| Genus | Acacidiplosis
Gagne in Gage & Marohasy, 1993
| 14 | Species |
| Genus | Acerovesiculomyia
Fedotova, 2003
| 1 | Species |
| Genus | Acodiplosis
Kieffer, 1895
| 2 | Species |
| Genus | Anabremia
Kieffer, 1912
| 7 | Species |
| Genus | Ancylodiplosis
Gagne, 1973
| 1 | Species |
| Genus | Anisostephus
Rübsaamen, 1917
| 3 | Species |
| Genus | Antichiridium
Rübsaamen, 1911
| 2 | Species |
| Genus | Apagodiplosis
Gagne, 1973
| 1 | Species |
| Genus | Atrichosema
Kieffer, 1904
| 1 | Species |
| Genus | Austroacacidiplosis
Kolesik in Kolesik & Adair, 2012
| 1 | Species |
| Genus | Blaesodiplosis
Gagne, 1973
| 4 | Species |
| Genus | Blastodiplosis
Kieffer, 1912
| 8 | Species |
| Genus | Bremia
Rondani, 1860 ⇒ Bremiella
| 38 | Species |
| Genus | Callitridiplosis
Kolesik, 2000
| 1 | Species |
| Genus | Camptodiplosis
Kieffer, 1912
| 2 | Species |
| Genus | Caryadiplosis
Gagné, 2008
| 2 | Species |
| Genus | Caryomyia
Felt, 1909
Hickory Gall Midges | 62 | Species |
| Genus | Cecidomyia
Fischer von Waldheim
Meigen, 1803
Pine Pitch Midges | 952 | Species |
| Genus | Chamaediplosis
Gagne, 1990
| 2 | Species |
| Genus | Coccidomyia
Felt, 1911
| 2 | Species |
| Genus | Coccodiplosis
Meijere, 1917
| 8 | Species |
| Genus | Coccomyza
Del Guercio, 1918
| 3 | Species |
| Genus | Contarinia
Rondani, 1860
| 384 | Species |
| Genus | Coquillettomyia
Felt, 1908
| 43 | Species |
| Genus | Cordylodiplosis
Gagne, 1973
| 1 | Species |
| Genus | Ctenodactylomyia
Felt, 1915
| 2 | Species |
| Genus | Diadiplosis
Felt, 1911
| 28 | Species |
| Genus | Dichodiplosis
Rübsaamen, 1910
| 1 | Species |
| Genus | Diodaulus
Rübsaamen, 1917
| 2 | Species |
| Genus | Drisina
Giard, 1893
| 2 | Species |
| Genus | Efferatodiplosis
Fedotova, 2006
| 0 | Species |
| Genus | Endaphis
Kieffer, 1896
| 13 | Species |
| Genus | Endopsylla
De Meijere, 1907
| 2 | Species |
| Genus | Epidiplosis
Felt, 1908
| 14 | Species |
| Genus | Eucalyptodiplosis
Kolesik, 2002
| 4 | Species |
| Genus | Garugadiplosis
Deshpande, Shaikh & Sharma, 2002
| 1 | Species |
| Genus | Geodiplosis
Kieffer, 1909
| 1 | Species |
| Genus | Gladiodiplosis
Kolesik, 2000
| 1 | Species |
| Genus | Glenodiplosis
Gagne, 1973
| 1 | Species |
| Genus | Gliaspilota
Gagne, 2008
| 1 | Species |
| Genus | Gobidiplosis
Mamaev, 1972
| 1 | Species |
| Genus | Gongrodiplosis
Gagne, 1973
| 1 | Species |
| Genus | Hadrobremia
Kieffer, 1912
| 4 | Species |
| Genus | Halodiplosis
Kieffer, 1912
| 89 | Species |
| Genus | Haplodiplosis
Rübsaamen, 1910
| 3 | Species |
| Genus | Harmandia
Kieffer, 1896 ⇒ Harmandiola
| 17 | Species |
| Genus | Harmandiola
Skuhrava, 1997
| 17 | Species |
| Genus | Homobremia
Kieffer, 1912
| 3 | Species |
| Genus | Hygrodiplosis
Kieffer, 1912
| 1 | Species |
| Genus | Kalodiplosis
Felt, 1915 ⇒ Diadiplosis
| 3 | Species |
| Genus | Karshomyia
Felt, 1908
| 61 | Species |
| Genus | Liebeliola
Kieffer & Jorgensen, 1910
| 4 | Species |
| Genus | Lobodiplosis
Felt, 1908 ⇒ Karshomyia
| 12 | Species |
| Genus | Lobopteromyia
Felt, 1908
| 9 | Species |
| Genus | Loewiola
Kieffer, 1896
| 4 | Species |
| Genus | Lophodiplosis
Gagne, 1997
| 6 | Species |
| Genus | Macrodiplosis
Kieffer, 1895
| 25 | Species |
| Genus | Massalongia
Kieffer, 1897
| 10 | Species |
| Genus | Mesodiplosis
Kolesik, 2000
| 1 | Species |
| Genus | Monarthropalpus
Rübsaamen, 1892
| 3 | Species |
| Genus | Monodiplosis
Rübsaamen, 1910
| 1 | Species |
| Genus | Mycocecis
Edwards, 1922
| 1 | Species |
| Genus | Myricomyia
Kieffer, 1900
| 3 | Species |
| Genus | Obolodiplosis
Felt, 1908
| 1 | Species |
| Genus | Octodiplosis
Giard, 1894
| 5 | Species |
| Genus | Olpodiplosis
Gagne, 1973
| 1 | Species |
| Genus | Ontarinia
| 0 | Species |
| Genus | Ophelmodiplosis
Kolesik in Kolesik & al., 2012
| 1 | Species |
| Genus | Paradiplosis
Felt, 1908
| 6 | Species |
| Genus | Parkiamyia
Maia, 2006
| 1 | Species |
| Genus | Phyllodiplosis
Kieffer, 1912
| 2 | Species |
| Genus | Pilodiplosis
Gagne, 1973
| 1 | Species |
| Genus | Pinyonia
Gagne, 1970
| 1 | Species |
| Genus | Pitydiplosis
Gagne, 1973
| 2 | Species |
| Genus | Planetella
Westwood, 1840
| 69 | Species |
| Genus | Platydiplosis
Gagne, 1973
| 1 | Species |
| Genus | Plectrodiplosis
Gagne, 1973
| 1 | Species |
| Genus | Plemeliella
Seitner, 1908
| 2 | Species |
| Genus | Prodiplosis
Felt, 1908
| 13 | Species |
| Genus | Proterodiplosis
Wyatt, 1963
| 1 | Species |
| Genus | Putoniella
Kieffer, 1896
| 3 | Species |
| Genus | Resseliella
Seitner, 1906
| 55 | Species |
| Genus | Seguoiomyia
| 0 | Species |
| Genus | Sequoiomyia
Möhn, 1960
| 3 | Species |
| Genus | Silvestriola
Skuhrava, 1997
| 17 | Species |
| Genus | Sphaerodiplosis
Rübsaamen, 1916
| 1 | Species |
| Genus | Stenodiplosis
Reuter, 1895 ⇒ Contarinia
| 11 | Species |
| Genus | Stephodiplosis
Tavares, 1908
| 2 | Species |
| Genus | Tanaodiplosis
Gagne, 1973
| 1 | Species |
| Genus | Taxodiomyia
Gagne, 1968
Cypress Gall Midges | 3 | Species |
| Genus | Thaumadiplosis
Gagne, 1973
| 1 | Species |
| Genus | Thecodiplosis
Kieffer, 1895
| 15 | Species |
| Genus | Tricholaba
Rübsaamen, 1917
| 7 | Species |
| Genus | Trogodiplosis
Gagne, 1985
| 2 | Species |
| Genus | Xenodiplosis
Felt, 1911
| 2 | Species |
| Genus | Xilodiplosis
| 0 | Species |
| Genus | Xylodiplosis
Kieffer, 1894
| 11 | Species |
| Genus | Youngomyia
Felt, 1908
| 10 | Species |
| Genus | Zeuxidiplosis
Kieffer, 1905
| 2 | Species |
