| Acadia polypori (Vockeroth, 1980) | ⇒ Impleta polypori Vockeroth, 1980 |
| Acnemia arizonensis Zaitzev, 1982 | Great Basin langloisia |
| Acnemia bifida Zaitzev, 1982 | Great Basin langloisia |
| Acnemia californiensis Zaitzev, 1982 | Great Basin langloisia |
| Acnemia comata Zaitzev, 1982 | Great Basin langloisia |
| Acnemia fisherae Zaitzev, 1982 | Great Basin langloisia |
| Acnemia flaveola Coquillett, 1901 | |
| Acnemia johannseni Zaitzev, 1982 | Great Basin langloisia |
| Acnemia psylla Loew, 1869 | Juniper globemallow |
| Acnemia similis Zaitzev, 1982 | Great Basin langloisia |
| Acnemia trifida Zaitzev, 1982 | Great Basin langloisia |
| Acnemia unica Zaitzev, 1982 | Great Basin langloisia |
| Acnemia varipennis Coquillett, 1904 | |
| Acnemia vockerothi Zaitzev, 1989 | |
| Acomoptera plexipus Garrett, 1925 | |
| Acomopterella arnaudi Sherman, 1921 | |
| Adicroneura biocellata Vockeroth, 1980 | |
| Aglaomyia gatineau Vockeroth, 1980 | |
| Allocotocera parvulus Coquillett, 1901 | |
| Allodia (Allodia) anglofennica Edwards, 1921 | Graceful asterella |
| Allodia (Allodia) lugens Wiedemann, 1817 | |
| Allodia (Allodia) ornaticollis Meigen, 1818 | |
| Allodia (Allodia) simplex Zaitzev, 1983 | Prickly gilia |
| Allodia (Allodia) truncata Edwards, 1921 | Graceful asterella |
| Allodia (Brachycampta) adunca Zaitzev, 1992 | |
| Allodia (Brachycampta) elevata Zaitzev, 1984 | California prickly phlox |
| Allodia (Brachycampta) pistillata Lundström, 1911 | |
| Allodia acutaria Johannsen, 1912 | |
| Allodia californiensis Zaitzev, 1984 | |
| Allodia cincta Van Duzee, 1928 | Parish's yampah |
| Allodia conspicua Zaitzev, 1983 | Prickly gilia |
| Allodia hastata Zaitzev, 1992 | |
| Allodia hirticauda Van Duzee, 1928 | Parish's yampah |
| Allodia idahoensis Zaitzev, 1984 | California prickly phlox |
| Allodia prominens Zaitzev, 1983 | Prickly gilia |
| Allodia pseudobarbata Zaitzev, 1992 | |
| Allodia racemosa Zaitzev, 1992 | |
| Allodia subelata Malloch, 1923 | Laysan bur cucumber |
| Allodia unicolor Lundbeck, 1898 | |
| Allodiopsis (Allodiopsis) domestica Meigen, 1830 | |
| Allodiopsis (Notolopha) cristata (Staeger, 1840) | ⇒ Notolopha cristata Stæger, 1840 |
| Allodiopsis akeleyi Johannsen, 1912 | |
| Allodiopsis diffissa Johannsen, 1912 | |
| Anaclileia vockerothi Bechev, 1990 | |
| Anatella affinis Fisher, 1938 | |
| Anatella atlanticiliata Chandler & R..., 1995 | Filmy dome spider |
| Anatella ciliata Winnertz, 1863 | Spreading phlox |
| Anatella difficilis Garrett, 1925 | |
| Anatella silvestris Johannsen, 1909 | Panal |
| Anatella simpatica Dziedzicki, 1923 | |
| Baeopterogyna nudipes Vockeroth, 1972 | |
| Boletina abdominalis Adams, 1903 | |
| Boletina akpatokensis Edwards, 1933 | |
| Boletina antica Garrett, 1924 | |
| Boletina antoma Garrett, 1924 | |
| Boletina arctica Holmgren, 1872 | |
| Boletina atra (Cole, 1921) | ⇒ Boletina subatra Fisher, 1938 |
| Boletina birulai Lundström, 1915 | Northern bog violet |
| Boletina crassicauda Van Duzee, 1928 | Parish's yampah |
| Boletina delicata Johannsen, 1912 | |
| Boletina differens Garrett, 1924 | |
| Boletina gracilis Johannsen, 1912 | |
| Boletina groenlandica Staeger, 1845 | Darlington's glade spurge |
| Boletina hopkinsii Coquillett, 1895 | |
| Boletina imitator Johannsen, 1912 | |
| Boletina inops Coquillett, 1900 | |
| Boletina jucunda Garrett, 1924 | |
| Boletina longicornis ♰ Johannsen, 1912 | |
| Boletina magna Garrett, 1925 | |
| Boletina melancholica Johannsen, 1912 | |
| Boletina montana Garrett, 1924 | |
| Boletina nacta Johannsen, 1912 | |
| Boletina notescens Johannsen, 1912 | |
| Boletina obesula Johannsen, 1912 | |
| Boletina obscura Johannsen, 1912 | |
| Boletina oviducta Garrett, 1924 | |
| Boletina profectus Shaw & Fisher, 1952 | Small evening primrose |
| Boletina punctus Garrett, 1925 | |
| Boletina sciarina Staeger, 1840 | Blue weed |
| Boletina sedula Johannsen, 1912 | |
| Boletina shermani Garrett, 1924 | |
| Boletina sobria Johannsen, 1912 | |
| Boletina subatra Fisher, 1938 | |
| Boletina tricincta Loew, 1869 | Juniper globemallow |
| Boletina unusa Garrett, 1924 | |
| Bolitophila (Bolitophila) cinerea Meigen, 1818 | |
| Bolitophila (Cliopisa) dubia Siebke, 1863 | Plains beeblossom |
| Bolitophila (Cliopisa) hybrida Meigen, 1804 | |
| Bolitophila acuta Garrett, 1925 | |
| Bolitophila alberta Fisher, 1937 | Compact conardia moss |
| Bolitophila atlantica Fisher, 1934 | |
| Bolitophila bilobata Garrett, 1925 | |
| Bolitophila bucera Shaw, 1940 | Lewis River suncup |
| Bolitophila clavata Garrett, 1925 | |
| Bolitophila connectans Garrett, 1925 | |
| Bolitophila distus Fisher, 1937 | Compact conardia moss |
| Bolitophila dubiosa Van Duzee, 1928 | Parish's yampah |
| Bolitophila dupla Garrett, 1925 | |
| Bolitophila montana Coquillett, 1901 | |
| Bolitophila patulosa Garrett, 1925 | |
| Bolitophila perlata Garrett, 1925 | |
| Bolitophila raca Garrett, 1925 | |
| Bolitophila recurva Garrett, 1925 | |
| Bolitophila simplex Garrett, 1925 | |
| Bolitophila subteresa Garrett, 1925 | |
| Brachypeza brevitibia Van Duzee, 1928 | Parish's yampah |
| Brachypeza dentica Guthrie, 1917 | |
| Brachypeza divergens Johannsen, 1912 | |
| Brachypeza errans Garrett, 1925 | |
| Brachypeza subarmata Zaitzev, 1989 | |
| Bradysia alpicola Winnertz, 1867 | |
| Bradysia bellingeri Shaw, 1953 | Paiute suncup |
| Bradysia biformis Lundbeck, 1898 | |
| Bradysia bispina Fisher, 1938 | |
| Bradysia browni Shaw, 1935 | |
| Bradysia caldaria Lintner, 1895 | |
| Bradysia coprophila Lintner, 1895 | House plant gnat |
| Bradysia cucumeris Johannsen, 1912 | |
| Bradysia dichaeta Shaw, 1941 | |
| Bradysia diluta Johannsen, 1912 | Keyhole wasp |
| Bradysia dolens Johannsen, 1912 | |
| Bradysia ericia Pettey, 1918 | |
| Bradysia expolita Coquillett, 1900 | |
| Bradysia falcata Pettey, 1918 | |
| Bradysia farri (Shaw, 1953) | ⇒ Lycoriella farri Shaw, 1953 |
| Bradysia felti Pettey, 1918 | |
| Bradysia fochi Pettey, 1918 | |
| Bradysia forcipulata Lundbeck, 1898 | |
| Bradysia fulvicauda Felt, 1898 | |
| Bradysia fumida Johannsen, 1912 | |
| Bradysia grandis Pettey, 1918 | |
| Bradysia groenlandica Holmgren, 1872 | |
| Bradysia hamata Pettey, 1918 | |
| Bradysia hartii Johannsen, 1912 | |
| Bradysia hastata Johannsen, 1912 | |
| Bradysia impatiens Johannsen, 1912 | Dark-winged fungus gnat |
| Bradysia iridipennis Zetterstedt, 1838 | Fungus gnat |
| Bradysia joffrei Pettey, 1918 | |
| Bradysia johannseni Enderlein, 1912 | Recurved sphagnum |
| Bradysia jucunda Johannsen, 1912 | |
| Bradysia kaiseri Shaw, 1941 | |
| Bradysia lobosa Pettey, 1918 | |
| Bradysia longispina Pettey, 1918 | |
| Bradysia luravi Johannsen, 1929 | |
| Bradysia macfarlanei Jones, 1920 | |
| Bradysia macrodon (Frey, 1948) | ⇒ Camptochaeta delicata Lengersdorf, 1935 |
| Bradysia macroptera Pettey, 1918 | |
| Bradysia meigeni Rübsaamen, 1894 | |
| Bradysia mellea Johannsen, 1912 | |
| Bradysia mesochra Shaw, 1941 | |
| Bradysia munda Johannsen, 1912 | |
| Bradysia neglecta Johannsen, 1912 | |
| Bradysia nemoralis Meigen, 1818 | |
| Bradysia nervosa Meigen, 1818 | |
| Bradysia nigripes (Meigen, 1830) | ⇒ Bradysia strigata Staeger, 1840 |
| Bradysia ocellaris Comstock, 1882 | Dark-winged fungus gnat |
| Bradysia ovata Pettey, 1918 | |
| Bradysia paradichaeta Shaw, 1941 | |
| Bradysia parilis Johannsen, 1912 | |
| Bradysia parva Holmgren, 1869 | |
| Bradysia penna Pettey, 1918 | |
| Bradysia petaini Pettey, 1918 | |
| Bradysia picea Rübsaamen, 1894 | |
| Bradysia pilata Pettey, 1918 | |
| Bradysia pollicis Pettey, 1918 | |
| Bradysia prolifica Felt, 1898 | |
| Bradysia quadrispinosa Pettey, 1918 | |
| Bradysia reynoldsi Metz, 1938 | |
| Bradysia sexdentata Pettey, 1918 | |
| Bradysia silvestrii Kieffer, 1910 | |
| Bradysia spinata Pettey, 1918 | |
| Bradysia strigata Staeger, 1840 | |
| Bradysia subgrandis Shaw, 1941 | |
| Bradysia tilicola Loew, 1850 | |
| Bradysia trifurca Pettey, 1918 | |
| Bradysia tritici (Coquillett, 1895) | ⇒ Bradysia ocellaris Comstock, 1882 |
| Bradysia trivialis Johannsen, 1912 | |
| Bradysia unguicauda Malloch, 1923 | |
| Bradysia varians Johannsen, 1912 | |
| Brevicornu (Brevicornu) kingi Edwards, 1925 | |
| Brevicornu affinis Zaitzev, 1988 | California prickly phlox |
| Brevicornu arctica Lundström, 1913 | |
| Brevicornu beata Johannsen, 1912 | |
| Brevicornu bella Johannsen, 1912 | |
| Brevicornu bipartitum Lastovka & M..., 1974 | Leadwort |
| Brevicornu californiense Zaitzev, 1985 | California prickly phlox |
| Brevicornu callida Johannsen, 1912 | |
| Brevicornu canadense Zaitzev, 1988 | California prickly phlox |
| Brevicornu cognata Ostroverchova, 1979 | |
| Brevicornu crassicornis Stannius, 1831 | |
| Brevicornu cristatum Zaitzev, 1985 | California prickly phlox |
| Brevicornu cuspidatum Zaitzev, 1992 | |
| Brevicornu delita Johannsen, 1912 | |
| Brevicornu disjunctum Zaitzev, 1988 | California prickly phlox |
| Brevicornu elata Johannsen, 1912 | |
| Brevicornu eximium Zaitzev, 1988 | California prickly phlox |
| Brevicornu fissicauda Lundström, 1911 | |
| Brevicornu griseicollis Staeger, 1840 | |
| Brevicornu improvisum Zaitzev, 1992 | |
| Brevicornu melanderi Zaitzev, 1988 | California prickly phlox |
| Brevicornu nigrofusca Lundström, 1909 | |
| Brevicornu occidentale Zaitzev, 1988 | California prickly phlox |
| Brevicornu pedatum Zatizev, 1988 | California prickly phlox |
| Brevicornu proprium Zaitzev, 1992 | |
| Brevicornu sericoma Meigen, 1830 | |
| Brevicornu setulosum Zaitzev, 1988 | California prickly phlox |
| Brevicornu subarcticum Zaitzev, 1992 | |
| Brevicornu subfissicauda Zaitzev, 1985 | California prickly phlox |
| Camptochaeta aequidens Hippa & Vilk..., 1994 | |
| Camptochaeta bournei Shaw, 1941 | |
| Camptochaeta cladiator Hippa & Vilk..., 1994 | |
| Camptochaeta consimilis Holmgren, 1869 | |
| Camptochaeta cursor Hippa & Vilk..., 1994 | |
| Camptochaeta delicata Lengersdorf, 1935 | |
| Camptochaeta exilis Hippa & Vilk..., 1994 | |
| Camptochaeta falcator Hippa & Vilk..., 1994 | |
| Camptochaeta falcidens Hippa & Vilk..., 1994 | |
| Camptochaeta flagellifera Hippa & Vilk..., 1994 | |
| Camptochaeta inflata Hippa & Vilk..., 1994 | |
| Camptochaeta longicosta Hippa & Vilk..., 1994 | |
| Camptochaeta mimica Hippa & Vilk..., 1994 | |
| Camptochaeta mutua Johannsen, 1912 | |
| Camptochaeta pelleax Hippa & Vilk..., 1994 | |
| Camptochaeta quadriceps Hippa & Vilk..., 1994 | |
| Camptochaeta spicigera Hippa & Vilk..., 1994 | |
| Camptochaeta uniceps Hippa & Vilk..., 1994 | |
| Camptochaeta xysticoides Hippa & Vilk..., 1994 | |
| Coelophthinia curta Johannsen, 1912 | |
| Coelosia gracilis Johannsen, 1912 | |
| Coelosia lepida Johannsen, 1912 | |
| Coelosia modesta Johannsen, 1912 | |
| Coelosia pygophora Coquillett, 1904 | |
| Coelosia tenella Zetterstedt, 1852 | |
| Coelosia truncata Lundström, 1909 | |
| Coelosynapha loici Jostein Kjær..., 2020 | |
| Cordyla confera Garrett, 1925 | |
| Cordyla gracilis Fisher, 1938 | |
| Cordyla manca Johannsen, 1912 | |
| Cordyla neglecta Johannsen, 1912 | |
| Cordyla parva Garrett, 1925 | |
| Cordyla recens Johannsen, 1912 | |
| Cordyla scita Johannsen, 1912 | |
| Cordyla scutellata Garrett, 1925 | |
| Cordyla verio Garrett, 1925 | |
| Cordyla volucris Johannsen, 1909 | Panal |
| Corynoptera lugens Johannsen, 1912 | |
| Corynoptera luteola Pettey, 1918 | |
| Corynoptera macclurei Shaw, 1941 | |
| Corynoptera macrodon Frey, 1948 | |
| Corynoptera perfecta Pettey, 1918 | |
| Corynoptera subtrivialis Pettey, 1918 | |
| Ctenosciara hyalipennis Meigen, 1804 | |
| Docosia aceus Garrett, 1925 | |
| Docosia affinis Garrett, 1925 | |
| Docosia apicula Garrett, 1925 | |
| Docosia defecta Van Duzee, 1928 | Parish's yampah |
| Docosia dialata Van Duzee, 1928 | Parish's yampah |
| Docosia dichroa Loew, 1869 | Juniper globemallow |
| Docosia nebulosa Garrett, 1925 | |
| Docosia nigella Johannsen, 1912 | |
| Docosia nigrita Garrett, 1925 | |
| Docosia nitida Johannsen, 1912 | |
| Docosia obscura Coquillett, 1901 | |
| Docosia paradichroa Fisher, 1937 | Compact conardia moss |
| Docosia similis Garrett, 1925 | |
| Docosia vierecki Garrett, 1925 | |
| Drepanocercus ensifer Vockeroth, 1980 | |
| Dynatosoma aurei Guthrie, 1917 | |
| Dynatosoma bifasciata Walker, 1848 | |
| Dynatosoma coquilletti Landrock, 1918 | Little deserttrumpet |
| Dynatosoma fulvidum Coquillett, 1895 | |
| Dynatosoma fuscicornis Meigen, 1818 | |
| Dynatosoma grandis Garrett, 1925 | |
| Dynatosoma huliphila Garrett, 1925 | |
| Dynatosoma montanus Garrett, 1925 | |
| Dynatosoma obscurum Zaitzev, 1988 | |
| Dynatosoma occidentale Zaitzev, 1988 | |
| Dynatosoma placidum Johannsen, 1912 | |
| Dynatosoma rotundatum Zaitzev, 1988 | |
| Dziedzickia fuscipennis Coquillett, 1905 | |
| Dziedzickia longicornis Coquillett, 1901 | |
| Dziedzickia pentastylobia Baxter, 1989 | |
| Dziedzickia polyzona Loew, 1869 | |
| Dziedzickia separata Johannsen, 1912 | |
| Dziedzickia vittata Coquillett, 1901 | |
| Ectrepesthoneura bicolor Coquillett, 1901 | |
| Ectrepesthoneura loffooni Chandler, 1980 | |
| Epicypta aterrima Zetterstedt, 1852 | |
| Epicypta helvopicta Chandler, 1981 | |
| Epicypta lepida Chandler, 1981 | |
| Epicypta limnophila Chandler, 1981 | |
| Epicypta punctum Stannius, 1831 | |
| Epicypta scatophora (Perris, 1849) | ⇒ Epicypta limnophila Chandler, 1981 |
| Epicypta testata (Edwards, 1925) | ⇒ Platurocypta testata Edwards, 1925 |
| Epidapus johannseni Shaw, 1953 | |
| Eudicrana obumbrata Loew, 1869 | Juniper globemallow |
| Exechia abrupta Johannsen, 1912 | |
| Exechia absoluta Johannsen, 1912 | |
| Exechia absurda Johannsen, 1912 | |
| Exechia adamsi Laffoon, 1965 | |
| Exechia aequalis Van Duzee, 1928 | Parish's yampah |
| Exechia alexanderi Shaw, 1951 | Narrowleaf suncup |
| Exechia angustata Van Duzee, 1928 | Parish's yampah |
| Exechia assidua Johannsen, 1912 | |
| Exechia attrita Johannsen, 1912 | |
| Exechia auxiliaria Johannsen, 1912 | |
| Exechia bella Johannsen, 1912 | |
| Exechia bellula Johannsen, 1912 | |
| Exechia bicincta Staeger, 1840 | |
| Exechia bifurcata Fisher, 1934 | |
| Exechia bilobata Shaw, 1951 | Narrowleaf suncup |
| Exechia borealis (Van Duzee, 1928) | ⇒ Exechia spinuligera Lundstrom, 1912 |
| Exechia brevipetiolata Van Duzee, 1928 | Parish's yampah |
| Exechia capillata Johannsen, 1912 | |
| Exechia captiva Johannsen, 1912 | |
| Exechia cincinnata Johannsen, 1912 | |
| Exechia clepsydra Fisher, 1937 | Compact conardia moss |
| Exechia contaminata Winnertz, 1863 | Spreading phlox |
| Exechia frigida Boheman, 1865 | |
| Exechia lundstroemi Landrock, 1923 | Tripod buckwheat |
| Exechia nativa Johannsen, 1912 | |
| Exechia nitidicollis Lundström, 1913 | |
| Exechia noctivaga Van Duzee, 1928 | Parish's yampah |
| Exechia nugatoria Johannsen, 1912 | |
| Exechia obediens Johannsen, 1912 | |
| Exechia ovata (Fisher, 1934) | ⇒ Pseudexechia ovata Fisher, 1934 |
| Exechia palmata Johannsen, 1912 | |
| Exechia perspicua Johannsen, 1912 | |
| Exechia plebeia Walker, 1848 | |
| Exechia pollex Shaw, 1935 | Redclay suncup |
| Exechia pratti Shaw, 1951 | Narrowleaf suncup |
| Exechia quadrata Johannsen, 1912 | |
| Exechia repanda Johannsen, 1912 | |
| Exechia satiata Johannsen, 1912 | |
| Exechia shawi Fisher, 1934 | |
| Exechia spinuligera Lundstrom, 1912 | |
| Exechia subligulata Shaw, 1952 | Robust suncup |
| Exechia umbrosa Van Duzee, 1928 | Parish's yampah |
| Exechia unicincta Van Duzee, 1928 | Parish's yampah |
| Exechia unicolor Van Duzee, 1928 | Parish's yampah |
| Exechiopsis aviculata Shaw, 1935 | |
| Exechiopsis nexa Johannsen, 1912 | |
| Exechiopsis nugax Johannsen, 1912 | |
| Exechiopsis umbratica Aldrich, 1897 | |
| Fenderomyia smithi (Shaw, 1948) | ⇒ Macrocera smithi Shaw, 1948 |
| Garrettella shermani Garrett, 1925 | |
| Gnoriste groenlandica (Lundbeck, 1898) | ⇒ Gnoriste longirostris Siebke, 1863 |
| Gnoriste longirostris Siebke, 1863 | Texas beeblossom |
| Gnoriste macra Johannsen, 1912 | |
| Gnoriste macroides Curran, 1927 | |
| Gnoriste megarrhina Osten Sacken, 1877 | |
| Greenomyia cephala Garrett, 1925 | |
| Greenomyia joculator Laffoon, 1965 | |
| Hadroneura kincaidi Coquillett, 1900 | |
| Hadroneura occidentalis Sherman, 1921 | |
| Hadroneura oregona Cole, 1919 | |
| Hadroneura pullata Coquillett, 1904 | |
| Hadroneura rutila Sherman, 1921 | |
| Impleta polypori Vockeroth, 1980 | |
| Leia bivittata (Say, 1829) | ⇒ Leia picta Meigen, 1818 |
| Leia cincta Coquillett, 1895 | |
| Leia cuneola Adams, 1903 | |
| Leia decora Loew, 1869 | |
| Leia dryas Johannsen, 1912 | |
| Leia hemiata Garrett, 1925 | |
| Leia hyalina Coquillett, 1905 | |
| Leia lineola Adams, 1903 | |
| Leia melaena Loew, 1869 | |
| Leia nigricornis Van Duzee, 1928 | |
| Leia oblectabilis Loew, 1869 | |
| Leia opima Loew, 1869 | |
| Leia picta Meigen, 1818 | |
| Leia plebeja Johannsen, 1912 | |
| Leia striata Williston, 1893 | |
| Leia sublunata Loew, 1869 | |
| Leia varia Walker, 1848 | Ashy milkweed |
| Leia ventralis Say, 1824 | |
| Leia winthemii Lehmann, 1822 | |
| Leptomorphus (Diomonus) nebulosus Walker, 1848 | |
| Leptomorphus (Leptomorphus) walkeri Curtis, 1831 | |
| Leptomorphus bifasciatus Say, 1824 | |
| Leptomorphus hyalinus Coquillett, 1901 | |
| Leptomorphus magnificus Johannsen, 1910 | |
| Leptomorphus subcaerulea Coquillett, 1901 | |
| Leptomorphus ypsilon Johannsen, 1912 | |
| Loicia basifurca Vockeroth, 1980 | |
| Lycoriella (Hemineurina) cochleata Rübsaamen, 1898 | |
| Lycoriella (Hemineurina) inflata Winnertz, 1867 | |
| Lycoriella (Hemineurina) modesta Staeger, 1840 | Fly |
| Lycoriella (Hemineurina) venosa (Staeger, 1840) | ⇒ Lycoriella inflata Winnertz, 1867 |
| Lycoriella (Hemineurina) vitticollis Holmgren, 1883 | |
| Lycoriella (Lycoriella) agraria (Felt, 1898) | ⇒ Lycoriella ingenua Dufour, 1839 |
| Lycoriella (Lycoriella) ingenua Dufour, 1839 | Dark-winged fungus gnat |
| Lycoriella (Lycoriella) mali (Fitch, 1856) | ⇒ Lycoriella ingenua Dufour, 1839 |
| Lycoriella (Lycoriella) sativae Johannsen, 1912 | |
| Lycoriella brevipetiolata Shaw, 1941 | |
| Lycoriella caesar Johannsen, 1929 | |
| Lycoriella conglomerata Pettey, 1918 | |
| Lycoriella farri Shaw, 1953 | |
| Lycoriella fatigans Johannsen, 1912 | |
| Lycoriella jauva Rapp, 1941 | |
| Lycoriella multiseta Felt, 1898 | Mushroom sciarid |
| Lycoriella permutata Lundbeck, 1901 | |
| Lycoriella polychaeta Pettey, 1918 | |
| Lycoriella similans Johannsen, 1925 | |
| Lycoriella trifolii Pettey, 1918 | |
| Lygistorrhina sanctaecatharinae Thompson, 1975 | |
| Macrobrachius producta Johannsen, 1912 | |
| Manota grisea Walker, 1848 | |
| Manota nubila Say, 1929 | |
| Manota obscura Walker, 1948 | |
| Megalopelma glabana Johannsen, 1910 | |
| Megophthalmidia occidentalis Johannsen, 1909 | Panal |
| Monoclona conspicua Zaitzev, 1983 | Prickly gilia |
| Monoclona floridensis Fisher, 1946 | |
| Monoclona furcata Johannsen, 1910 | Carpobrotus |
| Monoclona rufilatera Walker, 1837 | |
| Monoclona simplex Garrett, 1925 | |
| Mycetophila (Abmyceta) recta Johannsen, 1912 | |
| Mycetophila alata Guthrie, 1917 | Pendant kihi fern |
| Mycetophila alberta Curran, 1927 | |
| Mycetophila alea Laffoon, 1965 | |
| Mycetophila alexanderi Laffoon, 1957 | |
| Mycetophila analis (Coquillett, 1901) | ⇒ Exechia adamsi Laffoon, 1965 |
| Mycetophila arnaudi Laffoon, 1957 | |
| Mycetophila attonsa Laffoon, 1957 | |
| Mycetophila bentincki Laffoon, 1957 | |
| Mycetophila bipunctata Loew, 1869 | Juniper globemallow |
| Mycetophila bohartorum Laffoon, 1947 | |
| Mycetophila browningi Laffoon, 1957 | |
| Mycetophila byersi Laffoon, 1957 | |
| Mycetophila capreolata Laffoon, 1957 | |
| Mycetophila carruthi Shaw, 1951 | Narrowleaf suncup |
| Mycetophila caudata Staeger, 1840 | Blue weed |
| Mycetophila caurina Laffoon, 1957 | |
| Mycetophila cavillator Laffoon, 1957 | |
| Mycetophila celator Laffoon, 1957 | |
| Mycetophila chamberlini Laffoon, 1957 | |
| Mycetophila cingulum Meigen, 1830 | Stalkless yellowcress |
| Mycetophila clavata Van Duzee, 1928 | Parish's yampah |
| Mycetophila comata Laffoon, 1957 | |
| Mycetophila concinna Laffoon, 1957 | |
| Mycetophila consonans Laffoon, 1957 | |
| Mycetophila contigua Walker, 1848 | Ashy milkweed |
| Mycetophila crassiseta Laffoon, 1957 | |
| Mycetophila cruciator Laffoon, 1957 | |
| Mycetophila curviseta Lundstrom, 1911 | |
| Mycetophila dentata Lundström, 1913 | |
| Mycetophila devia (Laffoon, 1957) | ⇒ Mycetophila curviseta Lundstrom, 1911 |
| Mycetophila discors Laffoon, 1957 | |
| Mycetophila dziedzickii Chandler, 1977 | |
| Mycetophila edura Johannsen, 1912 | |
| Mycetophila exstincta Loew, 1869 | Juniper globemallow |
| Mycetophila faceta Laffoon, 1957 | |
| Mycetophila falcata Johannsen, 1912 | |
| Mycetophila fascinator Laffoon, 1957 | |
| Mycetophila fatua Johannsen, 1912 | |
| Mycetophila favonica Chandler, 1993 | |
| Mycetophila finlandica Edwards, 1913 | Elegant asterella |
| Mycetophila fisherae Laffoon, 1957 | |
| Mycetophila foecunda Johannsen, 1912 | |
| Mycetophila frustrator Laffoon, 1957 | |
| Mycetophila fungorum De Geer, 1776 | |
| Mycetophila ghanii Shaw, 1951 | Narrowleaf suncup |
| Mycetophila hiulca Laffoon, 1957 | |
| Mycetophila ichneumonea Say, 1823 | |
| Mycetophila illudens Laffoon, 1957 | |
| Mycetophila impellans Johannsen, 1912 | |
| Mycetophila itascae Laffoon, 1957 | |
| Mycetophila jucunda Johannsen, 1912 | |
| Mycetophila jugata Johannsen, 1912 | |
| Mycetophila laeta Walker, 1848 | Ashy milkweed |
| Mycetophila laffooni Lastovca, 1972 | California sea lavender |
| Mycetophila lenis Johannsen, 1912 | |
| Mycetophila lenta Johannsen, 1912 | |
| Mycetophila limata Laffoon, 1957 | |
| Mycetophila luctuosa Meigen, 1830 | Stalkless yellowcress |
| Mycetophila mitis Johannsen, 1912 | |
| Mycetophila moravica Landrock, 1925 | Contra Costa buckwheat |
| Mycetophila napaea Laffoon, 1957 | |
| Mycetophila neofungorum Chandler, 1993 | |
| Mycetophila nubila (Say, 1829) | ⇒ Manota nubila Say, 1929 |
| Mycetophila obscura (Walker, 1848) | ⇒ Mycetophila dziedzickii Chandler, 1977 |
| Mycetophila ocellus Walker, 1848 | Ashy milkweed |
| Mycetophila parva Walker, 1848 | Ashy milkweed |
| Mycetophila parvimaculata Van Duzee, 1928 | Parish's yampah |
| Mycetophila paula Loew, 1869 | |
| Mycetophila paxillata Laffoon, 1957 | |
| Mycetophila pectita Johannsen, 1912 | |
| Mycetophila percursa Laffoon, 1957 | |
| Mycetophila perita Johannsen, 1912 | |
| Mycetophila pictula Meigen, 1830 | Stalkless yellowcress |
| Mycetophila pinguis Loew, 1869 | Juniper globemallow |
| Mycetophila procera Loew, 1869 | Juniper globemallow |
| Mycetophila propinqua Walker, 1848 | Ashy milkweed |
| Mycetophila recula Laffoon, 1957 | |
| Mycetophila riparia Chandler, 1993 | |
| Mycetophila ruficollis Meigen, 1818 | |
| Mycetophila scitula Laffoon, 1957 | |
| Mycetophila scotica Edwards, 1941 | |
| Mycetophila seclusa Laffoon, 1957 | |
| Mycetophila sepulta Laffoon, 1957 | |
| Mycetophila sertata Laffoon, 1957 | |
| Mycetophila shawi Laffoon, 1957 | |
| Mycetophila sierrae Laffoon, 1957 | |
| Mycetophila sigillata Dziedzicki, 1884 | |
| Mycetophila sigmoides Loew, 1869 | Juniper globemallow |
| Mycetophila signatoides Dziedzicki, 1884 | |
| Mycetophila sordida Wulp, 1874 | Lesser yellowthroat gilia |
| Mycetophila spleniata Laffoon, 1957 | |
| Mycetophila stolida Walker, 1856 | Engelmann's milkweed |
| Mycetophila stricklandi Laffoon, 1957 | |
| Mycetophila strigata Staeger, 1840 | Blue weed |
| Mycetophila subita Laffoon, 1957 | |
| Mycetophila thioptera Shaw, 1940 | Lewis River suncup |
| Mycetophila trinotata Staeger, 1840 | Blue weed |
| Mycetophila uncinata Laffoon, 1957 | |
| Mycetophila unipunctata Meigen, 1818 | |
| Mycetophila vegeta Laffoon, 1957 | |
| Mycetophila venusta Laffoon, 1957 | |
| Mycetophila verecunda Laffoon, 1957 | |
| Mycetophila vesca Laffoon, 1957 | |
| Mycetophila wirthi Laffoon, 1957 | |
| Mycomya (Calomycomya) pulchella Dziedzicki, 1885 | |
| Mycomya (Lycomya) pectinifera Edwards, 1924 | |
| Mycomya (Mycomya) bicolor Dziedzicki, 1885 | |
| Mycomya (Mycomya) cinerascens Macquart, 1826 | |
| Mycomya (Mycomya) danielae Matile, 1972 | Gunnison's rockcress |
| Mycomya (Mycomya) denmax Vaisanen, 1979 | Texas spreadwing |
| Mycomya (Mycomya) fuscata Winnertz, 1863 | Snake River phlox |
| Mycomya (Mycomya) griseovittata Zetterstedt, 1852 | |
| Mycomya (Mycomya) islandica Vaisanen, 1984 | |
| Mycomya (Mycomya) kaurii Vaisanen, 1979 | |
| Mycomya (Mycomya) lambi Edwards, 1941 | |
| Mycomya (Mycomya) leporina Vaisanen, 1984 | |
| Mycomya (Mycomya) levis Dziedzicki, 1885 | |
| Mycomya (Mycomya) maculata Meigen, 1804 | |
| Mycomya (Mycomya) neohyalinata Vaisanen, 1984 | |
| Mycomya (Mycomya) nigricornis (Zetterstedt, 1852) | ⇒ Mycomya pectinifera Edwards, 1924 |
| Mycomya (Mycomya) nitida Zetterstedt, 1852 | |
| Mycomya (Mycomya) polleni Garrett, 1924 | |
| Mycomya (Mycomya) ruficollis Zetterstedt, 1852 | Harkness' flaxflower |
| Mycomya (Mycomya) safena Vaisanen, 1984 | |
| Mycomya (Mycomya) shermani Garrett, 1924 | |
| Mycomya (Mycomya) shewelli Vaisanen, 1984 | |
| Mycomya (Mycomya) sigma Johannsen, 1910 | Carpobrotus |
| Mycomya (Mycomya) subarctica Vaisanen, 1979 | Texas spreadwing |
| Mycomya (Mycomya) terminata Garrett, 1924 | |
| Mycomya (Mycomya) thula Vaisanen, 1984 | |
| Mycomya (Mycomya) trivittata Zetterstedt, 1838 | |
| Mycomya (Mycomya) wankowiczii Dziedzicki, 1885 | |
| Mycomya (Mycomya) winnertzi Dziedzicki, 1885 | |
| Mycomya (Mycomya) woodi Vaisanen, 1984 | |
| Mycomya (Mycomyopsis) affinis (Staeger, 1840) | ⇒ Mycomya fimbriata Meigen, 1818 |
| Mycomya (Mycomyopsis) frequens Johannsen, 1910 | Carpobrotus |
| Mycomya (Mycomyopsis) neolittoralis Vaisanen, 1984 | |
| Mycomya (Mycomyopsis) permixta Vaisanen, 1984 | |
| Mycomya (Neomycomya) fimbriata Meigen, 1818 | |
| Mycomya abegena Vaisanen, 1984 | |
| Mycomya accrescens Vaisanen, 1984 | |
| Mycomya aluco Vaisanen, 1984 | |
| Mycomya amica Vaisanen, 1984 | |
| Mycomya ampla Garrett, 1924 | |
| Mycomya aneura Vaisanen, 1984 | |
| Mycomya angulata Adams, 1903 | |
| Mycomya arcuata Vaisanen, 1984 | |
| Mycomya arnaudi Vaisanen, 1984 | |
| Mycomya atus Garrett, 1924 | |
| Mycomya autumnalis Garrett, 1924 | |
| Mycomya biseriata Loew, 1869 | |
| Mycomya bryanti Vaisanen, 1984 | |
| Mycomya byersi Vaisanen, 1984 | |
| Mycomya calcarata Coquillett, 1904 | |
| Mycomya canoak Vaisanen, 1984 | |
| Mycomya comesa Vaisanen, 1984 | |
| Mycomya cranbrooki Garrett, 1924 | |
| Mycomya dentata Fisher, 1937 | Compact conardia moss |
| Mycomya dichaeta Fisher, 1937 | Compact conardia moss |
| Mycomya difficilis Garrett, 1924 | |
| Mycomya durus Garrett, 1924 | |
| Mycomya echinata Garrett, 1924 | |
| Mycomya electa Vaisanen, 1984 | |
| Mycomya elephas Vaisanen, 1984 | |
| Mycomya esox Vaisanen, 1984 | |
| Mycomya fasciata (Zetterstedt, 1838) | ⇒ Mycomya griseovittata Zetterstedt, 1852 |
| Mycomya fuscipalpis Van Duzee, 1928 | Parish's yampah |
| Mycomya gimmerthali Landrock, 1925 | |
| Mycomya hirticollis Say, 1824 | |
| Mycomya humidus Garrett, 1924 | |
| Mycomya imperatrix Vaisanen, 1984 | |
| Mycomya kiamichii Shaw, 1940 | Lewis River suncup |
| Mycomya littoralis Say, 1824 | |
| Mycomya lividella Vaisanen, 1984 | |
| Mycomya lutealis Vaisanen, 1984 | |
| Mycomya macateei Vaisanen, 1984 | |
| Mycomya magnifica Vaisanen, 1984 | |
| Mycomya marginalis Johannsen, 1910 | Carpobrotus |
| Mycomya matrona Vaisanen, 1984 | |
| Mycomya mendax Johannsen, 1910 | Carpobrotus |
| Mycomya midea Vaisanen, 1984 | |
| Mycomya monosta Vaisanen, 1984 | |
| Mycomya montalba Vaisanen, 1984 | |
| Mycomya muscovita Vaisanen, 1984 | |
| Mycomya mutabilis Sherman, 1921 | Walker's suncup |
| Mycomya nigricauda Adams, 1903 | |
| Mycomya notabilis Staeger, 1840 | |
| Mycomya novagallica Vaisanen, 1984 | |
| Mycomya obliqua Say, 1824 | |
| Mycomya onusta Loew, 1869 | |
| Mycomya oreades Vaisanen, 1984 | |
| Mycomya ostensackeni Vaisanen, 1984 | |
| Mycomya pini Vaisanen, 1984 | |
| Mycomya praeda Vaisanen, 1984 | |
| Mycomya pura Vaisanen, 1984 | |
| Mycomya pyriformis Vaisanen, 1984 | |
| Mycomya rebellicosa Vaisanen, 1984 | |
| Mycomya recurva Johannsen, 1910 | Carpobrotus |
| Mycomya saga Vaisanen, 1984 | |
| Mycomya scopula Fisher, 1937 | Compact conardia moss |
| Mycomya simplex Coquillett, 1905 | |
| Mycomya sphagnicola Shaw, 1941 | Wingfruit suncup |
| Mycomya stares Vaisanen, 1984 | |
| Mycomya sublittoralis Shaw, 1941 | Wingfruit suncup |
| Mycomya tantilla Loew, 1869 | |
| Mycomya triacantha Shaw, 1941 | Wingfruit suncup |
| Mycomya ultima Vaisanen, 1984 | |
| Mycomya unicolor Walker, 1848 | |
| Mycomya wirthi Vaisanen, 1984 | |
| Neoempheria balioptera Loew, 1869 | |
| Neoempheria didyma Loew, 1869 | Juniper globemallow |
| Neoempheria gainesvillensis Khalaf, 1971 | Akulikuli-kula |
| Neoempheria illustris Johannsen, 1910 | Carpobrotus |
| Neoempheria impatiens Johannsen, 1910 | Carpobrotus |
| Neoempheria indulgens Johannsen, 1910 | Carpobrotus |
| Neoempheria macularis Johannsen, 1910 | Carpobrotus |
| Neoempheria nepticula Loew, 1869 | |
| Neuratelia abrevena Garrett, 1925 | |
| Neuratelia coxalis Coquillett, 1905 | |
| Neuratelia desidiosa Johannsen, 1912 | |
| Neuratelia distincta Garrett, 1925 | |
| Neuratelia eminens Johannsen, 1912 | |
| Neuratelia flexa Van Duzee, 1928 | Parish's yampah |
| Neuratelia grandis Garrett, 1925 | |
| Neuratelia insignifica Shaw, 1941 | Wingfruit suncup |
| Neuratelia nemoralis Meigen, 1818 | Fungus gnat |
| Neuratelia obscura Garrett, 1925 | |
| Neuratelia sayi Aldrich, 1897 | |
| Neuratelia scitula Johannsen, 1912 | |
| Neuratelia scituloides Shaw, 1941 | Wingfruit suncup |
| Neuratelia silvatica Johannsen, 1912 | |
| Notolopha cristata Stæger, 1840 | |
| Odontosciara fulviventris Wiedemann, 1821 | |
| Paratinia recurva Johannsen, 1910 | Carpobrotus |
| Phronia agilis Gagne, 1975 | |
| Phronia avida Gagne, 1975 | |
| Phronia bicolor (Dziedzicki, 1889) | ⇒ Phronia coritanica Chandler, 1992 |
| Phronia braueri Dziedzicki, 1889 | |
| Phronia caliginosa Dziedzicki, 1889 | |
| Phronia cinerascens Winnertz, 1863 | Spreading phlox |
| Phronia conformis Walker, 1856 | |
| Phronia cordata Lundström, 1914 | |
| Phronia coritanica Chandler, 1992 | |
| Phronia cornuta Lundström, 1914 | |
| Phronia cupida Gagne, 1975 | |
| Phronia despecta Walker, 1848 | |
| Phronia digitata Hackman, 1970 | |
| Phronia disgrega Dziedzicki, 1889 | |
| Phronia distincta Hackman, 1970 | |
| Phronia dryas Gagne, 1975 | |
| Phronia effusa Gagne, 1975 | |
| Phronia egregia Dziedzicki, 1889 | |
| Phronia exigua Zetterstedt, 1852 | |
| Phronia felicis Gagne, 1975 | |
| Phronia flavicollis Winnertz, 1863 | |
| Phronia flavipes Winnertz, 1863 | Spreading phlox |
| Phronia forcipula Winnertz, 1863 | Spreading phlox |
| Phronia fusciventris Van Duzee, 1928 | Parish's yampah |
| Phronia gracilis Hackman, 1970 | |
| Phronia hilaris Gagne, 1975 | |
| Phronia incerta Adams, 1907 | |
| Phronia interstincta Dziedzicki, 1975 | |
| Phronia jacosa Gagne, 1975 | |
| Phronia laffooni Gagne, 1975 | |
| Phronia lutescens Hackman, 1970 | |
| Phronia matilei Hackman, 1972 | |
| Phronia melica Gagne, 1975 | |
| Phronia mutabilis Dziedzicki, 1889 | |
| Phronia nebulosa Johannsen, 1912 | |
| Phronia nigricornis Zetterstedt, 1852 | |
| Phronia nigripalpis Lundström, 1909 | |
| Phronia obtusa Winnertz, 1863 | Spreading phlox |
| Phronia oreas Gagne, 1975 | |
| Phronia persimilis Hackman, 1970 | |
| Phronia petulans Dziedzicki, 1889 | |
| Phronia portschinskyi Dziedzicki, 1889 | |
| Phronia similis Johannsen, 1912 | |
| Phronia strenua (Winnertz, 1863) | ⇒ Phronia flavicollis Winnertz, 1863 |
| Phronia sudetica Dziedzicki, 1889 | |
| Phronia sylvatica Dziedzicki, 1889 | |
| Phronia taczanowskyi (Dziedzicki, 1889) | ⇒ Phronia obtusa Winnertz, 1863 |
| Phronia tenebrosa Coquillett, 1904 | |
| Phronia tenuis Winnertz, 1863 | Spreading phlox |
| Phronia terrea Gagne, 1975 | |
| Phronia tiefii Dziedzicki, 1889 | |
| Phronia versuta Gagne, 1975 | |
| Phronia willistoni Dziedzicki, 1889 | |
| Phthinia carolina Loew, 1869 | |
| Phthinia catawbiensis Loew, 1869 | Lewis River suncup |
| Phthinia curta (Johannsen, 1912) | ⇒ Coelophthinia curta Johannsen, 1912 |
| Phthinia lobata Zaitzev, 1984 | California prickly phlox |
| Phthinia miranda Zaitzev, 1984 | California prickly phlox |
| Phthinia tanypus Loew, 1869 | Juniper globemallow |
| Phytosciara (Dolichosciara) flavipes Meigen, 1804 | Fungus Gnat |
| Plastosciara arenicola Steffan, 1984 | Elliott's croton |
| Plastosciara johnstoni Shaw, 1935 | |
| Platurocypta punctum Stannius, 1831 | |
| Platurocypta testata Edwards, 1925 | |
| Pnyxia scabiei Hopkins, 1895 | Potato scab gnat |
| Polylepta guttiventris Zetterstedt, 1852 | |
| Polylepta modesta Van Duzee, 1928 | Parish's yampah |
| Polylepta nigellus Johannsen, 1910 | |
| Pseudexechia canalicula Johannsen, 1912 | |
| Pseudexechia ovata Fisher, 1934 | |
| Pseudobrachypeza bulbosa Johannsen, 1912 | |
| Rondaniella sororcula Loew, 1869 | |
| Rymosia beckeri Shaw, 1951 | Narrowleaf suncup |
| Rymosia coheri Shaw, 1951 | Narrowleaf suncup |
| Rymosia dietrichi Shaw, 1951 | Narrowleaf suncup |
| Rymosia faceta Sherman, 1921 | Walker's suncup |
| Rymosia filipes Loew, 1869 | Juniper globemallow |
| Rymosia imitator Johannsen, 1912 | |
| Rymosia inflata Johannsen, 1912 | |
| Rymosia lacki Edwards, 1935 | |
| Rymosia parvicauda Van Duzee, 1928 | Parish's yampah |
| Rymosia pectinata Sherman, 1921 | Walker's suncup |
| Rymosia pediformis Shaw, 1951 | Narrowleaf suncup |
| Rymosia plumosa Van Duzee, 1928 | Parish's yampah |
| Rymosia prolixa Sherman, 1921 | Walker's suncup |
| Rymosia seminigra Sherman, 1921 | Walker's suncup |
| Rymosia sericea Say, 1824 | |
| Rymosia serripes Johannsen, 1912 | |
| Rymosia spinicauda Van Duzee, 1928 | Parish's yampah |
| Rymosia triangularis Shaw, 1935 | Redclay suncup |
| Saigusaia cincta Johannsen, 1912 | |
| Scatopsciara (Scatopsciara) atomaria Zetterstedt, 1851 | |
| Scatopsciara (Scatopsciara) nacta Johannsen, 1912 | |
| Scatopsciara (Xenopygina) radialis Shaw, 1934 | |
| Scatopsciara actuosa Johannsen, 1912 | |
| Scatopsciara acuta Johannsen, 1912 | |
| Scatopsciara dendrotica Steffan, 1968 | |
| Scatopsciara vivida (Winnertz, 1867) | ⇒ Scatopsciara atomaria Zetterstedt, 1851 |
| Sceptonia autumnalis Garrett, 1925 | |
| Sceptonia autumnals (Garrett, 1925) | ⇒ Sceptonia autumnalis Garrett, 1925 |
| Sceptonia johannsoni Garrett, 1925 | |
| Schwenkfeldina dux Johannsen, 1912 | |
| Schwenkfeldina imitans Johannsen, 1912 | |
| Schwenkfeldina tridentata Rübsaamen, 1898 | |
| Sciara abbreviata Walker, 1848 | |
| Sciara abdita Johannsen, 1912 | |
| Sciara arcuata Garrett, 1925 | |
| Sciara atrata (Say, 1824) | ⇒ Bradysia meigeni Rübsaamen, 1894 |
| Sciara attenuata Rübsaamen, 1898 | |
| Sciara borealis Rübsaamen, 1898 | |
| Sciara cingulata Rübsaamen, 1894 | Longleaf cologania |
| Sciara clavata Garrett, 1925 | |
| Sciara congregata Johannsen, 1914 | Aptenia |
| Sciara cylindrica Pettey, 1918 | Vermont blackberry |
| Sciara delessei Seguy, 1953 | |
| Sciara diderma Garrett, 1925 | |
| Sciara dimidiata Say, 1832 | |
| Sciara diota Garrett, 1925 | |
| Sciara dives Johannsen, 1912 | |
| Sciara exigua Say, 1824 | |
| Sciara exilis ♰ Say, 1829 | |
| Sciara femorata Say, 1823 | |
| Sciara forceps (Pettey, 1918) | ⇒ Pseudosciara forceps Pettey, 1918 |
| Sciara fraterna Say, 1824 | |
| Sciara fuliginosus Fitch, 1856 | |
| Sciara fulviventris (Wiedemann, 1821) | ⇒ Odontosciara fulviventris Wiedemann, 1821 |
| Sciara fumatella (Lundbeck, 1898) | ⇒ Lycoriella modesta Staeger, 1840 |
| Sciara futilis Johannsen, 1912 | |
| Sciara glacialis (Rübsaamen, 1898) | ⇒ Lycoriella permutata Lundbeck, 1901 |
| Sciara globosa Pettey, 1918 | Vermont blackberry |
| Sciara habilis Johannsen, 1912 | |
| Sciara hebes Loew, 1870 | |
| Sciara humicola (Lundbeck, 1898) | ⇒ Bradysia forcipulata Lundbeck, 1898 |
| Sciara inconstans Fitch, 1856 | Fickle midge |
| Sciara lurida Walker, 1848 | |
| Sciara multisetifera Pettey, 1918 | Vermont blackberry |
| Sciara ochrolabis Loew, 1869 | Juniper globemallow |
| Sciara perpusilla Walker, 1848 | |
| Sciara polita Say, 1824 | |
| Sciara psittacus Pettey, 1918 | Vermont blackberry |
| Sciara pulicaria Meigen, 1818 | |
| Sciara robusta (Walker, 1848) | ⇒ Bradysia strigata Staeger, 1840 |
| Sciara rotundipennis Macquart, 1838 | |
| Sciara sciophila Loew, 1869 | Juniper globemallow |
| Sciara scita Johannsen, 1912 | |
| Sciara septentrionalis Rübsaamen, 1898 | |
| Sciara townesi Shaw, 1935 | Redclay suncup |
| Sciara unicorn Garrett, 1925 | |
| Sciara vicina Johannsen, 1912 | |
| Sciara vulgaris Fitch, 1856 | |
| Sciophila acuta Garrett, 1925 | |
| Sciophila adamsi Edwards, 1925 | |
| Sciophila agassis Garrett, 1925 | |
| Sciophila arizonensis Zaitzev, 1982 | Great Basin langloisia |
| Sciophila bicuspidata Zaitzev, 1982 | Great Basin langloisia |
| Sciophila bifida Garrett, 1925 | |
| Sciophila californiensis Zaitzev, 1982 | Great Basin langloisia |
| Sciophila canadensis Zaitzev, 1982 | Great Basin langloisia |
| Sciophila cliftoni Edwards, 1925 | |
| Sciophila conformis Zaitzev, 1982 | Great Basin langloisia |
| Sciophila cordata Zaitzev, 1982 | Great Basin langloisia |
| Sciophila distincta Garrett, 1925 | |
| Sciophila emarginata Zaitzev, 1982 | Great Basin langloisia |
| Sciophila exserta Zaitzev, 1982 | Great Basin langloisia |
| Sciophila fasciata (Say, 1823) | ⇒ Mycomya winnertzi Dziedzicki, 1885 |
| Sciophila fenestella (Curtis, 1837) | ⇒ Sciophila cliftoni Edwards, 1925 |
| Sciophila festiva Zaitzev, 1982 | Great Basin langloisia |
| Sciophila fridolini Stackelberg, 1943 | Petty spurge |
| Sciophila fuliginosa Holmgren, 1883 | |
| Sciophila gagnei Zaitzev, 1982 | Great Basin langloisia |
| Sciophila garretti Zaitzev, 1982 | |
| Sciophila grisea (Walker, 1848) | ⇒ Manota grisea Walker, 1848 |
| Sciophila habilis Johannsen, 1910 | Carpobrotus |
| Sciophila hebes Johannsen, 1910 | Carpobrotus |
| Sciophila hirta (Meigen, 1818) | ⇒ Taxicnemis flava Edwards, 1927 |
| Sciophila impar Johannsen, 1910 | Carpobrotus |
| Sciophila incallida Johannsen, 1910 | Carpobrotus |
| Sciophila insignis Zaitzev, 1982 | Great Basin langloisia |
| Sciophila insueta Zaitzev, 1982 | Great Basin langloisia |
| Sciophila iowensis Zaitzev, 1982 | Great Basin langloisia |
| Sciophila karelica Zaitzev, 1982 | Great Basin langloisia |
| Sciophila laffooni Zaitzev, 1982 | Great Basin langloisia |
| Sciophila longua (Garrett, 1925) | ⇒ Sciophila nitens Winnertz, 1863 |
| Sciophila minuta Zaitzev, 1982 | Great Basin langloisia |
| Sciophila mississippiensis Khalaf, 1971 | Akulikuli-kula |
| Sciophila modesta Zaitzev, 1982 | Great Basin langloisia |
| Sciophila montana Zaitzev, 1982 | Great Basin langloisia |
| Sciophila neohebes Garrett, 1925 | |
| Sciophila nigronitida Landrock, 1925 | Thymeleaf buckwheat |
| Sciophila nitens Winnertz, 1863 | |
| Sciophila nonnisilva Hutson, 1979 | Western paper birch |
| Sciophila notabilis (Zaitzev, 1982) | ⇒ Mycomya wankowiczii Dziedzicki, 1885 |
| Sciophila novata Johannsen, 1910 | Carpobrotus |
| Sciophila ochracea Walker, 1856 | Slimleaf milkweed |
| Sciophila pallipes Say, 1824 | |
| Sciophila parahebes Zaitzev, 1982 | Great Basin langloisia |
| Sciophila pluridentata Zaitzev, 1982 | Great Basin langloisia |
| Sciophila plurisetosa Edwards, 1921 | |
| Sciophila quadratula Loew, 1869 | |
| Sciophila septentrionalis Zaitzev, 1982 | Great Basin langloisia |
| Sciophila setosa Garrett, 1925 | |
| Sciophila severa Johannsen, 1910 | Carpobrotus |
| Sciophila sublimbatella Zaitzev, 1982 | Great Basin langloisia |
| Sciophila vakulenkoi Stackelberg, 1943 | Petty spurge |
| Sciophila vockerothi Zaitzev, 1982 | Great Basin langloisia |
| Speolepta leptogaster Winnertz, 1863 | |
| Stenophragma similis Johannsen, 1910 | |
| Synapha astacys Garrett, 1924 | |
| Synapha bicolor Shaw & Fisher, 1952 | Small evening primrose |
| Synapha disjuncta Garrett, 1925 | |
| Synapha tibialis Coquillett, 1901 | |
| Syntemna hungarica Lundbeck, 1912 | |
| Syntemna immaculata Cole, 1919 | |
| Syntemna vernalis Sherman, 1921 | |
| Taxicnemis flava Edwards, 1927 | |
| Tetragoneura arcuata Sherman, 1921 | Walker's suncup |
| Tetragoneura atra Sherman, 1921 | Walker's suncup |
| Tetragoneura fallax Sherman, 1921 | Walker's suncup |
| Tetragoneura longicauda Van Duzee, 1928 | Parish's yampah |
| Tetragoneura marceda Sherman, 1921 | Walker's suncup |
| Tetragoneura nitida Adams, 1903 | |
| Tetragoneura pimpla Coquillett, 1901 | |
| Tetragoneura quintana Cole, 1921 | |
| Tetragoneura robur Garrett, 1925 | |
| Tetragoneura similis Garrett, 1925 | |
| Trichonta amica Gagne, 1981 | |
| Trichonta atricauda Zetterstedt, 1852 | |
| Trichonta beata Gagne, 1981 | |
| Trichonta bezzii Landrock, 1913 | Dogtongue buckwheat |
| Trichonta bicolor Landrock, 1912 | Dogtongue buckwheat |
| Trichonta brevicauda Lundström, 1906 | Missouri violet |
| Trichonta chaoi Shaw, 1951 | Narrowleaf suncup |
| Trichonta cincta Johannsen, 1912 | |
| Trichonta clara Gagne, 1981 | |
| Trichonta clemens Gagne, 1981 | |
| Trichonta comica Gagne, 1981 | |
| Trichonta delicata Gagne, 1981 | |
| Trichonta eximia Gagne, 1981 | |
| Trichonta facilis Gagne, 1981 | |
| Trichonta falcata Lundström, 1911 | |
| Trichonta festa Gagne, 1981 | |
| Trichonta fissicauda (Zetterstedt, 1852) | ⇒ Trichonta atricauda Zetterstedt, 1852 |
| Trichonta flavicauda Lundström, 1914 | |
| Trichonta foeda Loew, 1869 | Juniper globemallow |
| Trichonta fragilis Gagne, 1981 | |
| Trichonta fusciventris Van Duzee, 1928 | Parish's yampah |
| Trichonta generosa Gagne, 1981 | |
| Trichonta gentilis Gagne, 1981 | |
| Trichonta girschneri Landrock, 1912 | Thymeleaf buckwheat |
| Trichonta hamata Mik, 1880 | |
| Trichonta justa Gagne, 1981 | |
| Trichonta languida Gagne, 1981 | |
| Trichonta lucida Gagne, 1981 | |
| Trichonta melanura (Staeger, 1840) | ⇒ Trichonta atricauda Zetterstedt, 1852 |
| Trichonta merita Gagne, 1981 | |
| Trichonta obesa Winnertz, 1863 | Spreading phlox |
| Trichonta patens Johannsen, 1912 | |
| Trichonta perspicua Wulp, 1881 | Lesser yellowthroat gilia |
| Trichonta pulchra Gagne, 1981 | |
| Trichonta salva Gagne, 1981 | |
| Trichonta secura Gagne, 1981 | |
| Trichonta sedata Gagne, 1981 | |
| Trichonta sedula Gagne, 1981 | |
| Trichonta serena Gagne, 1981 | |
| Trichonta subfusca Lundström, 1909 | |
| Trichonta terminalis Walker, 1856 | |
| Trichonta venosa Staeger, 1840 | |
| Trichonta vitta Meigen, 1830 | |
| Trichonta vulcani Dziedzicki, 1889 | |
| Trichonta vulgaris Loew, 1869 | Juniper globemallow |
| Trichosia hebes (Loew, 1869) | ⇒ Sciara hebes Loew, 1870 |
| Zygomyia bifasciata (Garrett, 1925) | ⇒ Zygomyia bifasciola Matile, 1989 |
| Zygomyia bifasciola Matile, 1989 | |
| Zygomyia christata Garrett, 1925 | |
| Zygomyia christulata Garrett, 1925 | |
| Zygomyia coxalis Garrett, 1925 | |
| Zygomyia ignobilis Loew, 1869 | Juniper globemallow |
| Zygomyia interrupta Malloch, 1914 | Gray's bur cucumber |
| Zygomyia ornata Loew, 1869 | Juniper globemallow |
| Zygomyia pilosa Garrett, 1925 | |
| Zygomyia vara Staeger, 1840 | |
| Zygoneura flavicoxa Johannsen, 1912 | |
| Zygoneura johannseni Shaw, 1941 | Wingfruit suncup |
