi, 1923 ⇒ Zenilliana
| 1 | Species |
| Genus | Zelindopsis Anonymous, 1946
| 13 | Species |
| Genus | Zeliomima Mesnil, 1976
| 2 | Species |
| Genus | Zenais Robineau-Desvoidy, 1830 ⇒ Meigenia
| 5 | Species |
| Genus | Zenilliana Bezzi, 1923 ⇒ Trypherosoma
| 4 | Species |
| Genus | Zenillinan
| 1 | Species |
| Genus | Zerillia
| 1 | Species |
| Genus | Zetterstedtia Robineau-Desvoidy, 1863 ⇒ Exorista
| 14 | Species |
| Genus | Zeuxiotrix Mesnil, 1976
| 2 | Species |
| Genus | Zigyphomyia Townsend, 1916
| 0 | Species |
| Genus | Zonalia Curran, 1934
| 1 | Species |
| Genus | Zonoepalpus Townsend, 1927
| 3 | Species |
| Genus | Zophomya Rondani, 1859
| 0 | Species |
| Genus | Zorella Robineau-Desvoidy, 1863 ⇒ Lydella
| 1 | Species |
| Genus | Zosterameigenia
| 1 | Species |
| Genus | Zosteromyia Brauer & Bergenstamm, 1891 ⇒ Trigonospila
| 6 | Species |
| Genus | Zosteropsis
| 1 | Species |
| Genus | Zuanalia
| 1 | Species |
| Genus | Zygobotheria
| 1 | Species |
| Genus | Zygocarcelia Townsend, 1927 ⇒ Isosturmia
| 1 | Species |
| Genus | Zygofrontina
| 3 | Species |
| Genus | Zygofrontinopsis
| 1 | Species |
| Genus | Zygosturmia Townsend, 1911 ⇒ Palexorista
| 3 | Species |
| Genus | Zygozenillia Townsend, 1927
| 4 | Species |