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Publication: O'Hara, James E., and D. Monty Wood 2004 Catalogue of the Tachinidae (Diptera) of America North of Mexico Memoirs on Entomology, International, vol. 18 410

ITIS records citing this publication
 
 Kingdom Animalia
  Acantholespesia Wood, 1987 -- valid
  Acantholespesia comstocki (Williston, 1889) -- valid
  Acantholespesia signata (Aldrich and Webber, 1924) -- valid
  Acantholespesia texana (Aldrich and Webber, 1924) -- valid
  Acemya Robineau-Desvoidy, 1830 -- valid
  Acemya favilla Reinhard, 1974 -- valid
  Acemya oestriforme (Brauer and Bergenstamm, 1891) -- valid
  Acemya plankii (Walton, 1915) -- valid
  Acemya tibialis Coquillett, 1897 -- valid
  Acemyia dentata Coquillett, 1895 -- invalid
  Acemyia tibialis Coquillett, 1897 -- invalid
  Acemyini -- valid
  Achaetoneura Brauer and Bergenstamm, 1891 -- invalid
  Achaetoneura anisotae Webber, 1930 -- invalid
  Achaetoneura cuculliae Webber, 1930 -- invalid
  Achaetoneura dimmocki Webber, 1930 -- invalid
  Achaetoneura euchaetiae Webber, 1930 -- invalid
  Achaetoneura fernaldi Williston in Forbush and Fernald, 1896 -- invalid
  Achaetoneura hesperus Brauer and Bergenstamm, 1891 -- invalid
  Achaetoneura laniiferae Webber, 1930 -- invalid
  Achaetoneura melalophae Allen, 1926 -- invalid
  Achaetoneura pholi Webber, 1930 -- invalid
  Achaetoneura rubentis Coquillett, 1895 -- invalid
  Achaetoneura samiae Webber, 1930 -- invalid
  Achaetoneura stilla Reinhard, 1943 -- invalid
  Achaetoneura testacea Webber, 1930 -- invalid
  Achaetoneura texana Webber, 1930 -- invalid
  Achaetoneura westonia Webber, 1930 -- invalid
  Acroglossa Williston, 1889 -- invalid
  Acroglossa hesperidarum Williston, 1889 -- invalid
  Acronarista Townsend, 1908 -- invalid
  Acronarista cornuta Reinhard, 1931 -- invalid
  Acronarista mirabilis Townsend, 1908 -- invalid
  Acronaristopsis Townsend, 1919 -- invalid
  Actia Robineau-Desvoidy, 1830 -- valid
  Actia autumnalis (Townsend, 1917) -- valid
  Actia dasymyia O'Hara, 1991 -- valid
  Actia diffidens Curran, 1933 -- valid
  Actia dimorpha O'Hara, 1991 -- valid
  Actia interrupta Curran, 1933 -- valid
  Actia ontario Curran, 1933 -- invalid
  Actia radialis O'Hara, 1991 -- valid
  Actia rufescens (Greene, 1934) -- valid
  Actia sternalis O'Hara, 1991 -- valid
  Actiopsis Townsend, 1917 -- invalid
  Actiopsis autumnalis Townsend, 1917 -- invalid
  Actiopsis rufescens Greene, 1934 -- invalid
  Adejeania Townsend, 1913 -- valid
  Adejeania vexatrix (Osten Sacken, 1877) -- valid
  Adenia Robineau-Desvoidy, 1863 -- invalid
  Admontia Brauer and Bergenstamm, 1889 -- valid
  Admontia americana Brauer and Bergenstamm, 1891 -- invalid
  Admontia badiceps Reinhard, 1958 -- valid
  Admontia cepelaki (Mesnil, 1961) -- valid
  Admontia degeerioides (Coquillett, 1895) -- valid
  Admontia dubia Curran, 1927 -- valid
  Admontia duospinosa (West, 1925) -- valid
  Admontia grandicornis (Zetterstedt, 1849) -- valid
  Admontia hylotomae Coquillett, 1898 -- invalid
  Admontia limata Coquillett, 1902 -- invalid
  Admontia nasoni Coquillett, 1895 -- valid
  Admontia offella Reinhard, 1962 -- valid
  Admontia pergandei Coquillett, 1895 -- valid
  Admontia polita Coquillett, 1898 -- invalid
  Admontia pollinosa Curran, 1927 -- valid
  Admontia retiniae Coquillett, 1897 -- invalid
  Admontia rufochaeta Curran, 1927 -- valid
  Admontia setigera Coquillett in Baker, 1904 -- invalid
  Admontia tarsalis Coquillett, 1898 -- valid
  Admontia unispinosa Coquillett, 1898 -- invalid
  Admontia washingtonae (Coquillett, 1895) -- valid
  Admontiopsis Townsend, 1915 -- invalid
  Adoryphorophaga Townsend, 1931 -- invalid
  Agathomyia Reinhard, 1959 -- invalid
  Agathomyia cordata Reinhard, 1959 -- invalid
  Alaskophyto Townsend, 1915 -- invalid
  Aldrichocyptera Townsend, 1936 -- invalid
  Allophorocera Hendel, 1901 -- valid
  Allophorocera aldrichi (Curran, 1927) -- valid
  Allophorocera arator (Aldrich, 1925) -- valid
  Allophorocera australis (Coquillett, 1897) -- valid
  Allophorocera celeris (Coquillett, 1897) -- valid
  Allophorocera chaetosa (Townsend, 1926) -- valid
  Allophorocera delecta (Curran, 1927) -- valid
  Allophorocera flavitarsa (Reinhard, 1934) -- valid
  Allophorocera lapponica Wood, 1974 -- valid
  Allophorocera montana Smith, 1917 -- invalid
  Allophorocera occidentalis (Coquillett, 1897) -- valid
  Allophorocera picata (Reinhard, 1953) -- valid
  Allophorocera ruficornis (Smith, 1917) -- valid
  Allophorocera sajanica Mesnil, 1963 -- valid
  Allophorocera sectilis (Reinhard, 1953) -- valid
  Allophorocera varifrons (Curran, 1927) -- valid
  Alophora Robineau-Desvoidy, 1830 -- invalid
  Alophora diversa Coquillett, 1897 -- invalid
  Alophora fenestrata Bigot, 1889 -- invalid
  Alophora fumosa Coquillett, 1897 -- invalid
  Alophora grandis Coquillett, 1897 -- invalid
  Alophora magnapennis Johnson, 1904 -- invalid
  Alophora nitida Coquillett, 1897 -- invalid
  Alophora opaca Coquillett, 1897 -- invalid
  Alophora phasioides Coquillett, 1897 -- invalid
  Alophora pulverea Coquillett, 1897 -- invalid
  Alophora splendida Coquillett, 1902 -- invalid
  Alophora subopaca Coquillett, 1897 -- invalid
  Alophorella Townsend, 1912 -- invalid
  Alophorellopsis Townsend, 1927 -- invalid
  Alophorellopsis argentifrons Brooks, 1945 -- invalid
  Alophoropsis Townsend, 1915 -- invalid
  Alophoropsis alaskensis Brooks, 1945 -- invalid
  Alophoropsis occidentalis Brooks, 1945 -- invalid
  Ametadoria Townsend, 1927 -- valid
  Ametadoria harrisinae (Coquillett, 1897) -- valid
  Amobia californica Coquillett, 1895 -- invalid
  Anachaetopsis vagans Aldrich, 1923 -- invalid
  Anaporia Townsend, 1919 -- invalid
  Andrina radicis Townsend, 1916 -- invalid
  Anetia dimmocki Aldrich, 1932 -- invalid
  Anetia flavipalpis Reinhard, 1934 -- invalid
  Anetia parvula Reinhard, 1934 -- invalid
  Anetia procincta Reinhard, 1935 -- invalid
  Angiorhina Brauer and Bergenstamm, 1889 -- invalid
  Angustia Sellers, 1943 -- valid
  Angustia angustivitta (Aldrich and Webber, 1924) -- valid
  Angustia pallens (Reinhard, 1945) -- valid
  Angustia pallidipalpis (Wulp, 1890) -- valid
  Angustiopsis Reinhard, 1959 -- invalid
  Angustiopsis saginata Reinhard, 1959 -- invalid
  Anisia Wulp, 1890 -- valid
  Anisia flaveola (Coquillett, 1897) -- valid
  Anisia gilvipes (Coquillett, 1897) -- valid
  Anisia optata (Reinhard, 1942) -- valid
  Anisia pallidipalpis Wulp, 1890 -- invalid
  Anisia serotina (Reinhard, 1945) -- valid
  Anoxynops Townsend, 1927 -- valid
  Anoxynops aldrichi (Curran, 1926) -- valid
  Anthomyiopsis Townsend, 1916 -- valid
  Anthomyiopsis cypseloides Townsend, 1916 -- valid
  Anzamyia Reinhard, 1960 -- invalid
  Apachemyia Townsend, 1908 -- invalid
  Apacheprospherysa Townsend, 1926 -- invalid
  Apacheprospherysa orbitalis Townsend, 1926 -- invalid
  Aphantorhapha Townsend, 1919 -- invalid
  Aphantorhapha arizonica Townsend, 1919 -- invalid
  Aphantorhapha atoma Reinhard, 1947 -- invalid
  Aphantorhapha hurdi Reinhard, 1959 -- invalid
  Apheloglutus Greene, 1934 -- invalid
  Apheloglutus latifrons Greene, 1934 -- invalid
  Aphria Robineau-Desvoidy, 1830 -- valid
  Aphria georgiana Townsend, 1908 -- valid
  Aphria occidentale Townsend, 1908 -- invalid
  Aphria ocypterata Townsend, 1891 -- valid
  Apinocyptera Townsend, 1915 -- invalid
  Apinops Coquillett, 1897 -- invalid
  Apinops atra Coquillett, 1897 -- invalid
  Aplomya Robineau-Desvoidy, 1830 -- valid
  Aplomya cerurae Sellers, 1943 -- invalid
  Aplomya confusionis Sellers, 1943 -- invalid
  Aplomya doloma Reinhard, 1958 -- invalid
  Aplomya estigmenensis Sellers, 1943 -- invalid
  Aplomya imitator Sellers, 1943 -- invalid
  Aplomya neurotomae Sellers, 1943 -- invalid
  Aplomya pheosiae Sellers, 1943 -- invalid
  Aplomya theclarum (Scudder, 1887) -- valid
  Aplomya trichiosomae Sellers, 1943 -- invalid
  Aplomyiopsis Villeneuve, 1933 -- invalid
  Aplomyiopsis angustipennis Reinhard, 1964 -- invalid
  Aplomyiopsis galerucellae Villeneuve, 1933 -- invalid
  Aplomyopsis Townsend, 1927 -- valid
  Aplomyopsis polita (Coquillett, 1897) -- valid
  Aporia Macquart, 1846 -- invalid
  Aporia limacodis Townsend, 1892 -- invalid
  Aporotachina Meade, 1894 -- invalid
  Apostrophus Loew, 1871 -- invalid
  Apostrophus anthophilus Loew, 1871 -- invalid
  Appendicia Stein, 1924 -- invalid
  Aravaipa Townsend, 1919 -- invalid
  Aravaipa atrophopoda Townsend, 1919 -- invalid
  Archiclops Bischof, 1900 -- invalid
  Archytas Jaennicke, 1867 -- valid
  Archytas (Archytas) Jaennicke, 1867 -- valid
  Archytas (Nemochaeta) Wulp, 1888 -- valid
  Archytas analis (Fabricius, 1805) -- valid
  Archytas apicifer (Walker, 1849) -- valid
  Archytas aterrimus (Robineau-Desvoidy, 1830) -- valid
  Archytas californiae (Walker, 1853) -- valid
  Archytas convexiforceps Brooks, 1949 -- valid
  Archytas currani Ouellet, 1942 -- invalid
  Archytas instabilis Curran, 1928 -- valid
  Archytas lateralis (Macquart, 1844) -- valid
  Archytas lobulatus Curran, 1928 -- valid
  Archytas marmoratus (Townsend, 1915) -- valid
  Archytas metallicus (Robineau-Desvoidy, 1830) -- valid
  Archytas nivalis Curran, 1928 -- valid
  Archytas nonamensis Ravlin, 1984 -- valid
  Archytas plangens Curran, 1928 -- invalid
  Archytas rufiventris Curran, 1928 -- valid
  Archytas vulgaris Curran, 1928 -- invalid
  Arctophyto Townsend, 1915 -- invalid
  Arctophyto algens Curran, 1926 -- invalid
  Arctophyto johnsoni West, 1924 -- invalid
  Arctophyto marginalis Curran, 1924 -- invalid
  Arctophyto regina West, 1924 -- invalid
  Arctophyto wickhami Townsend, 1915 -- invalid
  Argentoepalpus rufipes Brooks, 1949 -- invalid
  Argyrophylax Brauer and Bergenstamm, 1889 -- valid
  Argyrophylax albincisus (Wiedemann, 1830) -- valid
  Argyrophylax piperi Townsend, 1908 -- invalid
  Argyrophylax rostrata Coquillett, 1895 -- invalid
  Arrhinactia Townsend, 1927 -- valid
  Asseclamyia Reinhard, 1956 -- valid
  Asseclamyia sphenofrons Reinhard, 1956 -- valid
  Atacta Schiner, 1868 -- valid
  Atacta apicalis Coquillett, 1897 -- invalid
  Atacta brasiliensis Schiner, 1868 -- valid
  Atacta crassiceps Aldrich, 1925 -- valid
  Atactopsis Townsend, 1917 -- valid
  Atactopsis reinhardi Sabrosky and Arnaud, 1965 -- valid
  Ateloglossa Coquillett, 1899 -- valid
  Ateloglossa algens (Curran, 1926) -- valid
  Ateloglossa borealis (Coquillett, 1900) -- valid
  Ateloglossa calyptrata West, 1925 -- invalid
  Ateloglossa cinerea Coquillett, 1899 -- valid
  Ateloglossa erythrocera (Thomson, 1869) -- valid
  Ateloglossa gillettei (Townsend, 1892) -- valid
  Ateloglossa glabra West, 1925 -- valid
  Ateloglossa isolata (West, 1924) -- valid
  Ateloglossa johnsoni (West, 1924) -- valid
  Ateloglossa marginalis (Curran, 1924) -- valid
  Ateloglossa novaeangliae (West, 1924) -- valid
  Ateloglossa ochreicornis (Townsend, 1916) -- valid
  Ateloglossa regina (West, 1924) -- valid
  Ateloglossa trivittata Curran, 1930 -- valid
  Ateloglossa wheeleri West, 1924 -- invalid
  Ateloglossa wickhami (Townsend, 1915) -- valid
  Atelogossa trivittata Curran, 1930 -- invalid
  Athanatus Reinhard, 1947 -- invalid
  Athanatus knowltoni Reinhard, 1947 -- invalid
  Athrycia Robineau-Desvoidy, 1830 -- valid
  Athrycia cinerea (Coquillett, 1895) -- valid
  Atractouclesia Townsend, 1931 -- invalid
  Atropharista Townsend, 1892 -- invalid
  Atropharista jurinoides Townsend, 1892 -- invalid
  Atrophopalpus Townsend, 1892 -- invalid
  Atrophopalpus angusticornis Townsend, 1892 -- invalid
  Atrophopoda Townsend, 1891 -- invalid
  Atrophopoda singularis Townsend, 1891 -- invalid
  Aubaeanetia Townsend, 1919 -- invalid
  Aubaeanetia anorbitalis Brooks, 1945 -- invalid
  Aubaeanetia assimilis Townsend, 1919 -- invalid
  Aubaeina Enderlein, 1937 -- invalid
  Aulicomyia Reinhard, 1943 -- invalid
  Aulicomyia invulnerata Reinhard, 1943 -- invalid
  Austrophorocera Townsend, 1916 -- valid
  Austrophorocera alba (Townsend, 1917) -- valid
  Austrophorocera cocciphila (Aldrich and Webber, 1924) -- valid
  Austrophorocera coccyx (Aldrich and Webber, 1924) -- valid
  Austrophorocera einaris (Smith, 1912) -- valid
  Austrophorocera imitator (Aldrich and Webber, 1924) -- valid
  Austrophorocera pellecta (Reinhard, 1957) -- valid
  Austrophorocera stolida (Reinhard, 1957) -- valid
  Austrophorocera sulcata (Aldrich and Webber, 1924) -- valid
  Austrophorocera tuxedo (Curran, 1930) -- valid
  Austrophorocera virilis (Aldrich and Webber, 1924) -- valid
  Baeomyia O'Hara, 1984 -- invalid
  Baeomyia antennata O'Hara, 1984 -- invalid
  Baeomyia juniperi O'Hara, 1984 -- invalid
  Baeomyia sonorensis O'Hara, 1984 -- invalid
  Baeomyia xanthogaster O'Hara, 1984 -- invalid
  Baromyia Reinhard, 1957 -- invalid
  Baromyia mitis Reinhard, 1957 -- invalid
  Baumhaueria analis Wulp, 1867 -- invalid
  Belida Robineau-Desvoidy, 1863 -- valid
  Belida chaetoneura (Coquillett, 1897) -- valid
  Belida dexina (Townsend, 1912) -- valid
  Belida pusilla (Reinhard, 1953) -- valid
  Belvosia Robineau-Desvoidy, 1830 -- valid
  Belvosia argentifrons Aldrich, 1928 -- valid
  Belvosia auratilis Reinhard, 1951 -- valid
  Belvosia bicincta Robineau-Desvoidy, 1830 -- valid
  Belvosia bifasciata (Fabricius, 1775) -- valid
  Belvosia borealis Aldrich, 1928 -- valid
  Belvosia canadensis Curran, 1927 -- valid
  Belvosia ciliata Aldrich, 1928 -- valid
  Belvosia luteola Coquillett, 1900 -- valid
  Belvosia omissa Aldrich, 1928 -- valid
  Belvosia orion Brimley, 1928 -- invalid
  Belvosia pollinosa Rowe, 1933 -- valid
  Belvosia semiflava Aldrich, 1928 -- valid
  Belvosia slossonae Coquillett, 1895 -- valid
  Belvosia splendens Curran, 1927 -- valid
  Belvosia townsendi Aldrich, 1928 -- valid
  Belvosia unifasciata (Robineau-Desvoidy, 1830) -- valid
  Beskia Brauer and Bergenstamm, 1889 -- valid
  Beskia aelops (Walker, 1849) -- valid
  Bessa Robineau-Desvoidy, 1863 -- valid
  Bessa harveyi (Townsend, 1892) -- valid
  Bessa selecta (Meigen, 1824) -- valid
  Besseria Robineau-Desvoidy, 1830 -- valid
  Besseria anthophila (Loew, 1871) -- valid
  Besseria atra (Coquillett, 1897) -- valid
  Besseria brevipennis (Loew, 1863) -- valid
  Besseria incompleta Curran, 1926 -- invalid
  Bigonicheta Rondani, 1844 -- invalid
  Billaea Robineau-Desvoidy, 1830 -- valid
  Billaea claripalpis (Wulp, 1895) -- valid
  Billaea interrupta (Curran, 1929) -- valid
  Billaea monohammi (Townsend, 1912) -- valid
  Billaea montana (West, 1924) -- valid
  Billaea nipigonensis Curran, 1926 -- valid
  Billaea rutilans (Fabricius, 1781) -- valid
  Billaea satisfacta (West, 1925) -- valid
  Billaea sibleyi (West, 1925) -- valid
  Billaea trivittata (Curran, 1929) -- valid
  Biomya Rondani, 1856 -- invalid
  Biomya mutabilis Coquillett in Baker, 1904 -- invalid
  Biomyia eleodivora Walton, 1918 -- invalid
  Biomyia genalis Coquillett, 1897 -- invalid
  Blepharipa Rondani, 1856 -- valid
  Blepharipa fimbriata (Wulp, 1890) -- valid
  Blepharipa pratensis (Meigen, 1824) -- valid
  Blepharipeza Macquart, 1844 -- invalid
  Blepharipeza adusta Loew, 1872 -- invalid
  Blepharipeza bicolor Macquart, 1846 -- invalid
  Blepharipeza exul Townsend, 1892 -- invalid
  Blepharipeza fulvipes Bigot, 1887 -- invalid
  Blepharipeza monticola Bigot, 1887 -- invalid
  Blepharipeza pollinosa Reinhard, 1922 -- invalid
  Blepharipeza rufescens Townsend, 1892 -- invalid
  Blepharipoda Brauer and Bergenstamm, 1889 -- invalid
  Blepharomyia Brauer and Bergenstamm, 1889 -- valid
  Blepharomyia spinosa (Coquillett, 1897) -- valid
  Blepharomyia tibialis (Curran, 1927) -- valid
  Blondelia Robineau-Desvoidy, 1830 -- valid
  Blondelia arizonica (Townsend, 1915) -- valid
  Blondelia cinefacta Reinhard, 1967 -- invalid
  Blondelia eufitchiae (Townsend, 1892) -- valid
  Blondelia hyphantriae (Tothill, 1922) -- valid
  Blondelia leucophaeata Reinhard, 1967 -- invalid
  Blondelia obconica (Walker, 1853) -- valid
  Blondelia paradexoides (Townsend, 1926) -- valid
  Blondelia polita (Townsend, 1919) -- valid
  Blondeliini -- valid
  Bombyliomyia Brauer and Bergenstamm, 1889 -- valid
  Bombyliomyia soror (Williston, 1886) -- valid
  Bombyliopsis Townsend, 1915 -- invalid
  Bonellia Robineau-Desvoidy, 1830 -- invalid
  Bonellimyia Townsend, 1919 -- invalid
  Bonellimyia glauca Brooks, 1944 -- invalid
  Bonellimyia subpolita Brooks, 1944 -- invalid
  Bonellimyia tessellata Brooks, 1944 -- invalid
  Bonnetia Robineau-Desvoidy, 1830 -- invalid
  Brachicoma macropogon Bigot, 1889 -- invalid
  Brachycoma chihuahuensis Townsend, 1892 -- invalid
  Brachycoma fimbriata Wulp, 1890 -- invalid
  Brachycoma incompta Wulp, 1890 -- invalid
  Brachycoma pulverea Coquillett, 1897 -- invalid
  Brachymerini -- valid
  Brauerimyia Townsend, 1908 -- invalid
  Bucentes Latreille, 1809 -- invalid
  Bucentes intrudens Curran, 1932 -- invalid
  Buquetia Robineau-Desvoidy, 1847 -- valid
  Buquetia obscura (Coquillett, 1897) -- valid
  Cacozelus Reinhard, 1943 -- invalid
  Cacozelus riederi Reinhard, 1943 -- invalid
  Calirrhoe Meigen, 1800 -- invalid
  Calocyptera Herting, 1983 -- invalid
  Calolydella Townsend, 1927 -- valid
  Calolydella lathami (Curran, 1925) -- valid
  Calpodomyia Townsend, 1915 -- invalid
  Calpodomyia linearis Townsend, 1915 -- invalid
  Calyptrosomus Reinhard, 1956 -- invalid
  Calyptrosomus dapsilis Reinhard, 1956 -- invalid
  Campylocheta Rondani, 1859 -- valid
  Campylocheta atriceps (Reinhard, 1952) -- valid
  Campylocheta canora (Reinhard, 1952) -- valid
  Campylocheta eudryae (Smith, 1916) -- valid
  Campylocheta nasellensis (Reinhard, 1952) -- valid
  Campylocheta orbitalis (Webber, 1931) -- valid
  Campylocheta plathypenae (Sabrosky, 1975) -- valid
  Campylocheta polita (Brooks, 1945) -- valid
  Campylocheta rindgei (Reinhard, 1952) -- valid
  Campylocheta semiothisae (Brooks, 1945) -- valid
  Campylocheta teliosis (Reinhard, 1952) -- valid
  Campylocheta townsendi (Smith, 1916) -- valid
  Campylochetini -- valid
  Canelomyia Reinhard, 1958 -- invalid
  Canelomyia fumator Reinhard, 1958 -- invalid
  Carcelia Robineau-Desvoidy, 1830 -- valid
  Carcelia amplexa (Coquillett, 1897) -- valid
  Carcelia diacrisiae Sellers, 1943 -- valid
  Carcelia formosa (Aldrich and Webber, 1924) -- valid
  Carcelia inflatipalpis (Aldrich and Webber, 1924) -- valid
  Carcelia lagoae (Townsend, 1891) -- valid
  Carcelia languida (Walker, 1858) -- valid
  Carcelia laxifrons Villeneuve, 1912 -- valid
  Carcelia malacosomae Sellers, 1943 -- invalid
  Carcelia olenensis Sellers, 1943 -- valid
  Carcelia perplexa Sellers, 1943 -- valid
  Carcelia protuberans (Aldrich and Webber, 1924) -- valid
  Carcelia reclinata (Aldrich and Webber, 1924) -- valid
  Carcelia tenuiforceps (Reinhard, 1964) -- valid
  Carcelia yalensis Sellers, 1943 -- valid
  Carinosillus Reinhard, 1943 -- invalid
  Carinosillus pravus Reinhard, 1943 -- invalid
  Cartocometes Aldrich, 1929 -- invalid
  Cartocometes io Aldrich, 1929 -- invalid
  Catagoniopsis Townsend, 1926 -- invalid
  Catagoniopsis infernalis Townsend, 1926 -- invalid
  Catalinovoria Townsend, 1926 -- invalid
  Catalinovoria cauta Townsend, 1926 -- invalid
  Catalinovoria discalis Brooks, 1945 -- invalid
  Catemophrys Townsend, 1908 -- invalid
  Catharosia Rondani, 1868 -- valid
  Catharosia calva (Coquillett, 1910) -- valid
  Catharosia frontalis (Smith, 1917) -- valid
  Catharosia lustrans (Reinhard, 1944) -- valid
  Catharosia minuta (Townsend, 1915) -- valid
  Catharosia nebulosa (Coquillett, 1897) -- valid
  Catharosiini -- valid
  Celatoria Coquillett, 1890 -- valid
  Celatoria crawii Coquillett, 1890 -- invalid
  Celatoria diabroticae (Shimer, 1871) -- valid
  Celatoria setosa (Coquillett, 1895) -- valid
  Celatoria spinosa Coquillett, 1897 -- invalid
  Celotrophus Reinhard, 1958 -- invalid
  Celotrophus soporis Reinhard, 1958 -- invalid
  Cenosoma Wulp, 1890 -- invalid
  Cenosoma sabroskyi Guimarães, 1977 -- invalid
  Cenosoma signifera Wulp, 1890 -- invalid
  Centeter Aldrich, 1923 -- invalid
  Centeter cinerea Aldrich, 1923 -- invalid
  Cephaloplagia Reinhard, 1964 -- invalid
  Cephaloplagia nubecula Reinhard, 1964 -- invalid
  Ceracia Rondani, 1865 -- valid
  Ceracia dentata (Coquillett, 1895) -- valid
  Ceranthia Robineau-Desvoidy, 1830 -- invalid
  Ceratochaeta clausa Villeneuve, 1937 -- invalid
  Ceratochaetops Mesnil, 1954 -- valid
  Ceratochaetops triseta (Villeneuve, 1922) -- valid
  Ceratomyiella Townsend, 1891 -- invalid
  Ceratomyiella bicincta Reinhard, 1934 -- invalid
  Ceratomyiella conica Townsend, 1891 -- invalid
  Ceratomyiella orbitalis Reinhard, 1934 -- invalid
  Ceromasia Rondani, 1856 -- valid
  Ceromasia auricaudata Townsend, 1908 -- valid
  Ceromasia aurifrons Townsend, 1908 -- invalid
  Ceromasia borealis Brooks, 1945 -- invalid
  Ceromasia hybreas (Walker, 1849) -- valid
  Ceromya Robineau-Desvoidy, 1830 -- valid
  Ceromya americana (Townsend, 1892) -- valid
  Ceromya balli O'Hara, 1994 -- valid
  Ceromya bicolor (Meigen, 1824) -- valid
  Ceromya elyii (Walton, 1914) -- valid
  Ceromya flava O'Hara, 1994 -- valid
  Ceromya occidentalis O'Hara, 1994 -- valid
  Ceromya ontario (Curran, 1933) -- valid
  Ceromya oriens O'Hara, 1994 -- valid
  Ceromya palloris (Coquillett, 1895) -- valid
  Chaetexorista Brauer and Bergenstamm, 1895 -- valid
  Chaetexorista javana Brauer and Bergenstamm, 1895 -- valid
  Chaetocrania Townsend, 1915 -- valid
  Chaetocrania antennalis (Coquillett, 1897) -- valid
  Chaetogaedia Brauer and Bergenstamm, 1891 -- valid
  Chaetogaedia analis (Wulp, 1867) -- valid
  Chaetogaedia crebra (Wulp, 1890) -- valid
  Chaetogaedia desertorum (Townsend, 1908) -- valid
  Chaetogaedia filialis (Reinhard, 1945) -- valid
  Chaetogaedia monticola (Bigot, 1887) -- valid
  Chaetogaedia rufifrons (Wulp, 1890) -- valid
  Chaetogaedia townsendi Sabrosky and Arnaud, 1965 -- valid
  Chaetogaediopsis Townsend, 1916 -- invalid
  Chaetoglossa Townsend, 1892 -- valid
  Chaetoglossa nigripalpis Townsend, 1892 -- valid
  Chaetoglossa picticornis Townsend, 1892 -- valid
  Chaetoglossa violae Townsend, 1892 -- invalid
  Chaetona nitens Coquillett, 1899 -- invalid
  Chaetona spinosa Coquillett, 1899 -- invalid
  Chaetonodexodes Townsend, 1916 -- valid
  Chaetonodexodes vanderwulpi (Townsend, 1892) -- valid
  Chaetonopsis Townsend, 1915 -- valid
  Chaetonopsis spinosa (Coquillett, 1899) -- valid
  Chaetophleps Coquillett, 1895 -- invalid
  Chaetophleps crassinervis Walton, 1913 -- invalid
  Chaetophleps polita Coquillett, 1902 -- invalid
  Chaetophleps rostrata Coquillett, 1898 -- invalid
  Chaetophleps setosa Coquillett, 1895 -- invalid
  Chaetophlepsis Townsend, 1915 -- invalid
  Chaetophlepsis atriceps Reinhard, 1952 -- invalid
  Chaetophlepsis canora Reinhard, 1952 -- invalid
  Chaetophlepsis nasellensis Reinhard, 1952 -- invalid
  Chaetophlepsis orbitalis Webber, 1931 -- invalid
  Chaetophlepsis plathypenae Sabrosky, 1975 -- invalid
  Chaetophlepsis polita Brooks, 1945 -- invalid
  Chaetophlepsis rindgei Reinhard, 1952 -- invalid
  Chaetophlepsis semiothisae Brooks, 1945 -- invalid
  Chaetophlepsis teliosis Reinhard, 1952 -- invalid
  Chaetoplagia Coquillett, 1895 -- valid
  Chaetoplagia atripennis Coquillett, 1895 -- valid
  Chaetostigmoptera Townsend, 1916 -- valid
  Chaetostigmoptera crassinervis (Walton, 1913) -- valid
  Chaetostigmoptera manca (Greene, 1934) -- valid
  Chaetostigmoptera rostrata (Coquillett, 1898) -- valid
  Chaetovoria Villeneuve, 1920 -- valid
  Chaetovoria seriata (Aldrich, 1926) -- valid
  Charasoma Reinhard, 1952 -- invalid
  Charasoma pammelas Reinhard, 1952 -- invalid
  Charasoma residis Reinhard, 1952 -- invalid
  Charasoma subolis Reinhard, 1952 -- invalid
  Chesippus Reinhard, 1967 -- valid
  Chesippus notialis Reinhard, 1967 -- valid
  Chetogena Rondani, 1856 -- valid
  Chetogena (Chetogena) Rondani, 1856 -- valid
  Chetogena (Diplostichus) Brauer and Bergenstamm, 1889 -- valid
  Chetogena (Stomatomyia) Brauer and Bergenstamm, 1889 -- valid
  Chetogena arnaudi (Reinhard, 1956) -- valid
  Chetogena claripennis (Macquart, 1848) -- valid
  Chetogena clunalis (Reinhard, 1956) -- valid
  Chetogena edwardsii (Williston, 1889) -- valid
  Chetogena floridensis (Townsend, 1892) -- valid
  Chetogena gelida (Coquillett, 1897) -- valid
  Chetogena indivisa (Aldrich and Webber, 1924) -- valid
  Chetogena lophyri (Townsend, 1892) -- valid
  Chetogena omissa (Reinhard, 1934) -- valid
  Chetogena parvipalpis (Wulp, 1890) -- valid
  Chetogena scutellaris (Wulp, 1890) -- valid
  Chetogena sellersi (Hall, 1939) -- valid
  Chetogena subnitens (Aldrich and Webber, 1924) -- valid
  Chetogena tachinomoides (Townsend, 1892) -- valid
  Chetogena vibrissata (Brauer and Bergenstamm, 1891) -- valid
  Chetolyga rufonotata Bigot, 1889 -- invalid
  Chetolyga rufopicta Bigot, 1889 -- invalid
  Chiricahuia Townsend, 1918 -- valid
  Chiricahuia cavicola Townsend, 1918 -- valid
  Chlorohystricia Townsend, 1927 -- valid
  Chlorohystricia cyaneiventris (Wulp, 1885) -- valid
  Chlorometaphyto Townsend, 1919 -- invalid
  Cholomyia Bigot, 1884 -- valid
  Cholomyia inaequipes Bigot, 1884 -- valid
  Cholomyia nigriceps Williston, 1908 -- invalid
  Chromatocera Townsend, 1915 -- valid
  Chromatocera fumator Reinhard, 1962 -- valid
  Chromatocera harrisi (Reinhard, 1935) -- valid
  Chromatocera setigena (Coquillett, 1897) -- valid
  Chrysoexorista Townsend, 1915 -- valid
  Chrysoexorista dawsoni (Sellers, 1943) -- valid
  Chrysoexorista fulgoris (Sellers, 1943) -- valid
  Chrysoexorista lineata (Wulp, 1890) -- valid
  Chrysoexorista marginata (Aldrich and Webber, 1924) -- valid
  Chrysoexorista ochracea (Wulp, 1890) -- valid
  Chrysomasicera Townsend, 1915 -- invalid
  Chrysomasicera borealis Townsend, 1915 -- invalid
  Chrysotachina Brauer and Bergenstamm, 1889 -- valid
  Chrysotachina alcedo (Loew, 1869) -- valid
  Chrysotachina auriceps O'Hara, 2002 -- valid
  Chrysotachina infrequens O'Hara, 2002 -- valid
  Chrysotachina longipennis O'Hara, 2002 -- valid
  Chrysotachina slossonae (Coquillett, 1897) -- valid
  Cinochira Zetterstedt, 1844 -- valid
  Cinochira mitis (Reinhard, 1957) -- valid
  Cistogaster atrota Reinhard, 1935 -- invalid
  Cistogaster divisa Loew, 1863 -- invalid
  Cistogaster immaculata Macquart, 1844 -- invalid
  Cistogaster pallasii Townsend, 1891 -- invalid
  Clairvillia Robineau-Desvoidy, 1830 -- valid
  Clairvillia amicta Reinhard, 1962 -- valid
  Clairvillia nitoris (Coquillett, 1898) -- valid
  Clairvillia timberlakei (Walton, 1914) -- valid
  Clastoneuriopsis Reinhard, 1939 -- valid
  Clastoneuriopsis meralis Reinhard, 1939 -- valid
  Clausicella Rondani, 1856 -- valid
  Clausicella antennalis Coquillett, 1895 -- invalid
  Clausicella floridensis (Townsend, 1892) -- valid
  Clausicella geniculata (Townsend, 1892) -- valid
  Clausicella johnsoni Coquillett, 1897 -- invalid
  Clausicella melitarae (Reinhard, 1946) -- valid
  Clausicella neomexicana (Townsend, 1892) -- valid
  Clausicella opaca (Coquillett, 1895) -- valid
  Clausicella politura (Reinhard, 1946) -- valid
  Clausicella setigera (Coquillett, 1895) -- valid
  Clausicella tarsalis Coquillett, 1895 -- invalid
  Clausicella turmalis (Reinhard, 1946) -- valid
  Clausicella usitata Coquillett, 1897 -- invalid
  Cleonice Robineau-Desvoidy, 1863 -- valid
  Cleonice aldrichi (Curran, 1926) -- valid
  Cleonice bigelowi (Curran, 1926) -- valid
  Cleonice setosa (Reinhard, 1937) -- valid
  Clista americana Townsend, 1892 -- invalid
  Clistomorpha Townsend, 1892 -- invalid
  Clistomorpha alberta Curran, 1927 -- invalid
  Clistomorpha deceptor Curran, 1927 -- invalid
  Clistomorpha hyalomoides Townsend, 1892 -- invalid
  Cloacina Reinhard, 1945 -- invalid
  Cloacina filialis Reinhard, 1945 -- invalid
  Clytia flava Townsend, 1891 -- invalid
  Clytiomyia atrata Coquillett, 1895 -- invalid
  Clytiomyia exile Coquillett, 1895 -- invalid
  Clytiomyia punctata Coquillett, 1895 -- invalid
  Cnephalia Rondani, 1856 -- invalid
  Cnephalia finitima Snow, 1895 -- invalid
  Cnephalia pansa Snow, 1895 -- invalid
  Cnephaliops Townsend, 1915 -- invalid
  Cnephalogonia Townsend, 1916 -- invalid
  Cnephalomyia Townsend, 1911 -- invalid
  Cnephalomyia floridana Townsend, 1911 -- invalid
  Cochisemyia Reinhard, 1964 -- invalid
  Cochisemyia regalis Reinhard, 1964 -- invalid
  Cockerelliana Townsend, 1915 -- valid
  Cockerelliana capitata Townsend, 1915 -- valid
  Coleophasia Townsend, 1931 -- invalid
  Collatia Curran, 1934 -- invalid
  Collatia ornata Reinhard, 1937 -- invalid
  Coloradalia Curran, 1934 -- invalid
  Coloradalia ocellaris Curran, 1934 -- invalid
  Coloradomyia Arnaud, 1963 -- valid
  Coloradomyia eucosmaphaga Arnaud, 1963 -- valid
  Compsilura Bouché, 1834 -- valid
  Compsilura concinnata (Meigen, 1824) -- valid
  Copecrypta Townsend, 1908 -- valid
  Copecrypta ruficauda (Wulp, 1867) -- valid
  Coquillettina Walton, 1915 -- invalid
  Coquillettina plankii Walton, 1915 -- invalid
  Cordyligaster Macquart, 1844 -- valid
  Cordyligaster septentrionalis Townsend, 1909 -- valid
  Coronimyia Townsend, 1892 -- invalid
  Coronimyia geniculata Townsend, 1892 -- invalid
  Coronimyia melitarae Reinhard, 1946 -- invalid
  Crocinosoma Reinhard, 1947 -- valid
  Crocinosoma cornuale Reinhard, 1947 -- valid
  Crocinosoma cornualis Reinhard, 1947 -- invalid
  Crocuta Meigen, 1800 -- invalid
  Crocuta lutea Townsend, 1919 -- invalid
  Cryptomeigenia Brauer and Bergenstamm, 1891 -- valid
  Cryptomeigenia brimleyi Reinhard, 1947 -- valid
  Cryptomeigenia crassipalpis Reinhard, 1947 -- valid
  Cryptomeigenia demylus (Walker, 1849) -- valid
  Cryptomeigenia dubia Curran, 1926 -- valid
  Cryptomeigenia flavibasis Curran, 1927 -- valid
  Cryptomeigenia hinei (Coquillett, 1902) -- valid
  Cryptomeigenia illinoiensis (Townsend, 1892) -- valid
  Cryptomeigenia muscoides Curran, 1926 -- valid
  Cryptomeigenia nigripes Curran, 1926 -- valid
  Cryptomeigenia nigripilosa Curran, 1926 -- valid
  Cryptomeigenia ochreigaster Curran, 1926 -- valid
  Cryptomeigenia ontario Curran, 1926 -- invalid
  Cryptomeigenia simplex Curran, 1926 -- valid
  Cryptomeigenia theutis (Walker, 1849) -- valid
  Cryptomeigenia triangularis Curran, 1926 -- valid
  Cryptopalpus melanopygatus Bigot, 1887 -- invalid
  Cubaemyia Townsend, 1931 -- invalid
  Cuphocera aurifrons Reinhard, 1924 -- invalid
  Cuphocera beameri Reinhard, 1934 -- invalid
  Cuphocera conformis Reinhard, 1934 -- invalid
  Cuphocera contigua Reinhard, 1934 -- invalid
  Cuphocera flavicornis Reinhard, 1934 -- invalid
  Cuphocera geminata Reinhard, 1934 -- invalid
  Cuphocera incongrua Reinhard, 1934 -- invalid
  Cuphocera parksi Reinhard, 1934 -- invalid
  Cuphocera scutellaris Reinhard, 1934 -- invalid
  Cuphocera stricklandi Curran in West, 1928 -- invalid
  Cuphocera torosa Reinhard, 1934 -- invalid
  Cyclodionaea Townsend, 1915 -- invalid
  Cyclodionaea acuminata Townsend, 1915 -- invalid
  Cylindromyia Meigen, 1803 -- valid
  Cylindromyia (Apinocyptera) Townsend, 1915 -- valid
  Cylindromyia (Calocyptera) Herting, 1983 -- valid
  Cylindromyia (Cylindromyia) Meigen, 1803 -- valid
  Cylindromyia (Ichneumonops) Townsend, 1908 -- valid
  Cylindromyia (Neocyptera) Townsend, 1916 -- valid
  Cylindromyia alticola Aldrich, 1926 -- valid
  Cylindromyia armata Aldrich, 1926 -- valid
  Cylindromyia atra (Röder, 1885) -- valid
  Cylindromyia binotata (Bigot, 1878) -- valid
  Cylindromyia compressa Aldrich, 1926 -- valid
  Cylindromyia decora Aldrich, 1926 -- valid
  Cylindromyia dosiades lobata Sabrosky, 1967 -- invalid
  Cylindromyia euchenor (Walker, 1849) -- valid
  Cylindromyia fumipennis (Bigot, 1878) -- valid
  Cylindromyia intermedia (Meigen, 1824) -- valid
  Cylindromyia interrupta (Meigen, 1824) -- valid
  Cylindromyia limbata Aldrich, 1926 -- invalid
  Cylindromyia mirabilis (Townsend, 1908) -- valid
  Cylindromyia nana (Townsend, 1915) -- valid
  Cylindromyia nigra Aldrich, 1926 -- invalid
  Cylindromyia propusilla Sabrosky and Arnaud, 1965 -- valid
  Cylindromyia pusilla Aldrich, 1927 -- invalid
  Cylindromyia signatipennis (Wulp, 1892) -- valid
  Cylindromyia uniformis Aldrich, 1926 -- valid
  Cylindromyiini -- valid
  Cyrtophleba Rondani, 1856 -- valid
  Cyrtophleba coquilletti Aldrich, 1926 -- valid
  Cyrtophleba horrida Giglio-Tos, 1893 -- valid
  Cyrtophleba horrida Coquillett, 1895 -- invalid
  Cyrtophleba nitida Curran, 1930 -- valid
  Cyrtophloeba horrida Giglio-Tos, 1893 -- invalid
  Cyrtophloeba nitida Curran, 1930 -- invalid
  Cystogonia Townsend, 1915 -- invalid
  Cyzenis Robineau-Desvoidy, 1863 -- valid
  Cyzenis albicans (Fallén, 1810) -- valid
  Cyzenis browni (Curran, 1933) -- valid
  Cyzenis incrassata (Smith, 1912) -- valid
  Cyzenis pullula (Townsend, 1915) -- valid
  Cyzenis ustulata (Reinhard, 1959) -- valid
  Daeochaeta Townsend, 1892 -- invalid
  Daeochaeta harveyi Townsend, 1892 -- invalid
  Degeeria anthracina Bigot, 1889 -- invalid
  Degeeria washingtonae Coquillett, 1895 -- invalid
  Dejeania hystricosa Williston, 1886 -- invalid
  Dejeania rutilioides Jaennicke, 1867 -- invalid
  Dejeania vexatrix Osten Sacken, 1877 -- invalid
  Dejeaniopalpus Townsend, 1916 -- invalid
  Dejeaniopalpus texensis Townsend, 1916 -- invalid
  Demoticus Macquart, 1854 -- valid
  Demoticus melitaeae Coquillett, 1897 -- invalid
  Demoticus pallidus Coquillett, 1897 -- invalid
  Demoticus piperi Coquillett, 1897 -- invalid
  Deopalpus Townsend, 1908 -- valid
  Deopalpus beameri (Reinhard, 1934) -- valid
  Deopalpus conformis (Reinhard, 1934) -- valid
  Deopalpus contiguus (Reinhard, 1934) -- valid
  Deopalpus flavicornis (Reinhard, 1934) -- valid
  Deopalpus geminatus (Reinhard, 1934) -- valid
  Deopalpus hirsutus Townsend, 1908 -- valid
  Deopalpus miscelli (Coquillett, 1897) -- valid
  Deopalpus parksi (Reinhard, 1934) -- valid
  Deopalpus scutellaris (Reinhard, 1934) -- valid
  Deopalpus torosus (Reinhard, 1934) -- valid
  Dexia Meigen, 1826 -- valid
  Dexia albifrons Walker, 1853 -- invalid
  Dexia canescens Walker, 1853 -- invalid
  Dexia cerata Walker, 1849 -- invalid
  Dexia dives Wiedemann, 1830 -- invalid
  Dexia gracilis Wiedemann, 1830 -- invalid
  Dexia halone Walker, 1849 -- invalid
  Dexia harpasa Walker, 1849 -- invalid
  Dexia pedestris Walker, 1853 -- invalid
  Dexia postica Walker, 1853 -- invalid
  Dexia prexaspes Walker, 1849 -- invalid
  Dexia pristis Walker, 1849 -- invalid
  Dexia rufipennis Macquart, 1844 -- invalid
  Dexia ventralis Aldrich, 1925 -- valid
  Dexia vertebrata Say, 1829 -- invalid
  Dexiinae -- valid
  Dexiini -- valid
  Dexilla Westwood, 1840 -- invalid
  Dexodes Brauer and Bergenstamm, 1889 -- invalid
  Dexodes conica Reinhard, 1934 -- invalid
  Dexodes insignis Reinhard, 1934 -- invalid
  Dexodes nana Curran, 1929 -- invalid
  Dexodes sartura Reinhard, 1959 -- invalid
  Dexodes tenella Reinhard, 1937 -- invalid
  Dexodes valida Curran, 1927 -- invalid
  Dexodes xylota Curran, 1927 -- invalid
  Dichaetoneura Johnson, 1907 -- invalid
  Dichaetoneura leucoptera Johnson, 1907 -- invalid
  Dichocera Williston, 1895 -- valid
  Dichocera auranticauda (Arnaud, 1963) -- valid
  Dichocera dichoceroides (Arnaud, 1963) -- valid
  Dichocera latifrons O'Hara, 2002 -- valid
  Dichocera lyrata Williston, 1895 -- valid
  Dichocera orientalis Coquillett, 1897 -- valid
  Dichocera riederi (Reinhard, 1943) -- valid
  Dichocera robusta Brooks, 1945 -- invalid
  Dichoceropsis Townsend, 1916 -- invalid
  Didyma moesta Wulp, 1890 -- invalid
  Didyma setifacies West, 1925 -- invalid
  Dinera Robineau-Desvoidy, 1830 -- valid
  Dinera futilis West, 1924 -- invalid
  Dinera grisescens (Fallén, 1817) -- valid
  Dinera punctata Robineau-Desvoidy, 1830 -- invalid
  Dinera robusta Curran, 1930 -- invalid
  Dionaea nitoris Coquillett, 1898 -- invalid
  Dionea timberlakei Walton, 1914 -- invalid
  Diotrephes Reinhard, 1964 -- valid
  Diotrephes atriventris (Walker, 1853) -- valid
  Diplostichus Brauer and Bergenstamm, 1889 -- invalid
  Diplostichus sellersi Hall, 1939 -- invalid
  Distichona Wulp, 1890 -- valid
  Distichona autumnalis (Townsend, 1909) -- valid
  Distichona georgiae (Brauer and Bergenstamm, 1891) -- valid
  Distichona kansensis (Townsend, 1892) -- valid
  Dolichocodia Townsend, 1908 -- valid
  Dolichocodia bivittata (Coquillett, 1902) -- valid
  Dolichocodia furacis Reinhard, 1958 -- valid
  Dolichotarsus Brooks, 1945 -- valid
  Dolichotarsus griseus Brooks, 1945 -- valid
  Dolichotarsus kingi Brooks, 1945 -- valid
  Dolichotarsus livescens Reinhard, 1958 -- valid
  Doryphorophaga Townsend, 1912 -- invalid
  Doryphorophaga aberrans Townsend, 1916 -- invalid
  Doryphorophaga australis Reinhard, 1935 -- invalid
  Doryphorophaga macella Reinhard, 1935 -- invalid
  Doryphorophaga patrita Reinhard, 1935 -- invalid
  Doryphorophaga sedula Reinhard, 1935 -- invalid
  Drepanoglossa Townsend, 1891 -- valid
  Drepanoglossa lucens Townsend, 1891 -- valid
  Drepanoglossa occidentalis Coquillett, 1895 -- invalid
  Drepanoglossa tenuirostris (Reinhard, 1939) -- valid
  Drepanoglossa venatoris Coquillett, 1895 -- invalid
  Drino Robineau-Desvoidy, 1863 -- valid
  Drino (Drino) Robineau-Desvoidy, 1863 -- valid
  Drino (Palexorista) Townsend, 1921 -- valid
  Drino antennalis (Reinhard, 1922) -- valid
  Drino bakeri (Coquillett, 1897) -- valid
  Drino bohemica Mesnil, 1949 -- valid
  Drino cubaecola (Jaennicke, 1867) -- valid
  Drino inca (Townsend, 1911) -- valid
  Drino incompta (Wulp, 1890) -- valid
  Drino rhoeo (Walker, 1849) -- valid
  Dufouria Robineau-Desvoidy, 1830 -- valid
  Dufouria americana (Reinhard, 1943) -- valid
  Dufouriini -- valid
  Duponchelia Robineau-Desvoidy, 1863 -- invalid
  Duponchelia silvestris Robineau-Desvoidy, 1863 -- invalid
  Dyscolomyia Reinhard, 1959 -- invalid
  Dyscolomyia lucina Reinhard, 1959 -- invalid
  Echinodes Meigen, 1800 -- invalid
  Echinomya Latreille, 1805 -- invalid
  Echinomya lapilaei Robineau-Desvoidy, 1830 -- invalid
  Echinomyia aenea Staeger in Zetterstedt, 1849 -- invalid
  Echinomyia compascua Wulp, 1892 -- invalid
  Echinomyia dakotensis Townsend, 1892 -- invalid
  Echinomyia filipalpis Thomson, 1869 -- invalid
  Echinomyia flaviventris Wulp, 1888 -- invalid
  Echinomyia georgica Macquart, 1835 -- invalid
  Echinomyia haemorrhoa Wulp, 1867 -- invalid
  Echinomyia lugubris Wulp, 1883 -- invalid
  Echinomyia neglecta Townsend, 1897 -- invalid
  Echinomyia palpalis Coquillett, 1902 -- invalid
  Echinomyia rubifrons Bigot, 1887 -- invalid
  Echinomyia thomsoni Williston, 1886 -- invalid
  Echinomyodes Townsend, 1916 -- invalid
  Echinomyodes piceifrons Townsend, 1916 -- invalid
  Eipogona americana Curran, 1927 -- invalid
  Elachipalpus undulata Say in Brauer and Bergenstamm, 1891 -- invalid
  Elassomyia Reinhard, 1967 -- invalid
  Elassomyia defecta Reinhard, 1967 -- invalid
  Eleodiphaga Walton, 1918 -- valid
  Eleodiphaga caffreyi Walton, 1918 -- valid
  Eleodiphaga martini Reinhard, 1937 -- valid
  Eleodiphaga pollinosa Walton, 1918 -- valid
  Elephantocera Townsend, 1915 -- invalid
  Elephantocera angulicornis Curran, 1930 -- invalid
  Elephantocera greenei Townsend, 1915 -- invalid
  Elfia Robineau-Desvoidy, 1850 -- invalid
  Eliozeta americana Brauer and Bergenstamm, 1891 -- invalid
  Eloceria Robineau-Desvoidy, 1863 -- valid
  Eloceria nigra (Coquillett, 1902) -- valid
  Eloceria rogalis (Reinhard, 1955) -- valid
  Emphanopteryx Townsend, 1892 -- invalid
  Emphanopteryx eumyothyroides Townsend, 1892 -- invalid
  Ennyomma Townsend, 1891 -- invalid
  Ennyomma clistoides Townsend, 1891 -- invalid
  Ennyomma clistoides mesensis Townsend, 1915 -- invalid
  Ennyomma robusta neomexicana Townsend, 1915 -- invalid
  Ennyommopsis Townsend, 1915 -- invalid
  Enrogalia Reinhard, 1964 -- valid
  Enrogalia morigera Reinhard, 1964 -- valid
  Eohyria Townsend, 1915 -- invalid
  Eophrissopolia Townsend, 1926 -- invalid
  Eophrissopolia acroglossoides Townsend, 1926 -- invalid
  Epalpus Rondani, 1850 -- valid
  Epalpus albomaculatus (Jaennicke, 1867) -- valid
  Epalpus rufipes (Brooks, 1949) -- valid
  Epalpus signifer (Walker, 1849) -- valid
  Epidexia Townsend, 1912 -- invalid
  Epidexia filamentosa Townsend, 1912 -- invalid
  Epidexia mimela Reinhard, 1953 -- invalid
  Epidexiopsis Townsend, 1916 -- invalid
  Epidexiopsis orbitalis Townsend, 1916 -- invalid
  Epigrimyia Townsend, 1891 -- valid
  Epigrimyia illinoensis Robertson, 1901 -- valid
  Epigrimyia polita Townsend, 1891 -- valid
  Epigrimyiini -- valid
  Eribella Mesnil, 1960 -- valid
  Eribella exilis (Coquillett, 1897) -- valid
  Eribella polita (Coquillett, 1902) -- valid
  Eriothrix Meigen, 1803 -- valid
  Eriothrix penitalis (Coquillett, 1897) -- valid
  Ernestia Robineau-Desvoidy, 1830 -- invalid
  Ernestia arcuata Tothill, 1921 -- invalid
  Ernestia bicarina Tothill, 1921 -- invalid
  Ernestia fasciata Curran, 1924 -- invalid
  Ernestia fissicarina Tothill, 1921 -- invalid
  Ernestia frioensis Reinhard, 1922 -- invalid
  Ernestia frontalis Tothill, 1921 -- invalid
  Ernestia incisa Tothill, 1921 -- invalid
  Ernestia johnsoni Tothill, 1921 -- invalid
  Ernestia longicarina Tothill, 1921 -- invalid
  Ernestia nigrocornea Tothill, 1921 -- invalid
  Ernestia nigropalpis Tothill, 1921 -- invalid
  Ernestia platycarina Tothill, 1921 -- invalid
  Ernestia solita Reinhard, 1937 -- invalid
  Ernestia sulcocarina Tothill, 1921 -- invalid
  Ernestiini -- valid
  Ervia Robineau-Desvoidy, 1830 -- invalid
  Erycia aldrichi Curran, 1927 -- invalid
  Erycia ciliata Macquart, 1834 -- invalid
  Erycia delecta Curran, 1927 -- invalid
  Erycia flavitarsa Reinhard, 1934 -- invalid
  Erycia leechi Curran, 1932 -- invalid
  Erycia levata Reinhard, 1934 -- invalid
  Erycia picata Reinhard, 1953 -- invalid
  Erycia sectilis Reinhard, 1953 -- invalid
  Erycia tuxedo Curran, 1930 -- invalid
  Erycia varifrons Curran, 1927 -- invalid
  Eryciini -- valid
  Erycioides Curran, 1930 -- invalid
  Erycioides thoracica Curran, 1930 -- invalid
  Erynnia Robineau-Desvoidy, 1830 -- valid
  Erynnia antennata Rondani, 1861 -- invalid
  Erynnia condecens Reinhard, 1968 -- valid
  Erynnia coracina Reinhard, 1968 -- valid
  Erynnia micida Reinhard, 1968 -- valid
  Erynnia tortricis (Coquillett, 1895) -- valid
  Erynniopsis Townsend, 1926 -- valid
  Erynniopsis antennata (Rondani, 1861) -- valid
  Erynniopsis rondanii Townsend, 1926 -- invalid
  Erythrophasia Townsend, 1917 -- invalid
  Erythrophasia atripennis Townsend, 1917 -- invalid
  Estheria Robineau-Desvoidy, 1830 -- valid
  Estheria cinerea (Townsend, 1919) -- valid
  Euacemyia Townsend, 1912 -- invalid
  Euadmontia Townsend, 1915 -- invalid
  Euantha Wulp, 1885 -- valid
  Euantha litturata (Olivier, 1811) -- valid
  Eubiomyia Townsend, 1916 -- invalid
  Eubiomyia calosomae Townsend, 1916 -- invalid
  Eubrachymera Townsend, 1919 -- invalid
  Eubrachymera debilis Townsend, 1919 -- invalid
  Eubrachymera florentis Reinhard, 1964 -- invalid
  Eucelatoria Townsend, 1909 -- valid
  Eucelatoria armigera (Coquillett, 1889) -- valid
  Eucelatoria auriceps (Aldrich, 1926) -- valid
  Eucelatoria bigeminata (Curran, 1927) -- valid
  Eucelatoria bryani Sabrosky, 1981 -- valid
  Eucelatoria cinefacta (Reinhard, 1967) -- valid
  Eucelatoria dimmocki (Aldrich, 1932) -- valid
  Eucelatoria leucophaeata (Reinhard, 1967) -- valid
  Eucelatoria procincta (Reinhard, 1935) -- valid
  Eucelatoria rubentis (Coquillett, 1895) -- valid
  Eucelatoria tenella (Reinhard, 1937) -- valid
  Eucelatoria texana (Reinhard, 1923) -- valid
  Eucelatoriopsis Townsend, 1927 -- invalid
  Euceromasia Townsend, 1912 -- valid
  Euceromasia floridensis Reinhard, 1957 -- valid
  Euceromasia neptis Reinhard, 1947 -- valid
  Euceromasia sobrina Reinhard, 1974 -- valid
  Euceromasia solata Reinhard, 1947 -- valid
  Euceromasia spinosa Townsend, 1912 -- valid
  Euchaetogyne Townsend, 1908 -- valid
  Euchaetogyne roederi (Williston, 1893) -- valid
  Euchaetophleps Townsend, 1916 -- invalid
  Euclytia Townsend, 1908 -- valid
  Euclytia flava (Townsend, 1891) -- valid
  Eucnephalia Townsend, 1892 -- valid
  Eucnephalia gonoides Townsend, 1892 -- valid
  Eucordyligaster Townsend, 1917 -- invalid
  Eucoronimyia Townsend, 1908 -- valid
  Eucoronimyia hastata (Coquillett, 1895) -- valid
  Eucyrtophloeba Townsend, 1916 -- invalid
  Euexorista Townsend, 1912 -- valid
  Euexorista rebaptizata Gosseries, 1989 -- valid
  Eufrontina Brooks, 1945 -- invalid
  Eufrontina ethniae Brooks, 1945 -- invalid
  Eugaedia Townsend, 1916 -- invalid
  Eugaediopsis Townsend, 1916 -- invalid
  Eugaediopsis rubentis Reinhard, 1961 -- invalid
  Eugaediopsis vinnula Reinhard, 1961 -- invalid
  Eugymnochaeta Townsend, 1912 -- invalid
  Eugymnogaster Townsend, 1931 -- invalid
  Euhalidaya Walton, 1914 -- valid
  Euhalidaya genalis (Coquillett, 1897) -- valid
  Euhalidaya severinii Walton, 1914 -- invalid
  Euhyperecteina Townsend, 1915 -- invalid
  Eularvaevora Townsend, 1916 -- invalid
  Eulasiona Townsend, 1892 -- valid
  Eulasiona aperta (Reinhard, 1958) -- valid
  Eulasiona catskillensis West, 1925 -- invalid
  Eulasiona cinerea (Curran, 1934) -- valid
  Eulasiona comstocki Townsend, 1892 -- valid
  Eulasiona fasciata (Curran, 1934) -- valid
  Eulasiona fumator (Reinhard, 1958) -- valid
  Eulasiona genalis (Townsend, 1915) -- valid
  Eulasiona neglecta West, 1925 -- invalid
  Eulasiona nigra Curran, 1924 -- valid
  Eulasiona setigena Coquillett, 1897 -- invalid
  Eulasiona spinosa Coquillett, 1897 -- invalid
  Eulasiona tibialis Curran, 1927 -- invalid
  Eulasiona unispinosa (Coquillett, 1898) -- valid
  Euloewia Townsend, 1915 -- invalid
  Eumasicera Townsend, 1909 -- invalid
  Eumasicera coccidella Townsend, 1909 -- invalid
  Eumea Robineau-Desvoidy, 1863 -- valid
  Eumea caesar (Aldrich, 1916) -- valid
  Eumegaparia Townsend, 1908 -- valid
  Eumegaparia flaveola (Coquillett, 1902) -- valid
  Eumicrophthalma Townsend, 1915 -- invalid
  Eumicrophthalma shannoni Townsend, 1915 -- invalid
  Eumyobia Townsend, 1911 -- invalid
  Eumyothyria Townsend, 1892 -- invalid
  Eumyothyria illinoiensis Townsend, 1892 -- invalid
  Eunemorilla Townsend, 1919 -- valid
  Eunemorilla alearis (Reinhard, 1944) -- valid
  Eunemorilla comosa (Reinhard, 1944) -- valid
  Eunemorilla effeta (Reinhard, 1955) -- valid
  Eunemorilla longicornis (Reinhard, 1944) -- valid
  Eunemorilla paralis (Reinhard, 1944) -- valid
  Eupelecotheca Townsend, 1919 -- invalid
  Eupelecotheca celer Townsend, 1919 -- invalid
  Euphasiopteryx Townsend, 1915 -- invalid
  Euphasiopteryx brevicornis nuttingi Sabrosky, 1953 -- invalid
  Euphasiopteryx reinhardi Sabrosky, 1953 -- invalid
  Euphorantha Townsend, 1915 -- invalid
  Euphorocera Townsend, 1892 -- invalid
  Euphorocera floridensis Townsend, 1916 -- invalid
  Euphorocera gelida Coquillett, 1897 -- invalid
  Euphorocera slossonae Townsend, 1908 -- invalid
  Euphorocera tachinomoides Townsend, 1892 -- invalid
  Euphoroceropsis Townsend, 1917 -- invalid
  Euphoroceropsis alba Townsend, 1917 -- invalid
  Euptilopareia Townsend, 1916 -- valid
  Euptilopareia erucicola (Coquillett, 1897) -- valid
  Euptilopareia vicinalis Reinhard, 1956 -- valid
  Eurigaster languida Walker, 1858 -- invalid
  Euryceromyia Townsend, 1892 -- invalid
  Euryceromyia robertsonii Townsend, 1892 -- invalid
  Euscopolia Townsend, 1892 -- valid
  Euscopolia dakotensis Townsend, 1892 -- valid
  Eusisyropa Townsend, 1908 -- invalid
  Eusisyropa sellersi Sabrosky, 1983 -- invalid
  Eutachina Brauer and Bergenstamm, 1889 -- invalid
  Euthelairini -- valid
  Euthelyconychia Townsend, 1927 -- valid
  Euthelyconychia galerucellae (Villeneuve, 1933) -- valid
  Euthelyconychia nana (Curran, 1929) -- valid
  Euthelyconychia vexans (Curran, 1925) -- valid
  Euthelyconychia xylota (Curran, 1927) -- valid
  Euthera Loew, 1866 -- valid
  Euthera bicolor Coquillett, 1902 -- valid
  Euthera setifacies Brooks, 1945 -- valid
  Euthera tentatrix Loew, 1866 -- valid
  Eutheresia Townsend, 1911 -- invalid
  Eutheresia Townsend, 1912 -- invalid
  Eutheresia interrupta Curran, 1929 -- invalid
  Eutheresia monohammi Townsend, 1912 -- invalid
  Eutheresia montana West, 1924 -- invalid
  Eutheresia satisfacta West, 1925 -- invalid
  Eutheresia sibleyi West, 1925 -- invalid
  Eutheresia trivittata Curran, 1929 -- invalid
  Eutherini -- valid
  Euthyprosopa Townsend, 1892 -- invalid
  Euthyprosopa petiolata Townsend, 1892 -- invalid
  Eutricogena Townsend, 1915 -- invalid
  Eutricogena polita Brooks, 1945 -- invalid
  Eutritochaeta Townsend, 1919 -- invalid
  Eutritochaeta carpocapsae Townsend, 1919 -- invalid
  Eutrixa Coquillett, 1897 -- valid
  Eutrixa exilis (Coquillett, 1895) -- valid
  Eutrixa laxifrons Reinhard, 1962 -- valid
  Euzelia Townsend, 1915 -- invalid
  Euzenillia Townsend, 1911 -- invalid
  Euzenillia aurea Townsend, 1911 -- invalid
  Euzenilliopsis Townsend, 1916 -- invalid
  Euzenilliopsis diatraeae Townsend, 1916 -- invalid
  Evanalia Strickland, 1941 -- invalid
  Evanalia medicinensis Strickland, 1941 -- invalid
  Evibrissa americana Bigot, 1889 -- invalid
  Evidomyia Reinhard, 1958 -- valid
  Evidomyia infida Reinhard, 1958 -- valid
  Exopalpus pompalis Reinhard, 1941 -- invalid
  Exorista Meigen, 1803 -- valid
  Exorista (Adenia) Robineau-Desvoidy, 1863 -- valid
  Exorista (Exorista) Meigen, 1803 -- valid
  Exorista aerata Coquillett, 1897 -- invalid
  Exorista amplexa Coquillett, 1897 -- invalid
  Exorista angustata Wulp, 1890 -- invalid
  Exorista blanda proserpina Williston, 1889 -- invalid
  Exorista blandita Coquillett, 1897 -- invalid
  Exorista boarmiae Coquillett, 1897 -- invalid
  Exorista caesar Aldrich, 1916 -- invalid
  Exorista cecropia Riley, 1870 -- invalid
  Exorista ceratomiae Coquillett, 1897 -- invalid
  Exorista chrysophani Townsend, 1891 -- invalid
  Exorista ciliata Townsend, 1891 -- invalid
  Exorista curriei Coquillett, 1897 -- invalid
  Exorista datanae Townsend, 1892 -- invalid
  Exorista dorsalis Coquillett, 1898 -- invalid
  Exorista dydas (Walker, 1849) -- valid
  Exorista eudryae Townsend, 1892 -- invalid
  Exorista flavicauda Riley, 1870 -- invalid
  Exorista fronto Coquillett, 1897 -- invalid
  Exorista helvina Coquillett, 1897 -- invalid
  Exorista hypenae Coquillett in Howard, 1897 -- invalid
  Exorista isae Coquillett, 1897 -- invalid
  Exorista lagoae Townsend, 1891 -- invalid
  Exorista larvarum (Linnaeus, 1758) -- valid
  Exorista lobeliae Coquillett, 1897 -- invalid
  Exorista loxostegeae Reinhard, 1922 -- invalid
  Exorista mella (Walker, 1849) -- valid
  Exorista mimula (Meigen, 1824) -- valid
  Exorista nigripalpis Townsend, 1896 -- invalid
  Exorista ochracea Wulp, 1890 -- invalid
  Exorista parva Coquillett, 1897 -- invalid
  Exorista petiolata Coquillett, 1897 -- invalid
  Exorista platysamiae Townsend, 1892 -- invalid
  Exorista polita Coquillett, 1897 -- invalid
  Exorista rufipalpis Bigot, 1889 -- invalid
  Exorista scudderi Williston, 1889 -- invalid
  Exorista setinervis Coquillett, 1910 -- invalid
  Exorista spinipennis Coquillett, 1897 -- invalid
  Exorista thula Wood, 2002 -- valid
  Exorista trisetosa Coquillett, 1902 -- invalid
  Exorista trudis (Reinhard, 1951) -- valid
  Exoristinae -- valid
  Exoristini -- valid
  Exoristoides Coquillett, 1897 -- valid
  Exoristoides blattarius O'Hara, 2002 -- valid
  Exoristoides harringtoni Coquillett, 1902 -- invalid
  Exoristoides harrisi Reinhard, 1935 -- invalid
  Exoristoides johnsoni Coquillett, 1897 -- valid
  Exoristoides sabroskyi O'Hara, 2002 -- valid
  Exoristoides slossonae Coquillett, 1897 -- invalid
  Fabricia Latreille, 1829 -- invalid
  Fabricia Robineau-Desvoidy, 1830 -- invalid
  Fabricia Meigen, 1838 -- invalid
  Fabriciella Bezzi, 1906 -- invalid
  Fabriciella actinosa Reinhard, 1938 -- invalid
  Fabriciella acuminata Tothill, 1924 -- invalid
  Fabriciella ampliforceps Rowe, 1931 -- invalid
  Fabriciella argentea Rowe, 1931 -- invalid
  Fabriciella brevirostris Tothill, 1924 -- invalid
  Fabriciella canadensis Tothill, 1924 -- invalid
  Fabriciella compressa Tothill, 1924 -- invalid
  Fabriciella cordiforceps Rowe, 1931 -- invalid
  Fabriciella egula Reinhard, 1938 -- invalid
  Fabriciella emarginata Tothill, 1924 -- invalid
  Fabriciella eurekana Reinhard, 1942 -- invalid
  Fabriciella evanida Reinhard, 1953 -- invalid
  Fabriciella hispida Tothill, 1924 -- invalid
  Fabriciella intermedia Reinhard, 1942 -- invalid
  Fabriciella invelata Reinhard, 1953 -- invalid
  Fabriciella latianulum Tothill, 1924 -- invalid
  Fabriciella latifacies Tothill, 1924 -- invalid
  Fabriciella latiforceps Tothill, 1924 -- invalid
  Fabriciella latifrons Tothill, 1924 -- invalid
  Fabriciella latigena Tothill, 1924 -- invalid
  Fabriciella longiunguis Tothill, 1924 -- invalid
  Fabriciella lutzi Curran, 1925 -- invalid
  Fabriciella margella Reinhard, 1942 -- invalid
  Fabriciella nigella Reinhard, 1938 -- invalid
  Fabriciella nivalis Tothill, 1924 -- invalid
  Fabriciella orbitalis Reinhard, 1942 -- invalid
  Fabriciella pictilis Reinhard, 1942 -- invalid
  Fabriciella pilosa Tothill, 1924 -- invalid
  Fabriciella planiforceps Tothill, 1924 -- invalid
  Fabriciella plumasana Reinhard, 1953 -- invalid
  Fabriciella rostrata Tothill, 1924 -- invalid
  Fabriciella spineiventer Tothill, 1924 -- invalid
  Fabriciella spinosa Tothill, 1924 -- invalid
  Fabriciella tahoensis Reinhard, 1938 -- invalid
  Fabriciodes Townsend, 1916 -- invalid
  Fabriciodes montana Townsend, 1916 -- invalid
  Fallenia Meigen, 1838 -- invalid
  Freraea Robineau-Desvoidy, 1830 -- valid
  Freraea montana (Coquillett, 1897) -- valid
  Freraeini -- valid
  Frontina acroglossoides Townsend, 1891 -- invalid
  Frontina ferruginea Reinhard, 1924 -- invalid
  Frontina malacosomae Curran, 1925 -- invalid
  Frontina setipes Coquillett, 1902 -- invalid
  Frontina sordida Curran, 1926 -- invalid
  Frontina spectabilis Aldrich, 1916 -- invalid
  Frontiniella Townsend, 1918 -- valid
  Frontiniella apache O'Hara, 1993 -- valid
  Frontiniella ethniae (Brooks, 1945) -- valid
  Frontiniella festinans (Aldrich and Webber, 1924) -- valid
  Frontiniella incarcerata O'Hara, 1993 -- valid
  Frontiniella jorgenseni O'Hara, 1993 -- valid
  Frontiniella mitis (Curran, 1930) -- valid
  Frontiniella parancilla Townsend, 1918 -- valid
  Frontiniella regilla (Reinhard, 1959) -- valid
  Frontiniella spectabilis (Aldrich, 1916) -- valid
  Frontiniella surstylata O'Hara, 1993 -- valid
  Frontinogaedia Townsend, 1926 -- invalid
  Fuscigonia Brooks, 1944 -- invalid
  Gaediophana Brauer and Bergenstamm, 1893 -- invalid
  Gaediopsis Brauer and Bergenstamm, 1891 -- valid
  Gaediopsis cockerellii Coquillett, 1902 -- invalid
  Gaediopsis facialis Coquillett, 1902 -- invalid
  Gaediopsis flavipes Coquillett, 1895 -- valid
  Gaediopsis lugubris (Wulp, 1890) -- valid
  Gaediopsis mexicana Brauer and Bergenstamm, 1891 -- valid
  Gaediopsis monticola Townsend, 1898 -- invalid
  Gaediopsis ocellaris Coquillett, 1902 -- valid
  Gaediopsis organensis (Townsend, 1908) -- valid
  Gaediopsis rubentis (Reinhard, 1961) -- valid
  Gaediopsis setosa Coquillett, 1897 -- valid
  Gaediopsis sierricola (Townsend, 1908) -- valid
  Gaediopsis vinnula (Reinhard, 1961) -- valid
  Galactomyia Townsend, 1908 -- invalid
  Genea Rondani, 1850 -- valid
  Genea (Genea) Rondani, 1850 -- valid
  Genea (Siphoclytia) Townsend, 1892 -- valid
  Genea aurea James, 1947 -- valid
  Genea brevirostris (James, 1947) -- valid
  Genea cinerea (James, 1947) -- valid
  Genea pavonacea (Reinhard, 1939) -- valid
  Genea robertsonii (Townsend, 1892) -- valid
  Genea tenera (Wiedemann, 1830) -- valid
  Genea texensis (Townsend, 1916) -- valid
  Germaria Robineau-Desvoidy, 1830 -- valid
  Germaria angustata (Zetterstedt, 1844) -- valid
  Germariini -- valid
  Gibsonomyia Curran, 1925 -- invalid
  Gibsonomyia nigricosta Curran, 1925 -- invalid
  Gilvella Mesnil, 1960 -- invalid
  Ginglimyia bicolor Curran, 1923 -- invalid
  Ginglychaeta Aldrich, 1926 -- invalid
  Ginglychaeta seriata Aldrich, 1926 -- invalid
  Ginglymia Townsend, 1892 -- valid
  Ginglymia acrirostris Townsend, 1892 -- valid
  Ginglymia johnsoni (Coquillett, 1895) -- valid
  Gnadochaeta Macquart, 1851 -- valid
  Gnadochaeta clistoides (Townsend, 1891) -- valid
  Gnadochaeta crudelis (Wiedemann, 1830) -- valid
  Gnadochaeta fulvicornis (Zetterstedt, 1849) -- valid
  Gnadochaeta globosa (Townsend, 1892) -- valid
  Gnadochaeta harpi (Reinhard, 1974) -- valid
  Gnadochaeta lasia (Reinhard, 1959) -- valid
  Gnadochaeta mesensis (Townsend, 1915) -- valid
  Gnadochaeta metallica (Townsend, 1891) -- valid
  Gnadochaeta morinioides (Townsend, 1919) -- valid
  Gnadochaeta neomexicana (Townsend, 1915) -- valid
  Gnadochaeta nigrifrons (Townsend, 1892) -- valid
  Gnadochaeta oregonensis (Townsend, 1915) -- valid
  Gnadochaeta puncticeps (Zetterstedt, 1859) -- valid
  Gnadochaeta robusta (Coquillett, 1897) -- valid
  Gnadochaeta ruficornis (Townsend, 1892) -- valid
  Gnadochaeta setigera (Townsend, 1908) -- valid
  Gnadochaeta sigilla (Reinhard, 1959) -- valid
  Gnadochoeta Macquart, 1851 -- invalid
  Goliathocera Townsend, 1915 -- invalid
  Gonia Meigen, 1803 -- valid
  Gonia albagenae Morrison, 1940 -- valid
  Gonia albifrons Walker, 1849 -- invalid
  Gonia aldrichi Tothill, 1924 -- valid
  Gonia angustata Zetterstedt, 1844 -- invalid
  Gonia aturgida Brooks, 1944 -- valid
  Gonia basalis Harris, 1835 -- invalid
  Gonia breviforceps Tothill, 1924 -- valid
  Gonia brevipulvilli Tothill, 1924 -- valid
  Gonia carinata Tothill, 1924 -- valid
  Gonia chilonis Walker, 1849 -- valid
  Gonia contumax Brooks, 1944 -- valid
  Gonia crassicornis (Fabricius, 1794) -- valid
  Gonia discalis Morrison, 1940 -- invalid
  Gonia distincta Smith, 1915 -- valid
  Gonia exul Williston, 1887 -- invalid
  Gonia fissiforceps Tothill, 1924 -- invalid
  Gonia flaviceps Zetterstedt, 1838 -- invalid
  Gonia frontosa Say, 1829 -- valid
  Gonia fuscicollis Tothill, 1924 -- valid
  Gonia grandipulvilli Morrison, 1940 -- invalid
  Gonia longiforceps Tothill, 1924 -- valid
  Gonia longipulvilli Tothill, 1924 -- valid
  Gonia nigra (Brooks, 1944) -- valid
  Gonia occidentalis Brooks, 1944 -- valid
  Gonia philadelphica Macquart, 1844 -- invalid
  Gonia pilosa Brooks, 1944 -- valid
  Gonia porca Williston, 1887 -- valid
  Gonia reinhardi Brooks, 1944 -- valid
  Gonia robusta Brooks, 1944 -- valid
  Gonia sagax Townsend, 1892 -- valid
  Gonia senilis Williston, 1887 -- valid
  Gonia sequax Williston, 1887 -- valid
  Gonia setifacies (Brooks, 1944) -- valid
  Gonia setigera Tothill, 1924 -- valid
  Gonia smithi Brooks, 1944 -- valid
  Gonia tarda Harris, 1835 -- invalid
  Gonia tenuiforceps Morrison, 1940 -- invalid
  Gonia texensis Reinhard, 1924 -- invalid
  Gonia turgida Coquillett, 1897 -- valid
  Gonia vertebrata Harris, 1835 -- invalid
  Gonia yukonensis Tothill, 1924 -- invalid
  Goniini -- valid
  Goniocera Brauer and Bergenstamm, 1891 -- valid
  Goniocera io (Aldrich, 1929) -- valid
  Goniochaeta Townsend, 1891 -- valid
  Goniochaeta fuscibasis Aldrich, 1926 -- valid
  Goniochaeta plagioides Townsend, 1891 -- valid
  Goniocnephalia Townsend, 1915 -- invalid
  Goniocnephalia melanica Townsend, 1915 -- invalid
  Goniomima Townsend, 1908 -- invalid
  Graphogaster Rondani, 1868 -- valid
  Graphogaster alaskensis (Brooks, 1942) -- valid
  Graphogaster alberta (Curran, 1927) -- valid
  Graphogaster brunnea (Brooks, 1942) -- valid
  Graphogaster deceptor (Curran, 1927) -- valid
  Graphogaster fuscisquamis (Brooks, 1942) -- valid
  Graphogaster grandis (Brooks, 1942) -- valid
  Graphogaster macdunnoughi (Brooks, 1942) -- valid
  Graphogaster nuda (Brooks, 1942) -- valid
  Graphogaster orientalis (Brooks, 1942) -- valid
  Graphogaster pollinosa (Brooks, 1942) -- valid
  Graphogaster pseudonuda (Brooks, 1942) -- valid
  Graphogaster psilocorsiphaga (Brooks, 1942) -- valid
  Graphogaster slossonae (Townsend, 1916) -- valid
  Graphogastrini -- valid
  Gravenhorstia Robineau-Desvoidy, 1863 -- invalid
  Gremlinotrophus Reinhard, 1943 -- invalid
  Gremlinotrophus derisus Reinhard, 1943 -- invalid
  Grisdalemyia Curran, 1926 -- invalid
  Grisdalemyia aldrichi Curran, 1926 -- invalid
  Grisdalemyia bigelowi Curran, 1926 -- invalid
  Grisdalemyia setosa Reinhard, 1937 -- invalid
  Guerinia Robineau-Desvoidy, 1830 -- invalid
  Guerinia trudis Reinhard, 1951 -- invalid
  Gueriniopsis Reinhard, 1943 -- valid
  Gueriniopsis plausilis Reinhard, 1943 -- invalid
  Gueriniopsis setipes (Coquillett, 1902) -- valid
  Gymnocarcelia Townsend, 1919 -- invalid
  Gymnocarcelia ricinorum Townsend, 1919 -- invalid
  Gymnocarcelia tenuiforceps Reinhard, 1964 -- invalid
  Gymnochaeta alcedo Loew, 1869 -- invalid
  Gymnochaeta ruficornis Williston, 1886 -- invalid
  Gymnochaeta vivida Williston, 1886 -- invalid
  Gymnocheta Robineau-Desvoidy, 1830 -- valid
  Gymnocheta frontalis Brooks, 1945 -- valid
  Gymnocheta ruficornis Williston, 1886 -- valid
  Gymnocheta rufipalpis Brooks, 1945 -- valid
  Gymnocheta vivida Williston, 1886 -- valid
  Gymnoclytia Brauer and Bergenstamm, 1893 -- valid
  Gymnoclytia dubia (West, 1925) -- valid
  Gymnoclytia immaculata (Macquart, 1844) -- valid
  Gymnoclytia minuta Brooks, 1946 -- valid
  Gymnoclytia occidentale Townsend, 1908 -- invalid
  Gymnoclytia occidentalis Townsend, 1908 -- valid
  Gymnoclytia occidua (Walker, 1849) -- valid
  Gymnoclytia unicolor (Brooks, 1946) -- valid
  Gymnodexia bigelowi Curran, 1926 -- invalid
  Gymnodexia zonata Coquillett, 1895 -- invalid
  Gymnoerycia Townsend, 1916 -- invalid
  Gymnoerycia rubra Townsend, 1916 -- invalid
  Gymnogaster Townsend, 1926 -- invalid
  Gymnopalpus Townsend, 1919 -- invalid
  Gymnopareia americana Brauer and Bergenstamm in Coquillett, 1897 -- invalid
  Gymnophania montana Coquillett, 1897 -- invalid
  Gymnophryxe Villeneuve, 1922 -- valid
  Gymnophryxe claripennis (Reinhard, 1943) -- valid
  Gymnosoma Meigen, 1803 -- valid
  Gymnosoma amplifrons (Brooks, 1946) -- valid
  Gymnosoma canadense (Brooks, 1946) -- valid
  Gymnosoma dubia West, 1925 -- invalid
  Gymnosoma filiola Loew, 1872 -- valid
  Gymnosoma fuliginosa Robineau-Desvoidy, 1830 -- invalid
  Gymnosoma fuliginosum Robineau-Desvoidy, 1830 -- valid
  Gymnosoma latreillii Robineau-Desvoidy, 1830 -- invalid
  Gymnosoma occidentale Curran, 1927 -- valid
  Gymnosoma occidua Walker, 1849 -- invalid
  Gymnosoma par Walker, 1849 -- valid
  Gymnosomatini -- valid
  Heliodorus Reinhard, 1964 -- valid
  Heliodorus cochisensis Reinhard, 1964 -- valid
  Heliodorus vexillifer Reinhard, 1964 -- valid
  Helioplagia Townsend, 1934 -- invalid
  Hemisturmia Townsend, 1927 -- valid
  Hemisturmia parva (Bigot, 1889) -- valid
  Hemisturmia scissilis (Reinhard, 1962) -- valid
  Hemithrixion Brauer and Bergenstamm, 1891 -- invalid
  Hemithrixion oestriforme Brauer and Bergenstamm, 1891 -- invalid
  Hemyda Robineau-Desvoidy, 1830 -- valid
  Hemyda aurata Robineau-Desvoidy, 1830 -- valid
  Hemyda latipennis Curran, 1924 -- invalid
  Hesperodinera Townsend, 1919 -- invalid
  Hesperodinera cinerea Townsend, 1919 -- invalid
  Hesperomyia Brauer and Bergenstamm, 1889 -- valid
  Hesperomyia erythrocera Brauer and Bergenstamm, 1889 -- valid
  Hesperomyia petiolata (Townsend, 1919) -- valid
  Hesperophasia Townsend, 1915 -- invalid
  Hesperophasia aldrichi Curran, 1927 -- invalid
  Hesperophasia nigripennis Curran, 1927 -- invalid
  Hesperophasia pacifica Curran, 1927 -- invalid
  Hesperophasia setosa Townsend, 1915 -- invalid
  Hesperophasiopsis Townsend, 1915 -- invalid
  Hesperophasiopsis californica Townsend, 1915 -- invalid
  Heteropterina spinosula Bigot, 1889 -- invalid
  Himantostoma Loew, 1863 -- invalid
  Himantostoma sugens Loew, 1863 -- invalid
  Hinea Townsend, 1916 -- invalid
  Hineomyia Townsend, 1916 -- valid
  Hineomyia setigera (Coquillett, 1902) -- valid
  Histochaeta claripennis Reinhard, 1943 -- invalid
  Homalactia Townsend, 1915 -- valid
  Homalactia brimleyi Curran, 1926 -- invalid
  Homalactia facula Reinhard, 1959 -- invalid
  Homalactia harringtoni (Coquillett, 1902) -- valid
  Homodexia rufina Bigot, 1885 -- invalid
  Homoeonychia rapae Smith, 1917 -- invalid
  Houghia Coquillett, 1897 -- valid
  Houghia baccharis Reinhard, 1922 -- invalid
  Houghia coccidella (Townsend, 1909) -- valid
  Houghia nigripalpis Reinhard, 1967 -- valid
  Houghia setinervis (Coquillett, 1898) -- valid
  Houghia setipennis Coquillett, 1897 -- valid
  Houghia sternalis (Coquillett, 1897) -- valid
  Hubneria Robineau-Desvoidy, 1848 -- valid
  Hubneria estigmenensis (Sellers, 1943) -- valid
  Hubneria nigripalpis Robineau-Desvoidy, 1848 -- invalid
  Hyalomya Robineau-Desvoidy, 1830 -- invalid
  Hyalomya chilensis Macquart, 1851 -- invalid
  Hyalomya nigrens van der Wulp, 1892 -- invalid
  Hyalomyia aeneoventris Williston, 1886 -- invalid
  Hyalomyia aldrichii Townsend, 1891 -- invalid
  Hyalomyia celer Townsend, 1895 -- invalid
  Hyalomyia punctigera Townsend, 1891 -- invalid
  Hyalomyia purpurascens Townsend, 1891 -- invalid
  Hyalomyia robertsonii Townsend, 1891 -- invalid
  Hyalomyia triangulifera Loew, 1863 -- invalid
  Hyalomyiopsis Brooks, 1945 -- invalid
  Hyalomyiopsis robusta Brooks, 1945 -- invalid
  Hyalomyodes Townsend, 1893 -- invalid
  Hyalomyodes californicus Townsend, 1908 -- invalid
  Hyalomyodes dorsalis Coquillett, 1902 -- invalid
  Hyalomyodes robustus Townsend, 1908 -- invalid
  Hyalomyodes weedii Townsend, 1893 -- invalid
  Hyalurgus Brauer and Bergenstamm, 1893 -- valid
  Hyalurgus ater (Townsend, 1919) -- valid
  Hyalurgus clistoides (Townsend, 1915) -- valid
  Hylotomomyia Townsend, 1916 -- invalid
  Hylotomomyia buckelli Curran, 1926 -- invalid
  Hypenomyia Townsend, 1919 -- invalid
  Hypenomyia petiolata Townsend, 1919 -- invalid
  Hypenomyia rubidiapex Reinhard, 1942 -- invalid
  Hypenomyia subnitens Reinhard, 1942 -- invalid
  Hyperecteina Schiner, 1861 -- invalid
  Hyperecteina aestivalis West, 1925 -- invalid
  Hyperecteina aldrichi Mesnil, 1953 -- invalid
  Hyperecteina bishopi West, 1925 -- invalid
  Hyperecteina consternata West, 1925 -- invalid
  Hyperecteina duospinosa West, 1925 -- invalid
  Hyperecteina extricata West, 1925 -- invalid
  Hypertrophocera Townsend, 1891 -- valid
  Hypertrophocera parvipes Townsend, 1891 -- valid
  Hypertrophomma Townsend, 1915 -- valid
  Hypertrophomma opacum Townsend, 1915 -- valid
  Hyphantrophaga Townsend, 1892 -- valid
  Hyphantrophaga angustata (Wulp, 1890) -- valid
  Hyphantrophaga blanda (Osten Sacken, 1887) -- valid
  Hyphantrophaga blandita (Coquillett, 1897) -- valid
  Hyphantrophaga collina (Reinhard, 1944) -- valid
  Hyphantrophaga euchaetiae (Sellers, 1943) -- valid
  Hyphantrophaga hyphantriae (Townsend, 1891) -- valid
  Hyphantrophaga scolex (Reinhard, 1953) -- valid
  Hyphantrophaga sellersi (Sabrosky, 1983) -- valid
  Hyphantrophaga virilis (Aldrich and Webber, 1924) -- valid
  Hypochaeta eudryae Smith, 1916 -- invalid
  Hypochaeta townsendi Smith, 1916 -- invalid
  Hypostena aenea Coquillett, 1895 -- invalid
  Hypostena alberta Curran, 1925 -- invalid
  Hypostena barbata Coquillett, 1895 -- invalid
  Hypostena columbia Curran, 1925 -- invalid
  Hypostena degeerioides Coquillett, 1895 -- invalid
  Hypostena flaveola Coquillett, 1897 -- invalid
  Hypostena gilvipes Coquillett, 1897 -- invalid
  Hypostena imitator Curran, 1925 -- invalid
  Hypostena impatiens Curran, 1925 -- invalid
  Hypostena nitens Coquillett, 1897 -- invalid
  Hypostena ouelleti Curran, 1925 -- invalid
  Hypostena pusilla Coquillett, 1895 -- invalid
  Hypostena setinervis Coquillett, 1898 -- invalid
  Hypostena tothilli Curran, 1925 -- invalid
  Hypostena variabilis Coquillett, 1895 -- invalid
  Hypostena vexans Curran, 1925 -- invalid
  Hypovoria Villeneuve, 1913 -- valid
  Hypovoria cauta (Townsend, 1926) -- valid
  Hypovoria discalis (Brooks, 1945) -- valid
  Hyria Robineau-Desvoidy, 1863 -- invalid
  Hystrichodexia contristans Wulp, 1891 -- invalid
  Hystrichodexia roederi Williston, 1893 -- invalid
  Hystricia Macquart, 1844 -- valid
  Hystricia abrupta (Wiedemann, 1830) -- valid
  Hystricia aldrichi Townsend, 1892 -- invalid
  Hystricia cyaneiventris Wulp, 1885 -- invalid
  Hystricia fulvida Bigot, 1887 -- invalid
  Hystricia soror Williston, 1886 -- invalid
  Hystricia testaceiventris Wulp, 1892 -- valid
  Icelia Robineau-Desvoidy, 1830 -- valid
  Icelia triquetra (Olivier, 1812) -- valid
  Iceliini -- valid
  Ichneumonops Townsend, 1908 -- invalid
  Ichneumonops mirabilis Townsend, 1908 -- invalid
  Iconomedina Townsend, 1916 -- invalid
  Ictericophyto Townsend, 1916 -- invalid
  Ignotomyia Reinhard, 1961 -- invalid
  Ignotomyia cunina Reinhard, 1961 -- invalid
  Imaguncula Reinhard, 1958 -- invalid
  Imaguncula tabida Reinhard, 1958 -- invalid
  Imitomyia Townsend, 1912 -- valid
  Imitomyia sugens (Loew, 1863) -- valid
  Imitomyiini -- valid
  Impeccantia Reinhard, 1961 -- valid
  Impeccantia claterna Reinhard, 1961 -- valid
  Isidotus Reinhard, 1962 -- valid
  Isidotus incanus Reinhard, 1962 -- valid
  Isoglossa Coquillett, 1895 -- invalid
  Isoglossa hastata Coquillett, 1895 -- invalid
  Istocheta Rondani, 1859 -- valid
  Istocheta aldrichi (Mesnil, 1953) -- valid
  Jaynesleskia Townsend, 1934 -- invalid
  Jurinea echinata Thomson, 1869 -- invalid
  Jurinea fuscipennis Jaennicke, 1867 -- invalid
  Jurinea myrrhea Brauer and Bergenstamm, 1889 -- invalid
  Jurinella Brauer and Bergenstamm, 1889 -- valid
  Jurinella lutzi Curran, 1947 -- valid
  Jurinia Robineau-Desvoidy, 1830 -- valid
  Jurinia adusta Wulp, 1888 -- invalid
  Jurinia aterrima Robineau-Desvoidy, 1830 -- invalid
  Jurinia boscii Robineau-Desvoidy, 1830 -- invalid
  Jurinia hystricoides Williston, 1886 -- invalid
  Jurinia lateralis Macquart, 1844 -- invalid
  Jurinia leucostoma Robineau-Desvoidy, 1830 -- invalid
  Jurinia metallica Robineau-Desvoidy, 1830 -- invalid
  Jurinia nitida Wulp, 1882 -- invalid
  Jurinia pompalis (Reinhard, 1941) -- valid
  Jurinia smithi (Wulp, 1890) -- valid
  Jurinia virginiensis Macquart, 1851 -- invalid
  Juriniopsis Townsend, 1916 -- valid
  Juriniopsis adusta (Wulp, 1888) -- valid
  Juriniopsis aurifrons Brooks, 1949 -- valid
  Juriniopsis floridensis Townsend, 1916 -- valid
  Juriniopsis lampuris Reinhard, 1953 -- valid
  Kirbya Robineau-Desvoidy, 1830 -- valid
  Kirbya (Coleophasia) Townsend, 1931 -- valid
  Kirbya (Hesperophasia) Townsend, 1915 -- valid
  Kirbya (Hesperophasiopsis) Townsend, 1915 -- valid
  Kirbya (Kirbya) Robineau-Desvoidy, 1830 -- valid
  Kirbya aldrichi (Curran, 1927) -- valid
  Kirbya californica (Townsend, 1915) -- valid
  Kirbya nigripennis (Curran, 1927) -- valid
  Kirbya pacifica (Curran, 1927) -- valid
  Kirbya setosa (Townsend, 1915) -- valid
  Knabia Townsend, 1915 -- invalid
  Knabia hirsuta Townsend, 1915 -- invalid
  Lachnomma Townsend, 1892 -- invalid
  Lachnomma magnicornis Townsend, 1892 -- invalid
  Larvaevora Meigen, 1800 -- invalid
  Larvaevoropsis Townsend, 1916 -- invalid
  Larvaevoropsis orientalis Townsend, 1916 -- invalid
  Lasionalia Curran, 1934 -- invalid
  Lasionalia cinerea Curran, 1934 -- invalid
  Lasioneura Coquillett, 1895 -- invalid
  Lasioneura johnsoni Coquillett, 1895 -- invalid
  Lasioneura palloris Coquillett, 1895 -- invalid
  Latreillia Robineau-Desvoidy, 1830 -- invalid
  Latreillia unifasciata Robineau-Desvoidy, 1830 -- invalid
  Latreillimyia Townsend, 1908 -- invalid
  Laximasicera Curran, 1927 -- invalid
  Laximasicera sexualis Curran, 1927 -- invalid
  Leptoda Wulp, 1885 -- invalid
  Leschenaultia Robineau-Desvoidy, 1830 -- valid
  Leschenaultia adusta (Loew, 1872) -- valid
  Leschenaultia americana (Brauer and Bergenstamm, 1893) -- valid
  Leschenaultia bicolor (Macquart, 1846) -- valid
  Leschenaultia exul (Townsend, 1892) -- valid
  Leschenaultia fulvipes (Bigot, 1887) -- valid
  Leschenaultia grossa Brooks, 1947 -- valid
  Leschenaultia halisidotae Brooks, 1947 -- valid
  Leschenaultia hospita Reinhard, 1952 -- valid
  Leschenaultia macquarti Toma and Guimarães, 2002 -- valid
  Leschenaultia reinhardi Toma and Guimarães, 2002 -- valid
  Leschenaultia sabroskyi Toma and Guimarães, 2002 -- valid
  Leschenaultia schineri Toma and Guimarães, 2002 -- valid
  Leskia Robineau-Desvoidy, 1830 -- valid
  Leskia depilis (Coquillett, 1895) -- valid
  Leskia occidentalis (Coquillett, 1895) -- valid
  Leskia similis (Townsend, 1916) -- valid
  Leskiella James, 1947 -- invalid
  Leskiella brevirostris James, 1947 -- invalid
  Leskiini -- valid
  Leskiomima Brauer and Bergenstamm, 1891 -- invalid
  Leskiomima cinerea James, 1947 -- invalid
  Leskiopalpus Townsend, 1916 -- invalid
  Leskiopalpus calidus Townsend, 1916 -- invalid
  Leskiopsis Townsend, 1916 -- valid
  Leskiopsis thecata (Coquillett, 1895) -- valid
  Lespesia Robineau-Desvoidy, 1863 -- valid
  Lespesia aletiae (Riley, 1879) -- valid
  Lespesia anisotae (Webber, 1930) -- valid
  Lespesia archippivora (Riley, 1871) -- valid
  Lespesia callosamiae Beneway, 1963 -- valid
  Lespesia cuculliae (Webber, 1930) -- valid
  Lespesia datanarum (Townsend, 1892) -- valid
  Lespesia euchaetiae (Webber, 1930) -- valid
  Lespesia fasciagaster Beneway, 1963 -- valid
  Lespesia ferruginea (Reinhard, 1924) -- valid
  Lespesia flavifrons Beneway, 1963 -- valid
  Lespesia frenchii (Williston, 1889) -- valid
  Lespesia halisidotae (Aldrich and Webber, 1924) -- valid
  Lespesia laniiferae (Webber, 1930) -- valid
  Lespesia marginalis (Aldrich and Webber, 1924) -- valid
  Lespesia melalophae (Allen, 1926) -- valid
  Lespesia parva Beneway, 1963 -- valid
  Lespesia parviteres (Aldrich and Webber, 1924) -- valid
  Lespesia pholi (Webber, 1930) -- valid
  Lespesia pilatei (Coquillett, 1897) -- valid
  Lespesia rileyi (Williston, 1889) -- valid
  Lespesia rubra (Townsend, 1916) -- valid
  Lespesia rubripes Sabrosky, 1980 -- valid
  Lespesia sabroskyi Beneway, 1963 -- valid
  Lespesia samiae (Webber, 1930) -- valid
  Lespesia schizurae (Townsend, 1891) -- valid
  Lespesia stonei Sabrosky, 1977 -- valid
  Lespesia testacea (Webber, 1930) -- valid
  Lespesia texana (Webber, 1930) -- valid
  Lespesia westonia (Webber, 1930) -- valid
  Leucostoma Meigen, 1803 -- valid
  Leucostoma acirostre Reinhard, 1956 -- valid
  Leucostoma aterrimum (Villers, 1789) -- valid
  Leucostoma atra Townsend, 1891 -- invalid
  Leucostoma dapsile (Reinhard, 1956) -- valid
  Leucostoma effrenatum Reinhard, 1956 -- valid
  Leucostoma gravipes Wulp, 1890 -- valid
  Leucostoma neomexicana Townsend, 1892 -- invalid
  Leucostoma perrarum Reinhard, 1956 -- valid
  Leucostoma politifrons Reinhard, 1974 -- valid
  Leucostoma simplex (Fallén, 1815) -- valid
  Leucostoma vapulare Reinhard, 1956 -- valid
  Leucostomatini -- valid
  Ligeria Robineau-Desvoidy, 1863 -- valid
  Ligeria latigena Wood, 1985 -- valid
  Linnaemya Robineau-Desvoidy, 1830 -- valid
  Linnaemya (Linnaemya) Robineau-Desvoidy, 1830 -- valid
  Linnaemya (Ophina) Robineau-Desvoidy, 1863 -- valid
  Linnaemya anthracina Thompson, 1911 -- valid
  Linnaemya comta (Fallén, 1810) -- valid
  Linnaemya distincta Robineau-Desvoidy, 1830 -- invalid
  Linnaemya glauca (Brooks, 1944) -- valid
  Linnaemya nigrescens Curran, 1925 -- valid
  Linnaemya tessellata (Brooks, 1944) -- valid
  Linnaemya varia Curran, 1925 -- valid
  Linnaemyia nigrescens Curran, 1925 -- invalid
  Linnaemyia varia Curran, 1925 -- invalid
  Lispidea Coquillett, 1895 -- invalid
  Lispidea palpigera Coquillett, 1895 -- invalid
  Lispideosoma Reinhard, 1943 -- invalid
  Lispideosoma flavipes Reinhard, 1943 -- invalid
  Lixophaga Townsend, 1908 -- valid
  Lixophaga alberta (Curran, 1925) -- valid
  Lixophaga diatraeae (Townsend, 1916) -- valid
  Lixophaga discalis (Coquillett, 1902) -- valid
  Lixophaga fasciata Curran, 1930 -- valid
  Lixophaga impatiens (Curran, 1925) -- valid
  Lixophaga jennei Aldrich, 1926 -- valid
  Lixophaga mediocris Aldrich, 1925 -- valid
  Lixophaga nigribasis Curran, 1930 -- invalid
  Lixophaga opaca Reinhard, 1945 -- valid
  Lixophaga orbitalis Aldrich, 1926 -- valid
  Lixophaga parva Townsend, 1908 -- valid
  Lixophaga plumbea Aldrich, 1925 -- valid
  Lixophaga retiniae (Coquillett, 1897) -- valid
  Lixophaga thoracica (Curran, 1930) -- valid
  Lixophaga triconis (Reinhard, 1955) -- valid
  Lixophaga unicolor (Smith, 1917) -- valid
  Lixophaga variabilis (Coquillett, 1895) -- valid
  Loewia Egger, 1856 -- valid
  Loewia foeda (Meigen, 1824) -- valid
  Loewia globosa Townsend, 1892 -- invalid
  Loewia nigrifrons Townsend, 1892 -- invalid
  Loewia ruficornis Townsend, 1892 -- invalid
  Loewiini -- valid
  Lophosia setigera Thomson, 1869 -- invalid
  Lophosiocera Townsend, 1916 -- invalid
  Lophosiocera curriei Townsend, 1916 -- invalid
  Lydella Robineau-Desvoidy, 1830 -- valid
  Lydella bigeminata Curran, 1927 -- invalid
  Lydella connecta Curran, 1925 -- invalid
  Lydella doryphorae Riley, 1869 -- invalid
  Lydella hyphantriae Tothill, 1922 -- invalid
  Lydella indita Walker, 1861 -- invalid
  Lydella laterale Curran, 1925 -- invalid
  Lydella lathami Curran, 1925 -- invalid
  Lydella minor Curran, 1925 -- invalid
  Lydella obscura Curran, 1925 -- invalid
  Lydella radicis (Townsend, 1916) -- valid
  Lydella stabulans intermedia Villeneuve, 1932 -- invalid
  Lydella thompsoni Herting, 1959 -- valid
  Lydellohoughia Townsend, 1927 -- invalid
  Lydina Robineau-Desvoidy, 1830 -- valid
  Lydina americana (Townsend, 1892) -- valid
  Lydina areos (Walker, 1849) -- valid
  Lypha Robineau-Desvoidy, 1830 -- valid
  Lypha arctica Sack, 1923 -- invalid
  Lypha cristiverpa O'Hara, 2002 -- valid
  Lypha frontalis Brooks, 1945 -- valid
  Lypha fumipennis Brooks, 1945 -- valid
  Lypha intermedia Brooks, 1945 -- invalid
  Lypha maculipennis Aldrich, 1926 -- invalid
  Lypha melobosis (Walker, 1849) -- valid
  Lypha parva Brooks, 1945 -- valid
  Lypha setifacies (West, 1925) -- valid
  Macquartia Robineau-Desvoidy, 1830 -- valid
  Macquartia albertana (Reinhard, 1945) -- valid
  Macquartia catskillensis (West, 1925) -- valid
  Macquartia erythrocera (Reinhard, 1945) -- valid
  Macquartia johnsoni Townsend, 1892 -- invalid
  Macquartia nigricornis (Reinhard, 1945) -- valid
  Macquartia obscura (Coquillett, 1902) -- valid
  Macquartia pegomyioides Richter and Wood, 1995 -- valid
  Macquartia plumbea Richter and Wood, 1995 -- valid
  Macquartiini -- valid
  Macromeigenia Brauer and Bergenstamm, 1891 -- invalid
  Macromeigenia owenii Reinhard, 1930 -- invalid
  Macromya Robineau-Desvoidy, 1830 -- valid
  Macromya crocata Reinhard, 1968 -- valid
  Mactomyia Reinhard, 1958 -- valid
  Mactomyia fracida Reinhard, 1958 -- valid
  Madremyia Townsend, 1916 -- valid
  Madremyia clausa (Villeneuve, 1937) -- valid
  Madremyia saundersii (Williston, 1889) -- valid
  Marshamia Robineau-Desvoidy, 1830 -- invalid
  Marshamia analis Robineau-Desvoidy, 1830 -- invalid
  Marshamia nigripes Robineau-Desvoidy, 1830 -- invalid
  Masicera arator Aldrich, 1925 -- invalid
  Masicera aurifrons Coquillett, 1897 -- invalid
  Masicera celer Coquillett, 1897 -- invalid
  Masicera chaetoneura Coquillett, 1897 -- invalid
  Masicera datanarum Townsend, 1892 -- invalid
  Masicera eucerata Bigot, 1889 -- invalid
  Masicera eufitchiae Townsend, 1892 -- invalid
  Masicera exilis Coquillett, 1897 -- invalid
  Masicera frenchii Williston, 1889 -- invalid
  Masicera incivica Walker, 1861 -- invalid
  Masicera nigrita Townsend, 1891 -- invalid
  Masicera pauciseta Coquillett, 1897 -- invalid
  Masicera picta Wulp, 1890 -- invalid
  Masicera polita Coquillett, 1902 -- invalid
  Masicera pulverea Coquillett, 1897 -- invalid
  Masicera rileyi Williston, 1889 -- invalid
  Masicera schizurae Townsend, 1891 -- invalid
  Masicera seticauda Reinhard, 1930 -- invalid
  Masicera sordicolor Townsend, 1891 -- invalid
  Masicera sphingivora Townsend, 1892 -- invalid
  Masicera tenthredinidarum Townsend, 1892 -- invalid
  Masicera unispinosa Reinhard, 1930 -- invalid
  Masiceropsis Townsend, 1916 -- invalid
  Masiphya Brauer and Bergenstamm, 1891 -- valid
  Masiphya aurigera Coquillett, 1895 -- invalid
  Masiphya confusa Aldrich, 1925 -- valid
  Masiphya confusa townsendi Aldrich, 1925 -- invalid
  Masiphya cunina (Reinhard, 1961) -- valid
  Masiphya floridana (Townsend, 1912) -- valid
  Masiphya irrisor (Reinhard, 1962) -- valid
  Masiphya townsendi Aldrich, 1925 -- valid
  Masiphyini -- valid
  Masiphyomyia Reinhard, 1944 -- invalid
  Masiphyomyia alearis Reinhard, 1944 -- invalid
  Masiphyomyia comosa Reinhard, 1944 -- invalid
  Masiphyomyia longicornis Reinhard, 1944 -- invalid
  Masiphyomyia paralis Reinhard, 1944 -- invalid
  Masistylum Brauer and Bergenstamm, 1893 -- valid
  Masistylum stenommatum Wood, 1974 -- valid
  Mauromyia Coquillett, 1897 -- valid
  Mauromyia brevis (Coquillett, 1902) -- valid
  Mauromyia finitina Reinhard, 1967 -- valid
  Mauromyia macrobrevis O'Hara, 2002 -- valid
  Mauromyia picticornis (Reinhard, 1967) -- valid
  Mauromyia pulla Coquillett, 1897 -- valid
  Medina Robineau-Desvoidy, 1830 -- valid
  Medina barbata (Coquillett, 1895) -- valid
  Medina ouelleti (Curran, 1925) -- valid
  Medina quinteri (Townsend, 1915) -- valid
  Medina spinosa (Coquillett, 1897) -- valid
  Megaeuloewia Townsend, 1919 -- invalid
  Megaeuloewia morinioides Townsend, 1919 -- invalid
  Megaparia Wulp, 1891 -- valid
  Megaparia flaveola Coquillett, 1902 -- invalid
  Megaparia opaca Coquillett, 1899 -- invalid
  Megaparia venosa Wulp, 1891 -- valid
  Megapariopsis Townsend, 1915 -- valid
  Megapariopsis opaca (Coquillett, 1899) -- valid
  Megaprosopini -- valid
  Megaprosopus Macquart, 1844 -- valid
  Megaprosopus michiganensis Townsend, 1892 -- invalid
  Megaprosopus regalis (Reinhard, 1964) -- valid
  Meigenia Robineau-Desvoidy, 1830 -- valid
  Meigenia hyphantriae Townsend, 1891 -- invalid
  Meigenia submissa (Aldrich and Webber, 1924) -- valid
  Meigenia websteri Townsend, 1891 -- invalid
  Meigeniella Coquillett, 1902 -- invalid
  Meigeniella hinei Coquillett, 1902 -- invalid
  Meigenielloides Townsend, 1919 -- valid
  Meigenielloides cinerea Townsend, 1919 -- invalid
  Meigenielloides cinereus Townsend, 1919 -- valid
  Melanophrys Williston, 1886 -- valid
  Melanophrys flavipennis Williston, 1886 -- valid
  Melanophrys insolita (Walker, 1853) -- valid
  Meledonus Aldrich, 1926 -- valid
  Meledonus albiceps Reinhard, 1956 -- valid
  Meledonus californicus (Coquillett, 1895) -- valid
  Meledonus latipennis Aldrich, 1926 -- valid
  Meledonus lindensis Reinhard, 1953 -- valid
  Meledonus lucinus (Reinhard, 1959) -- valid
  Meleterus Aldrich, 1926 -- valid
  Meleterus montanus Aldrich, 1926 -- valid
  Meleterus nuperus Reinhard, 1956 -- valid
  Melinocera Townsend, 1915 -- invalid
  Menetus Aldrich, 1926 -- valid
  Menetus macropogon (Bigot, 1889) -- valid
  Meriania chalybaea Coquillett, 1902 -- invalid
  Meriania septentrionalis Curran, 1930 -- invalid
  Mericia Robineau-Desvoidy, 1830 -- invalid
  Mericia alberta Curran, 1924 -- invalid
  Mericia campestris Curran, 1924 -- invalid
  Mericia cobala Reinhard, 1953 -- invalid
  Mericia fasciventris Curran, 1924 -- invalid
  Mericia hamilla Reinhard, 1953 -- invalid
  Mericia manitoba Brooks, 1943 -- invalid
  Mericia occidentalis Brooks, 1943 -- invalid
  Mericia triangularis Curran, 1924 -- invalid
  Messiomyia Reinhard, 1955 -- invalid
  Messiomyia triconis Reinhard, 1955 -- invalid
  Metachaeta Coquillett, 1895 -- invalid
  Metachaeta atra Coquillett, 1895 -- invalid
  Metachaeta cinerosa Reinhard, 1923 -- invalid
  Metadexia Coquillett, 1899 -- invalid
  Metadexia flavipes Coquillett in Johnson, 1905 -- invalid
  Metadexia tricolor Coquillett, 1899 -- invalid
  Metadoria Brauer and Bergenstamm, 1893 -- invalid
  Metallicomintho Townsend, 1919 -- invalid
  Metallicomintho abdominalis Townsend, 1919 -- invalid
  Metamyia Arnaud, 1963 -- invalid
  Metamyia auranticauda Arnaud, 1963 -- invalid
  Metamyia dichoceroides Arnaud, 1963 -- invalid
  Metaphyto Coquillett, 1897 -- invalid
  Metaphyto genalis Coquillett, 1897 -- invalid
  Metaplagia Coquillett, 1895 -- valid
  Metaplagia brevicornis Brooks, 1945 -- valid
  Metaplagia cordata (Reinhard, 1959) -- valid
  Metaplagia facialis (Reinhard, 1956) -- valid
  Metaplagia latifrons (Reinhard, 1956) -- valid
  Metaplagia occidentalis Coquillett, 1895 -- valid
  Metaplagia orientalis (Townsend, 1915) -- valid
  Metatachina Townsend, 1919 -- invalid
  Metatachina mellifrons Townsend, 1919 -- invalid
  Metavoria Townsend, 1915 -- invalid
  Metavoria facialis Reinhard, 1956 -- invalid
  Metavoria latifrons Reinhard, 1956 -- invalid
  Metavoria orientalis Townsend, 1915 -- invalid
  Methypostena Townsend, 1908 -- invalid
  Metopiops Townsend, 1912 -- invalid
  Metopomuscopteryx Townsend, 1915 -- valid
  Metopomuscopteryx fatigantis Reinhard, 1958 -- valid
  Metopomuscopteryx incurata Reinhard, 1958 -- valid
  Metopomuscopteryx tibialis (Coquillett, 1902) -- valid
  Metopotachina Townsend, 1915 -- invalid
  Miamimyia Townsend, 1916 -- valid
  Miamimyia cincta Townsend, 1916 -- valid
  Microchaetina Wulp, 1891 -- valid
  Microchaetina cinerea Wulp, 1891 -- valid
  Microchaetina mexicana (Townsend, 1892) -- valid
  Microchaetina petiolata (Townsend, 1919) -- valid
  Microchaetina rubidiapex (Reinhard, 1942) -- valid
  Microchaetina setifacies Reinhard, 1942 -- invalid
  Microchaetina sinuata (Townsend, 1919) -- valid
  Microchaetina subnitens (Reinhard, 1942) -- valid
  Microchaetina teleta Reinhard, 1962 -- valid
  Microchaetina valida (Townsend, 1892) -- valid
  Micromintho Townsend, 1919 -- invalid
  Micromintho melania Townsend, 1919 -- invalid
  Micronychia Brauer and Bergenstamm, 1889 -- valid
  Micronychia invasor (Reinhard, 1962) -- valid
  Micronychia maculipennis (Aldrich, 1926) -- valid
  Micronychia woodi O'Hara, 2002 -- valid
  Micropalpus albomaculatus Jaennicke, 1867 -- invalid
  Micropalpus piceus Macquart, 1835 -- invalid
  Microphthalma Macquart, 1844 -- valid
  Microphthalma disjuncta (Wiedemann, 1824) -- valid
  Microphthalma michiganensis (Townsend, 1892) -- valid
  Microphthalma nigra Macquart, 1844 -- invalid
  Microphthalma obsoleta (Wulp, 1890) -- valid
  Microphthalma phyllophagae Curran, 1925 -- invalid
  Microphthalma pruinosa Coquillett, 1902 -- invalid
  Microphthalma ruficeps Aldrich, 1926 -- valid
  Microsciasma Townsend, 1915 -- invalid
  Microsciasma minuta Townsend, 1915 -- invalid
  Microsillus Aldrich, 1926 -- invalid
  Milonius Reinhard, 1955 -- invalid
  Milonius scordalus Reinhard, 1955 -- invalid
  Miltogramma erythrocera Thomson, 1869 -- invalid
  Miltogramma trifasciata Say, 1829 -- invalid
  Mimologus Reinhard, 1955 -- invalid
  Mimologus effetus Reinhard, 1955 -- invalid
  Minella americana Reinhard, 1943 -- invalid
  Minthodexiopsis elegans Reinhard, 1964 -- invalid
  Minthoini -- valid
  Minthozelia Townsend, 1919 -- invalid
  Minthozelia argentosa Reinhard, 1946 -- invalid
  Minthozelia gracilis Reinhard, 1946 -- invalid
  Minthozelia metalis Reinhard, 1946 -- invalid
  Minthozelia mira Reinhard, 1946 -- invalid
  Minthozelia montana Townsend, 1919 -- invalid
  Minthozelia nitens Reinhard, 1946 -- invalid
  Minthozelia ruficauda Reinhard, 1946 -- invalid
  Mochlosoma Brauer and Bergenstamm, 1889 -- valid
  Mochlosoma duplare Reinhard, 1958 -- valid
  Mochlosoma illocale Reinhard, 1958 -- valid
  Mochlosoma indutile Reinhard, 1958 -- valid
  Mochlosoma mentitum Reinhard, 1964 -- invalid
  Mochlosoma opipare Reinhard, 1958 -- valid
  Mochlosoma validum Brauer and Bergenstamm, 1889 -- valid
  Morinia washingtoniana Bigot, 1889 -- invalid
  Murdockiana Townsend, 1916 -- invalid
  Musca aterrima Villers, 1789 -- invalid
  Musca bifasciata Fabricius, 1775 -- invalid
  Musca crassicornis Fabricius, 1794 -- invalid
  Musca geniculata De Geer, 1776 -- invalid
  Musca grisescens Fallén, 1817 -- invalid
  Musca larvarum Linnaeus, 1758 -- invalid
  Musca pennipes Fabricius, 1781 -- invalid
  Musca quadripustulata Fabricius, 1794 -- invalid
  Musca rutilans Fabricius, 1781 -- invalid
  Musca valida Wiedemann, 1830 -- invalid
  Muscopteryx Townsend, 1892 -- valid
  Muscopteryx chaetosula Townsend, 1892 -- valid
  Muscopteryx costalis (Coquillett, 1897) -- valid
  Muscopteryx evexa (Reinhard, 1964) -- valid
  Muscopteryx hiemalis Reinhard, 1944 -- valid
  Muscopteryx hilaris Reinhard, 1944 -- valid
  Muscopteryx hinei Reinhard, 1944 -- valid
  Muscopteryx longiseta Reinhard, 1944 -- valid
  Muscopteryx nitida Reinhard, 1944 -- valid
  Muscopteryx obscura Coquillett, 1902 -- invalid
  Muscopteryx parilis Reinhard, 1944 -- valid
  Muscopteryx petentis Reinhard, 1958 -- valid
  Muscopteryx tibialis Coquillett, 1902 -- invalid
  Myatelemus Reinhard, 1967 -- valid
  Myatelemus trossulus (Reinhard, 1967) -- valid
  Myiobia depile Coquillett, 1895 -- invalid
  Myiobia thecata Coquillett, 1895 -- invalid
  Myiocera amicabilis West, 1925 -- invalid
  Myiocera compacta West, 1925 -- invalid
  Myiocera isolata West, 1924 -- invalid
  Myiocera novaeangliae West, 1924 -- invalid
  Myiocera protrudens West, 1924 -- invalid
  Myioclonia Reinhard, 1945 -- invalid
  Myioclonia albertana Reinhard, 1945 -- invalid
  Myioclonia erythrocera Reinhard, 1945 -- invalid
  Myioclonia nigricornis Reinhard, 1945 -- invalid
  Myiopharus Brauer and Bergenstamm, 1889 -- valid
  Myiopharus aberrans (Townsend, 1916) -- valid
  Myiopharus americanus (Bigot, 1889) -- valid
  Myiopharus ancilla (Walker, 1853) -- valid
  Myiopharus canadensis Reinhard, 1945 -- valid
  Myiopharus dorsalis (Coquillett, 1898) -- valid
  Myiopharus doryphorae (Riley, 1869) -- valid
  Myiopharus floridensis (Townsend, 1892) -- valid
  Myiopharus infernalis (Townsend, 1919) -- valid
  Myiopharus levis (Aldrich and Webber, 1924) -- valid
  Myiopharus macellus (Reinhard, 1935) -- valid
  Myiopharus moestus (Wulp, 1890) -- valid
  Myiopharus securis Reinhard, 1945 -- valid
  Myiopharus sedulus (Reinhard, 1935) -- valid
  Myiopharus trifurca (Wulp, 1890) -- valid
  Myiophasia Brauer and Bergenstamm, 1891 -- invalid
  Myiophasia harpi Reinhard, 1974 -- invalid
  Myiophasia lasia Reinhard, 1959 -- invalid
  Myiophasia robusta Coquillett, 1897 -- invalid
  Myiophasia setigera Townsend, 1908 -- invalid
  Myiophasia setigera oregonensis Townsend, 1915 -- invalid
  Myiophasia sigilla Reinhard, 1959 -- invalid
  Myiophasiini -- valid
  Myobia gilensis Townsend, 1897 -- invalid
  Myobiopsis Townsend, 1916 -- invalid
  Myobiopsis similis Townsend, 1916 -- invalid
  Myocera bivittata Coquillett, 1902 -- invalid
  Myocera ruficornis Bigot, 1889 -- invalid
  Myocera tabanivora Hall, 1937 -- invalid
  Myoceropsis Townsend, 1915 -- invalid
  Myostoma nigriceps Bigot, 1889 -- invalid
  Myothyria vanderwulpi Townsend, 1892 -- invalid
  Myothyriopsis Townsend, 1919 -- valid
  Myothyriopsis picta (Wulp, 1890) -- valid
  Mystacella Wulp, 1890 -- valid
  Mystacella chrysoprocta (Wiedemann, 1830) -- valid
  Mystacella frioensis (Reinhard, 1922) -- valid
  Mystacella frontalis (Townsend, 1915) -- valid
  Mystacella lineata Wulp, 1890 -- invalid
  Mystacella lugubris Wulp, 1890 -- invalid
  Mystacomyia Giglio-Tos, 1893 -- valid
  Mystacomyia scordala (Reinhard, 1955) -- valid
  Myxexoristops Townsend, 1911 -- valid
  Myxexoristops fronto (Coquillett, 1897) -- valid
  Myxexoristops neurotomae (Sellers, 1943) -- valid
  Neadmontia Townsend, 1912 -- invalid
  Neaera Robineau-Desvoidy, 1830 -- valid
  Neaera leucoptera (Johnson, 1907) -- valid
  Neaera longicornis Coquillett, 1902 -- invalid
  Neaera mirabilis (Townsend, 1908) -- valid
  Neaera robertsonii (Townsend, 1892) -- valid
  Neaerini -- valid
  Neaporia Townsend, 1908 -- invalid
  Nearchus Reinhard, 1964 -- invalid
  Nearchus duplaris Reinhard, 1964 -- invalid
  Nearchus ningulus Reinhard, 1964 -- invalid
  Nemochaeta Wulp, 1888 -- invalid
  Nemoraea hyphantriae Townsend, 1893 -- invalid
  Nemoraea labis Coquillett, 1895 -- invalid
  Nemoraea nigricornis Townsend, 1893 -- invalid
  Nemoraea nigricornis Williston, 1908 -- invalid
  Nemoraea scutellata Robineau-Desvoidy, 1830 -- invalid
  Nemoraea setigera Coquillett, 1902 -- invalid
  Nemoraea smithi Wulp, 1890 -- invalid
  Nemoraeini -- valid
  Nemorilla Rondani, 1856 -- valid
  Nemorilla insolens Aldrich and Webber, 1924 -- valid
  Nemorilla parva (Coquillett, 1897) -- valid
  Nemorilla pyste (Walker, 1849) -- valid
  Nemosturmia Townsend, 1926 -- invalid
  Nemosturmia pilosa Townsend, 1926 -- invalid
  Neocelatoria Walton, 1914 -- invalid
  Neocelatoria ferox Walton, 1914 -- invalid
  Neocyptera Townsend, 1916 -- invalid
  Neodichocera Walton, 1914 -- invalid
  Neodichocera tridens Walton, 1914 -- invalid
  Neodionaea Townsend, 1916 -- invalid
  Neofischeria Townsend, 1908 -- invalid
  Neofischeria flava Townsend, 1908 -- invalid
  Neomintho Brauer and Bergenstamm, 1891 -- valid
  Neomintho celeris (Townsend, 1919) -- valid
  Neomintho curulis (Reinhard, 1943) -- valid
  Neonyctia Townsend, 1919 -- invalid
  Neonyctia ciliata Townsend, 1919 -- invalid
  Neopales noctuiformis Smith, 1915 -- invalid
  Neophorichaeta Smith, 1915 -- invalid
  Neophorichaeta johnsoni Smith, 1915 -- invalid
  Neophorocera Townsend, 1912 -- invalid
  Neopsalida Townsend, 1916 -- invalid
  Neopsalidopteryx Brooks, 1942 -- invalid
  Neosolieria Townsend, 1927 -- valid
  Neosolieria sila (Reinhard, 1958) -- valid
  Neoswaldia Mesnil, 1960 -- invalid
  Neothelaira Townsend, 1912 -- invalid
  Neothelaira dexina Townsend, 1912 -- invalid
  Neothelaira pusilla Reinhard, 1953 -- invalid
  Neotractocera Townsend, 1892 -- invalid
  Neotractocera anomala Townsend, 1892 -- invalid
  Neowinthemia Townsend, 1919 -- invalid
  Neowinthemia abdominalis Townsend, 1919 -- invalid
  Nephopteropsis Townsend, 1916 -- invalid
  Nephopteropsis erotema Reinhard, 1958 -- invalid
  Nicephorus Reinhard, 1944 -- valid
  Nicephorus floridensis Reinhard, 1944 -- valid
  Nigrilypha O'Hara, 2002 -- valid
  Nigrilypha gnoma O'Hara, 2002 -- valid
  Nigrobonellia Brooks, 1944 -- invalid
  Nilea Robineau-Desvoidy, 1863 -- valid
  Nilea carpocapsae (Townsend, 1919) -- valid
  Nilea dimmocki (Webber, 1930) -- valid
  Nilea disparis (Reinhard, 1959) -- valid
  Nilea erecta (Coquillett, 1902) -- valid
  Nilea lobeliae (Coquillett, 1897) -- valid
  Nilea mathesoni (Reinhard, 1937) -- valid
  Nilea noctuiformis (Smith, 1915) -- valid
  Nilea palesioidea (Robineau-Desvoidy, 1830) -- valid
  Nilea sternalis (Coquillett, 1902) -- valid
  Nilea unipilum (Aldrich and Webber, 1924) -- valid
  Nilea valens (Aldrich and Webber, 1924) -- valid
  Nilea victoria (Aldrich and Webber, 1924) -- valid
  Nimiocauda Reinhard, 1943 -- invalid
  Nimiocauda erilis Reinhard, 1943 -- invalid
  Nimioglossa Reinhard, 1945 -- valid
  Nimioglossa planicosta Reinhard, 1945 -- valid
  Nimioglossa ravida Reinhard, 1945 -- valid
  Nowickia Wachtl, 1894 -- invalid
  Obolocera Townsend, 1919 -- invalid
  Ochrocera Townsend, 1916 -- valid
  Ochrocera vaginalis Townsend, 1916 -- valid
  Ocyptera arcuata Say, 1829 -- invalid
  Ocyptera argentea Townsend, 1891 -- invalid
  Ocyptera atra Röder, 1885 -- invalid
  Ocyptera binotata Bigot, 1878 -- invalid
  Ocyptera binotata Bigot, 1875 -- invalid
  Ocyptera californica Bigot, 1875 -- invalid
  Ocyptera californica Bigot, 1878 -- invalid
  Ocyptera dosiades Walker, 1849 -- invalid
  Ocyptera euchenor Walker, 1849 -- invalid
  Ocyptera fumipennis Bigot, 1878 -- invalid
  Ocyptera fuscipennis Bigot, 1875 -- invalid
  Ocyptera galerucae Harris, 1835 -- invalid
  Ocyptera intermedia Meigen, 1824 -- invalid
  Ocyptera interrupta Meigen, 1824 -- invalid
  Ocyptera lateralis Harris, 1835 -- invalid
  Ocyptera litturata Olivier, 1811 -- invalid
  Ocyptera signatipennis Wulp, 1892 -- invalid
  Ocyptera simplex Fallén, 1815 -- invalid
  Ocyptera triquetra Olivier, 1812 -- invalid
  Ocyptera vulgaris Aldrich, 1926 -- invalid
  Ocypterodes Townsend, 1916 -- invalid
  Ocypterosoma Townsend, 1915 -- invalid
  Odontocyptera Townsend, 1915 -- invalid
  Odontocyptera nana Townsend, 1915 -- invalid
  Odontosoma Townsend, 1916 -- invalid
  Oedemasoma Townsend, 1908 -- invalid
  Oedemasoma nuda Townsend, 1908 -- invalid
  Oedematocera Townsend, 1916 -- invalid
  Oedematocera optata Reinhard, 1942 -- invalid
  Oedematopteryx Townsend, 1916 -- invalid
  Oestrophasia Brauer and Bergenstamm, 1889 -- valid
  Oestrophasia (Cenosoma) Wulp, 1890 -- valid
  Oestrophasia (Oestrophasia) Brauer and Bergenstamm, 1889 -- valid
  Oestrophasia calva Coquillett, 1902 -- valid
  Oestrophasia clausa Brauer and Bergenstamm, 1889 -- valid
  Oestrophasia sabroskyi (Guimarães, 1977) -- valid
  Oestrophasia setosa Coquillett, 1902 -- invalid
  Oestrophasia signifera (Wulp, 1890) -- valid
  Oestroplagia Townsend, 1919 -- invalid
  Oestroplagia petiolata Townsend, 1919 -- invalid
  Okanagania Townsend, 1915 -- invalid
  Okanagania hirta Townsend, 1915 -- invalid
  Okanagania setifrons Brooks, 1943 -- invalid
  Okea Townsend, 1916 -- invalid
  Olenochaeta Townsend, 1892 -- invalid
  Olenochaeta kansensis Townsend, 1892 -- invalid
  Omotoma Lioy, 1864 -- invalid
  Onychogonia Brauer and Bergenstamm, 1889 -- valid
  Onychogonia fissiforceps (Tothill, 1924) -- valid
  Onychogonia flaviceps (Zetterstedt, 1838) -- valid
  Onychogonia magna Brooks, 1944 -- valid
  Onychogonia melanica (Townsend, 1915) -- valid
  Onychogonia tenuiforceps (Morrison, 1940) -- valid
  Opesia Robineau-Desvoidy, 1863 -- valid
  Opesia americana (Bigot, 1889) -- valid
  Ophina Robineau-Desvoidy, 1863 -- invalid
  Oppia Robineau-Desvoidy, 1863 -- invalid
  Opsomeigenia Townsend, 1919 -- valid
  Opsomeigenia flavipalpis (Reinhard, 1934) -- valid
  Opsomeigenia pusilla (Coquillett, 1895) -- valid
  Opsotheresia Townsend, 1919 -- valid
  Opsotheresia bigelowi (Curran, 1926) -- valid
  Opsotheresia nigricornis Reinhard, 1939 -- invalid
  Opsotheresia obesa Townsend, 1919 -- valid
  Oraphasmophaga Reinhard, 1958 -- valid
  Oraphasmophaga pictipennis (Reinhard, 1935) -- valid
  Orasturmia Reinhard, 1947 -- valid
  Orasturmia vallicola Reinhard, 1947 -- valid
  Oreophyto Townsend, 1916 -- invalid
  Oreophyto ochreicornis Townsend, 1916 -- invalid
  Orestilla Reinhard, 1944 -- valid
  Orestilla primoris Reinhard, 1944 -- valid
  Organomyia Townsend, 1915 -- invalid
  Organomyia frontalis Townsend, 1915 -- invalid
  Ormia Robineau-Desvoidy, 1830 -- valid
  Ormia bilimekii (Brauer and Bergenstamm, 1889) -- valid
  Ormia brevicornis Townsend, 1919 -- valid
  Ormia brevicornis brevicornis Townsend, 1919 -- valid
  Ormia brevicornis nuttingi (Sabrosky, 1953) -- valid
  Ormia depleta (Wiedemann, 1830) -- valid
  Ormia dominicana Townsend, 1919 -- valid
  Ormia lineifrons Sabrosky, 1953 -- valid
  Ormia ochracea (Bigot, 1889) -- valid
  Ormia punctata Robineau-Desvoidy, 1830 -- valid
  Ormia reinhardi (Sabrosky, 1953) -- valid
  Ormiini -- valid
  Orphanotrophus Reinhard, 1943 -- invalid
  Orphanotrophus orbitalis Reinhard, 1943 -- invalid
  Orthosia Reinhard, 1944 -- invalid
  Orthosia montana Reinhard, 1944 -- invalid
  Orthosia palaga Reinhard, 1944 -- invalid
  Orthosimyia Reinhard, 1944 -- valid
  Orthosimyia montana (Reinhard, 1944) -- valid
  Orthosimyia palaga (Reinhard, 1944) -- valid
  Ostracophyto Townsend, 1915 -- valid
  Ostracophyto aristalis Townsend, 1915 -- valid
  Ostracophyto flavicaudalis O'Hara, 2002 -- valid
  Oswaldia Robineau-Desvoidy, 1863 -- valid
  Oswaldia albifacies (Townsend, 1908) -- valid
  Oswaldia anorbitalis (Brooks, 1945) -- valid
  Oswaldia assimilis (Townsend, 1919) -- valid
  Oswaldia aurifrons (Townsend, 1908) -- valid
  Oswaldia conica (Reinhard, 1934) -- valid
  Oswaldia minor (Curran, 1925) -- valid
  Oswaldia sartura (Reinhard, 1959) -- valid
  Oswaldia valida (Curran, 1927) -- valid
  Otomasicera Townsend, 1912 -- valid
  Otomasicera patella Townsend, 1912 -- valid
  Oxexorista Townsend, 1912 -- invalid
  Oxexorista thompsoni Townsend, 1915 -- invalid
  Oxydosphyria Townsend, 1926 -- invalid
  Oxydosphyria infernalis Townsend, 1926 -- invalid
  Oxynops Townsend, 1912 -- valid
  Oxynops anthracinus (Bigot, 1889) -- valid
  Oxynops robusta Reinhard, 1924 -- invalid
  Oxynops serratus Townsend, 1912 -- invalid
  Pacidianus Reinhard, 1943 -- invalid
  Pacidianus hirsutus Reinhard, 1943 -- invalid
  Pacidianus persimilis Reinhard, 1943 -- invalid
  Palexorista Townsend, 1921 -- invalid
  Palilogia Reinhard, 1964 -- invalid
  Palilogia necatrix Reinhard, 1964 -- invalid
  Pallasia amplifrons Brooks, 1946 -- invalid
  Palpexorista Townsend, 1926 -- invalid
  Palpexorista phoroceroides Townsend, 1926 -- invalid
  Palpostomatini -- valid
  Panacemyia Townsend, 1919 -- invalid
  Panacemyia pallipes Reinhard, 1953 -- invalid
  Panacemyia verticalis Reinhard, 1953 -- invalid
  Pantagathus Reinhard, 1935 -- invalid
  Pantagathus alogus Reinhard, 1935 -- invalid
  Pantagathus curulis Reinhard, 1943 -- invalid
  Panzeria Robineau-Desvoidy, 1830 -- valid
  Panzeria alberta (Curran, 1924) -- valid
  Panzeria aldrichi (Townsend, 1892) -- valid
  Panzeria ampelus (Walker, 1849) -- valid
  Panzeria arcuata (Tothill, 1921) -- valid
  Panzeria bicarina (Tothill, 1921) -- valid
  Panzeria campestris (Curran, 1924) -- valid
  Panzeria chalybaea (Coquillett, 1902) -- valid
  Panzeria cobala (Reinhard, 1953) -- valid
  Panzeria fasciventris (Curran, 1924) -- valid
  Panzeria fissicarina (Tothill, 1921) -- valid
  Panzeria flavicornis Brauer, 1898 -- valid
  Panzeria frontalis (Tothill, 1921) -- valid
  Panzeria genalis (Coquillett, 1897) -- valid
  Panzeria hamilla (Reinhard, 1953) -- valid
  Panzeria hirta (Townsend, 1915) -- valid
  Panzeria incisa (Tothill, 1921) -- valid
  Panzeria johnsoni (Tothill, 1921) -- valid
  Panzeria longicarina (Tothill, 1921) -- valid
  Panzeria manitoba (Brooks, 1943) -- valid
  Panzeria nigrocornea (Tothill, 1921) -- valid
  Panzeria nigropalpis (Tothill, 1921) -- valid
  Panzeria occidentalis (Brooks, 1943) -- valid
  Panzeria penitalis Coquillett, 1897 -- invalid
  Panzeria platycarina (Tothill, 1921) -- valid
  Panzeria setifrons (Brooks, 1943) -- valid
  Panzeria sulcocarina (Tothill, 1921) -- valid
  Panzeria triangularis (Curran, 1924) -- valid
  Panzeria vivida (Zetterstedt, 1838) -- valid
  Panzeriopsis Townsend, 1915 -- invalid
  Panzeriopsis curriei Townsend, 1915 -- invalid
  Parachaeta Coquillett, 1897 -- invalid
  Parachaeta fusca Townsend, 1916 -- invalid
  Paracraspedothrix Villeneuve, 1920 -- valid
  Paracraspedothrix angulicornis (Curran, 1930) -- valid
  Paradejeania Brauer and Bergenstamm, 1893 -- valid
  Paradejeania rutilioides (Jaennicke, 1867) -- valid
  Paradejeania rutilioides nigrescens Arnaud, 1951 -- valid
  Paradejeania rutilioides rutilioides (Jaennicke, 1867) -- valid
  Parademoticus Townsend, 1916 -- invalid
  Paradexodes Townsend, 1908 -- invalid
  Paradexodes albifacies Townsend, 1908 -- invalid
  Paradexodes aurifrons Townsend, 1908 -- invalid
  Paradidyma Brauer and Bergenstamm, 1891 -- valid
  Paradidyma affinis Reinhard, 1934 -- valid
  Paradidyma angusticornis (Townsend, 1892) -- valid
  Paradidyma apicalis Reinhard, 1934 -- valid
  Paradidyma aristalis Reinhard, 1934 -- valid
  Paradidyma bicincta (Reinhard, 1934) -- valid
  Paradidyma cinerescens Reinhard, 1934 -- valid
  Paradidyma conica (Townsend, 1891) -- valid
  Paradidyma crassiseta Reinhard, 1934 -- valid
  Paradidyma melania (Townsend, 1919) -- valid
  Paradidyma neglecta (West, 1925) -- valid
  Paradidyma neomexicana Reinhard, 1934 -- valid
  Paradidyma obliqua Reinhard, 1934 -- valid
  Paradidyma petiolata Reinhard, 1934 -- valid
  Paradidyma reinhardi Wood, 1998 -- valid
  Paradidyma retracta Reinhard, 1934 -- invalid
  Paradidyma setigera (Coquillett, 1904) -- valid
  Paradidyma singularis (Townsend, 1891) -- valid
  Paradionaea Townsend, 1916 -- invalid
  Paradmontia Coquillett, 1902 -- invalid
  Paradmontia brevis Coquillett, 1902 -- invalid
  Paradmontia picticornis Reinhard, 1967 -- invalid
  Parafischeria Townsend, 1908 -- invalid
  Parafrontina Brauer and Bergenstamm, 1893 -- invalid
  Parafrontina apicalis Brauer and Bergenstamm, 1893 -- invalid
  Paragermaria Townsend, 1909 -- invalid
  Paragermaria autumnalis Townsend, 1909 -- invalid
  Paralispe Brauer and Bergenstamm, 1891 -- invalid
  Paralispe aldrichi Curran, 1926 -- invalid
  Paralispidea Townsend, 1915 -- invalid
  Paralispidea aperta Reinhard, 1958 -- invalid
  Parameigenia Townsend, 1919 -- invalid
  Paramuscopteryx Townsend, 1915 -- invalid
  Paramuscopteryx genalis Townsend, 1915 -- invalid
  Paranaphora Townsend, 1908 -- invalid
  Paranaphora diademoides Townsend, 1908 -- invalid
  Paraphasia Townsend, 1915 -- invalid
  Paraphasia albipennis Brooks, 1945 -- invalid
  Paraphasia nigra Brooks, 1945 -- invalid
  Paraphasmophaga Townsend, 1915 -- valid
  Paraphasmophaga clavis Townsend, 1915 -- valid
  Paraphasmophaga dissita Reinhard, 1962 -- valid
  Paraphasmophaga pictipennis Reinhard, 1935 -- invalid
  Paraphorantha Townsend, 1915 -- invalid
  Paraphorantha auricaudata Brooks, 1945 -- invalid
  Paraphorantha pollinosa Brooks, 1945 -- invalid
  Paraphyto borealis Coquillett, 1900 -- invalid
  Paraphyto sarcophagina Coquillett, 1902 -- invalid
  Paraplagia cinerea Coquillett, 1895 -- invalid
  Paraplagia erucicola Coquillett, 1897 -- invalid
  Paraporia Townsend, 1912 -- invalid
  Parapsalida Townsend, 1916 -- invalid
  Pararchytas Brauer and Bergenstamm, 1895 -- valid
  Pararchytas apache Woodley, 1998 -- valid
  Pararchytas decisus (Walker, 1849) -- valid
  Pararchytas hammondi Brooks, 1945 -- valid
  Parasetigena Brauer and Bergenstamm, 1891 -- valid
  Parasetigena silvestris (Robineau-Desvoidy, 1863) -- valid
  Paratacta Reinhard, 1923 -- invalid
  Paratacta facialis Reinhard, 1923 -- invalid
  Paratheresia Townsend, 1915 -- invalid
  Parcipromus Reinhard, 1958 -- invalid
  Parcipromus silus Reinhard, 1958 -- invalid
  Parepalpus Coquillett, 1902 -- valid
  Parepalpus flavida Coquillett, 1902 -- invalid
  Parepalpus flavidus Coquillett, 1902 -- valid
  Parkeriellus Smith, 1916 -- invalid
  Parkeriellus flavipalpis Smith, 1916 -- invalid
  Patelloa Townsend, 1916 -- valid
  Patelloa facialis (Coquillett, 1897) -- valid
  Patelloa fuscimacula (Aldrich and Webber, 1924) -- valid
  Patelloa leucaniae (Coquillett, 1897) -- valid
  Patelloa meracanthae (Greene, 1921) -- valid
  Patelloa pachypyga (Aldrich and Webber, 1924) -- valid
  Patelloa pluriseriata (Aldrich and Webber, 1924) -- valid
  Patelloa reinhardi (Aldrich and Webber, 1924) -- valid
  Patelloa setifrons (Aldrich and Webber, 1924) -- valid
  Patelloa silvatica (Aldrich and Webber, 1924) -- valid
  Patelloa specularis (Aldrich and Webber, 1924) -- valid
  Pelatachina Meade, 1894 -- valid
  Pelatachina limata Coquillett, 1902 -- valid
  Pelatachina orillia Curran, 1927 -- valid
  Pelatachina pellucida Coquillett, 1897 -- valid
  Pelatachinini -- valid
  Peleteria Robineau-Desvoidy, 1830 -- valid
  Peleteria (Oxydosphyria) Townsend, 1926 -- valid
  Peleteria (Panzeriopsis) Townsend, 1915 -- valid
  Peleteria (Peleteria) Robineau-Desvoidy, 1830 -- valid
  Peleteria (Sphyrimyia) Bigot, 1883 -- valid
  Peleteria aclista Reinhard, 1956 -- valid
  Peleteria aenea (Staeger, 1849) -- valid
  Peleteria alberta Curran, 1925 -- valid
  Peleteria aldrichi Curran, 1925 -- valid
  Peleteria anaxias (Walker, 1849) -- valid
  Peleteria angulata Curran, 1925 -- valid
  Peleteria arctica Malloch, 1919 -- valid
  Peleteria biangulata Curran, 1925 -- valid
  Peleteria blanda Curran, 1925 -- valid
  Peleteria bryanti Curran, 1925 -- valid
  Peleteria campestre Curran, 1925 -- invalid
  Peleteria clara Curran, 1925 -- valid
  Peleteria compascua (Wulp, 1892) -- valid
  Peleteria confusa Curran, 1925 -- invalid
  Peleteria conjuncta Curran, 1925 -- valid
  Peleteria convexa Curran, 1925 -- valid
  Peleteria cornigera Curran, 1925 -- valid
  Peleteria cornuta Curran, 1925 -- valid
  Peleteria cornuticaudata Curran, 1925 -- valid
  Peleteria curriei (Townsend, 1915) -- valid
  Peleteria eronis Curran, 1925 -- invalid
  Peleteria flaviventris (Wulp, 1888) -- valid
  Peleteria haemorrhoa (Wulp, 1867) -- valid
  Peleteria hirta (Curtis, 1835) -- valid
  Peleteria incongrua (Reinhard, 1934) -- valid
  Peleteria incontesta Curran, 1926 -- valid
  Peleteria iterans (Walker, 1849) -- valid
  Peleteria malleola (Bigot, 1883) -- valid
  Peleteria mediana Reinhard, 1944 -- valid
  Peleteria neglecta (Townsend, 1897) -- valid
  Peleteria neglecta Curran, 1925 -- invalid
  Peleteria neotexensis Brooks, 1949 -- valid
  Peleteria obsoleta Curran, 1925 -- valid
  Peleteria phairi Curran, 1925 -- invalid
  Peleteria posticata Curran, 1925 -- valid
  Peleteria regalis Curran, 1925 -- valid
  Peleteria rubifrons (Bigot, 1887) -- valid
  Peleteria setosa Curran, 1925 -- valid
  Peleteria texensis Curran, 1925 -- valid
  Peleteria thomsoni (Williston, 1886) -- valid
  Peleteria torta Reinhard, 1943 -- valid
  Peleteria townsendi Curran, 1925 -- valid
  Peleteria trifasciata Curran, 1925 -- valid
  Peleteria valida Curran, 1925 -- valid
  Peleteriopsis Townsend, 1916 -- invalid
  Penthosia Wulp, 1892 -- valid
  Penthosia satanica (Bigot, 1889) -- valid
  Pericheta Rondani, 1859 -- invalid
  Periscepsia Gistel, 1848 -- valid
  Periscepsia (Periscepsia) Gistel, 1848 -- valid
  Periscepsia (Petinarctia) Villeneuve, 1928 -- valid
  Periscepsia (Ramonda) Robineau-Desvoidy, 1863 -- valid
  Periscepsia cinerosa (Coquillett, 1902) -- valid
  Periscepsia clesides (Walker, 1849) -- valid
  Periscepsia helymus (Walker, 1849) -- valid
  Periscepsia labradorensis (Brooks, 1945) -- valid
  Periscepsia laevigata (Wulp, 1890) -- valid
  Periscepsia polita (Brooks, 1945) -- valid
  Periscepsia rohweri (Townsend, 1915) -- valid
  Periscepsia stylata (Brauer and Bergenstamm, 1891) -- valid
  Peteina ontario Curran, 1926 -- invalid
  Peteina stylata Brauer and Bergenstamm, 1891 -- invalid
  Petia Coquillett, 1910 -- invalid
  Petia calva Coquillett, 1910 -- invalid
  Petinarctia Villeneuve, 1928 -- invalid
  Petinops labradorensis Brooks, 1945 -- invalid
  Phaenopsis Townsend, 1912 -- invalid
  Phaenopsis venusta Reinhard, 1946 -- invalid
  Phalacrophyto Townsend, 1915 -- valid
  Phalacrophyto sarcophagina (Coquillett, 1902) -- valid
  Phantasiomyia Townsend, 1915 -- valid
  Phantasiomyia atripes (Coquillett, 1897) -- valid
  Phantasiomyia gracilis Townsend, 1915 -- valid
  Phasia Latreille, 1804 -- valid
  Phasia aeneoventris (Williston, 1886) -- valid
  Phasia albipennis (Brooks, 1945) -- valid
  Phasia aldrichii (Townsend, 1891) -- valid
  Phasia atripennis Say, 1829 -- invalid
  Phasia aurulans Meigen, 1824 -- valid
  Phasia brevineura West, 1925 -- invalid
  Phasia cara West, 1925 -- invalid
  Phasia chilensis (Macquart, 1851) -- valid
  Phasia diversa (Coquillett, 1897) -- valid
  Phasia fenestrata (Bigot, 1889) -- valid
  Phasia furva West, 1925 -- invalid
  Phasia grandis (Coquillett, 1897) -- valid
  Phasia jugatoria Say, 1829 -- invalid
  Phasia nigrens (van der Wulp, 1892) -- valid
  Phasia phasiatrata Smith, 1915 -- invalid
  Phasia polita Brooks, 1945 -- invalid
  Phasia punctigera (Townsend, 1891) -- valid
  Phasia purpurascens (Townsend, 1891) -- valid
  Phasia robertsonii (Townsend, 1891) -- valid
  Phasia robusta (Brooks, 1945) -- valid
  Phasia subopaca (Coquillett, 1897) -- valid
  Phasiinae -- valid
  Phasiini -- valid
  Phasioclista Townsend, 1891 -- invalid
  Phasioclista metallica Townsend, 1891 -- invalid
  Phasiomyia Townsend, 1915 -- invalid
  Phasiomyia meliceris Reinhard, 1955 -- invalid
  Phasiops Coquillett, 1899 -- valid
  Phasiops flava Coquillett, 1899 -- invalid
  Phasiops flavus Coquillett, 1899 -- valid
  Phasiopsis Townsend, 1912 -- invalid
  Phasiopsis floridana Townsend, 1912 -- invalid
  Phasiopteryx Brauer and Bergenstamm, 1889 -- invalid
  Phasiopteryx bilimekii Brauer and Bergenstamm, 1889 -- invalid
  Phasiopteryx montana Townsend, 1912 -- invalid
  Phasiostoma Townsend, 1915 -- invalid
  Phasiostoma aristalis Townsend, 1915 -- invalid
  Phasmophaga Townsend, 1909 -- valid
  Phasmophaga americana (Coquillett, 1897) -- valid
  Phasmophaga antennalis Townsend, 1909 -- valid
  Phasmophaga floridensis (Greene, 1934) -- valid
  Phasmophaga meridionalis Townsend, 1909 -- valid
  Phebellia Robineau-Desvoidy, 1846 -- valid
  Phebellia cerurae (Sellers, 1943) -- valid
  Phebellia curriei (Coquillett, 1897) -- valid
  Phebellia epicydes (Walker, 1849) -- valid
  Phebellia erecta (Sellers, 1943) -- valid
  Phebellia helvina (Coquillett, 1897) -- valid
  Phebellia imitator (Sellers, 1943) -- valid
  Phebellia pheosiae (Sellers, 1943) -- valid
  Phebellia trichiosomae (Sellers, 1943) -- valid
  Philocalia Reinhard, 1939 -- invalid
  Philocalia tenuirostris Reinhard, 1939 -- invalid
  Phoeniciomyia Townsend, 1915 -- invalid
  Phoeniciomyia arizonica Townsend, 1915 -- invalid
  Phorantha Rondani, 1861 -- invalid
  Phorantha bridwelli Hine, 1902 -- invalid
  Phorantha calyptrata Coquillett, 1897 -- invalid
  Phorantha humeralis Robertson, 1901 -- invalid
  Phorantha pruinosa Robertson, 1901 -- invalid
  Phoranthella Townsend, 1938 -- invalid
  Phoranthella Brooks, 1945 -- invalid
  Phoranthella Townsend, 1915 -- invalid
  Phoranthella Townsend, 1936 -- invalid
  Phoranthella morrisoni Brooks, 1945 -- invalid
  Phoranthella morrisoni Townsend, 1936 -- invalid
  Phoranthella morrisoni Townsend, 1938 -- invalid
  Phoranthella morrisoni Townsend, 1915 -- invalid
  Phorichaeta cinerosa Coquillett, 1902 -- invalid
  Phoricheta Rondani, 1861 -- invalid
  Phorocera Robineau-Desvoidy, 1830 -- valid
  Phorocera (Phorocera) Robineau-Desvoidy, 1830 -- valid
  Phorocera (Pseudotachinomyia) Smith, 1917 -- valid
  Phorocera aequalis (Reinhard, 1935) -- valid
  Phorocera anassa Reinhard, 1959 -- invalid
  Phorocera angustiforceps Wood, 1972 -- valid
  Phorocera arnaudi Reinhard, 1956 -- invalid
  Phorocera auriceps Wood, 1972 -- valid
  Phorocera claripennis Macquart, 1848 -- invalid
  Phorocera clunalis Reinhard, 1956 -- invalid
  Phorocera cocciphila Aldrich and Webber, 1924 -- invalid
  Phorocera coccyx Aldrich and Webber, 1924 -- invalid
  Phorocera compascua (Reinhard, 1935) -- valid
  Phorocera comstocki Williston, 1889 -- invalid
  Phorocera convexa Wood, 1972 -- valid
  Phorocera edwardsii Williston, 1889 -- invalid
  Phorocera einaris Smith, 1912 -- invalid
  Phorocera erecta Coquillett, 1902 -- invalid
  Phorocera exigua Wood, 1972 -- valid
  Phorocera facialis Coquillett, 1897 -- invalid
  Phorocera festinans Aldrich and Webber, 1924 -- invalid
  Phorocera fuscimacula Aldrich and Webber, 1924 -- invalid
  Phorocera halisidotae Aldrich and Webber, 1924 -- invalid
  Phorocera hamata Aldrich and Webber, 1924 -- invalid
  Phorocera imitator Aldrich and Webber, 1924 -- invalid
  Phorocera incrassatus Smith, 1912 -- invalid
  Phorocera indivisa Aldrich and Webber, 1924 -- invalid
  Phorocera leucaniae Coquillett, 1897 -- invalid
  Phorocera levis Aldrich and Webber, 1924 -- invalid
  Phorocera lophyri Townsend, 1892 -- invalid
  Phorocera marginalis Aldrich and Webber, 1924 -- invalid
  Phorocera meracanthae Greene, 1921 -- invalid
  Phorocera mitis Curran, 1930 -- invalid
  Phorocera nitelae Aldrich and Webber, 1924 -- invalid
  Phorocera omissa Reinhard, 1934 -- invalid
  Phorocera pachypyga Aldrich and Webber, 1924 -- invalid
  Phorocera parva Bigot, 1889 -- invalid
  Phorocera parviteres Aldrich and Webber, 1924 -- invalid
  Phorocera pellecta Reinhard, 1957 -- invalid
  Phorocera pluriseriata Aldrich and Webber, 1924 -- invalid
  Phorocera promiscua Townsend, 1891 -- invalid
  Phorocera regilla Reinhard, 1959 -- invalid
  Phorocera reinhardi Aldrich and Webber, 1924 -- invalid
  Phorocera saundersii Williston, 1889 -- invalid
  Phorocera scutellaris Wulp, 1890 -- invalid
  Phorocera setifrons Aldrich and Webber, 1924 -- invalid
  Phorocera signata Aldrich and Webber, 1924 -- invalid
  Phorocera silvatica Aldrich and Webber, 1924 -- invalid
  Phorocera slossonae (Townsend, 1908) -- valid
  Phorocera specularis Aldrich and Webber, 1924 -- invalid
  Phorocera sternalis Coquillett, 1902 -- invalid
  Phorocera stolida Reinhard, 1957 -- invalid
  Phorocera subnitens Aldrich and Webber, 1924 -- invalid
  Phorocera sulcata Aldrich and Webber, 1924 -- invalid
  Phorocera tenuiseta Aldrich and Webber, 1924 -- invalid
  Phorocera texana Aldrich and Webber, 1924 -- invalid
  Phorocera tortricis Coquillett, 1897 -- invalid
  Phorocera tuxedo Curran, 1930 -- invalid
  Phorocera unipilum Aldrich and Webber, 1924 -- invalid
  Phorocera ustulata Reinhard, 1959 -- invalid
  Phorocera victoria Aldrich and Webber, 1924 -- invalid
  Phorocera virilis Aldrich and Webber, 1924 -- invalid
  Phorocera webberi (Smith, 1917) -- valid
  Phorocera xanthura Aldrich and Webber, 1924 -- invalid
  Phorostoma melanogaster Bigot, 1889 -- invalid
  Phrissopolia Townsend, 1908 -- invalid
  Phrissopolia desertorum Townsend, 1908 -- invalid
  Phrynofrontina Townsend, 1919 -- invalid
  Phrynofrontina convexa Townsend, 1919 -- invalid
  Phrynolydella Townsend, 1919 -- invalid
  Phrynolydella polita Townsend, 1919 -- invalid
  Phryxe Robineau-Desvoidy, 1830 -- valid
  Phryxe palesioidea Robineau-Desvoidy, 1830 -- invalid
  Phryxe pecosensis (Townsend, 1926) -- valid
  Phryxe vulgaris (Fallén, 1810) -- valid
  Phylacteropoda Townsend, 1916 -- invalid
  Phylacteropoda nigra Brooks, 1945 -- invalid
  Phyllomya Robineau-Desvoidy, 1830 -- valid
  Phyllomya fuscicosta Curran, 1927 -- valid
  Phyllomya limata (Coquillett, 1902) -- valid
  Phyllomya pictipennis (Wulp, 1891) -- valid
  Phyllomya polita (Coquillett, 1898) -- valid
  Phyllomya washingtoniana (Bigot, 1889) -- valid
  Phyllophila Townsend, 1915 -- invalid
  Phyllophilopsis Townsend, 1915 -- valid
  Phyllophilopsis evanida Reinhard, 1958 -- valid
  Phyllophilopsis nitens (Coquillett, 1899) -- valid
  Phyllophorocera Townsend, 1916 -- invalid
  Phyto nigricornis Townsend, 1892 -- invalid
  Phyto senilis Townsend, 1892 -- invalid
  Phytoadmontia Townsend, 1916 -- invalid
  Phytomyptera Rondani, 1844 -- valid
  Phytomyptera aenea (Coquillett, 1895) -- valid
  Phytomyptera amplicornis (James, 1955) -- valid
  Phytomyptera aristalis (Townsend, 1915) -- valid
  Phytomyptera convecta (Walker, 1853) -- valid
  Phytomyptera cornuta (Reinhard, 1931) -- valid
  Phytomyptera curriei (Townsend, 1916) -- valid
  Phytomyptera erisma (Reinhard, 1962) -- valid
  Phytomyptera erotema (Reinhard, 1958) -- valid
  Phytomyptera flavipes (Reinhard, 1943) -- valid
  Phytomyptera johnsoni (Coquillett, 1897) -- valid
  Phytomyptera latifrons (Greene, 1934) -- valid
  Phytomyptera longicornis (Coquillett, 1902) -- valid
  Phytomyptera melissopodis (Coquillett, 1897) -- valid
  Phytomyptera nigra (Brooks, 1945) -- valid
  Phytomyptera palpigera (Coquillett, 1895) -- valid
  Phytomyptera pruinosa (Malloch, 1927) -- valid
  Phytomyptera ruficornis (Greene, 1934) -- valid
  Phytomyptera setigera (Thomson, 1869) -- valid
  Phytomyptera tarsalis (Coquillett, 1895) -- valid
  Phytomyptera usitata (Coquillett, 1897) -- valid
  Phytomyptera vitinervis (Thompson, 1911) -- valid
  Phytomyptera walleyi Brooks, 1945 -- valid
  Phytopsis Townsend, 1915 -- invalid
  Picconia Robineau-Desvoidy, 1863 -- valid
  Picconia derisa (Reinhard, 1943) -- valid
  Pilatea Townsend, 1916 -- invalid
  Pilatea albicincta Reinhard, 1924 -- invalid
  Pilatea ruficornis Smith, 1917 -- invalid
  Pilatea unicolor Smith, 1917 -- invalid
  Plagia Meigen, 1838 -- invalid
  Plagia aurifrons Townsend, 1892 -- invalid
  Plagiomima Brauer and Bergenstamm, 1891 -- valid
  Plagiomima abdominalis Aldrich, 1926 -- valid
  Plagiomima alternata Aldrich, 1926 -- valid
  Plagiomima auriceps Aldrich, 1926 -- valid
  Plagiomima brevirostris Reinhard, 1962 -- valid
  Plagiomima cognata Aldrich, 1926 -- valid
  Plagiomima euethes Reinhard, 1957 -- valid
  Plagiomima faceta Reinhard, 1957 -- valid
  Plagiomima haustellata Reinhard, 1944 -- valid
  Plagiomima similis (Townsend, 1917) -- valid
  Plagiomima spinosula (Bigot, 1889) -- valid
  Plagiophryxe Townsend, 1926 -- invalid
  Plagiophryxe pecosensis Townsend, 1926 -- invalid
  Plagiops Townsend, 1911 -- invalid
  Plagiops littoralis Townsend, 1911 -- invalid
  Plagiosippus Reinhard, 1962 -- invalid
  Plagiosippus invasor Reinhard, 1962 -- invalid
  Plagiprospherysa Townsend, 1892 -- invalid
  Plagiprospherysa floridensis Townsend, 1892 -- invalid
  Plagiprospherysa valida Townsend, 1892 -- invalid
  Platymya Robineau-Desvoidy, 1830 -- valid
  Platymya confusionis (Sellers, 1943) -- valid
  Platymya trisetosa (Coquillett, 1902) -- valid
  Plectops Coquillett, 1897 -- invalid
  Plectops amplicornis James, 1955 -- invalid
  Plectops erisma Reinhard, 1962 -- invalid
  Plectops manca Greene, 1934 -- invalid
  Plectops melissopodis Coquillett, 1897 -- invalid
  Plectops pruinosa Malloch, 1927 -- invalid
  Podotachina vibrissata Brauer and Bergenstamm, 1891 -- invalid
  Policheta Rondani, 1856 -- valid
  Policheta crassispinosa Wood, 1985 -- valid
  Polidaria Curran, 1934 -- invalid
  Polidea americana Townsend, 1892 -- invalid
  Polideini -- valid
  Polideosoma Townsend, 1915 -- invalid
  Polideosoma rohweri Townsend, 1915 -- invalid
  Poliophrys Townsend, 1908 -- invalid
  Poliophrys organensis Townsend, 1908 -- invalid
  Poliophrys sierricola Townsend, 1908 -- invalid
  Polistomyia Townsend, 1908 -- invalid
  Polistomyia subdivisa Townsend, 1908 -- invalid
  Politomyia Reinhard, 1935 -- invalid
  Politomyia angulineura Reinhard, 1935 -- invalid
  Polychaetoneura Walton, 1914 -- invalid
  Polychaetoneura elyii Walton, 1914 -- invalid
  Procatharosia Villeneuve, 1924 -- invalid
  Procistogaster Townsend, 1934 -- invalid
  Procistogaster ferruginea Townsend, 1934 -- invalid
  Procistogaster unicolor Brooks, 1946 -- invalid
  Prodegeeria Brauer and Bergenstamm, 1895 -- valid
  Prodegeeria albicincta (Reinhard, 1924) -- valid
  Prodegeeria pammelas (Reinhard, 1952) -- valid
  Prodegeeria residis (Reinhard, 1952) -- valid
  Prolixophaga Townsend, 1934 -- invalid
  Promasiphya Townsend, 1927 -- invalid
  Promasiphya confusa irrisor Reinhard, 1962 -- invalid
  Promericia Brooks, 1943 -- invalid
  Prooppia Townsend, 1926 -- valid
  Prooppia crassiseta (Aldrich and Webber, 1924) -- valid
  Prooppia nigripalpis (Robineau-Desvoidy, 1848) -- valid
  Prooppia strigifrons (Zetterstedt, 1838) -- valid
  Prophryno Townsend, 1927 -- invalid
  Proselenus Reinhard, 1964 -- invalid
  Proselenus mirificus Reinhard, 1964 -- invalid
  Prosena Lepeletier and Serville, 1828 -- valid
  Prosena siberita (Fabricius, 1775) -- valid
  Prosenoides Brauer and Bergenstamm, 1891 -- valid
  Prosenoides assimilis Reinhard, 1954 -- valid
  Prosenoides flavipes Coquillett, 1895 -- valid
  Prosenoides grandis Reinhard, 1954 -- valid
  Prosopea americana Bigot, 1889 -- invalid
  Prospherysa Wulp, 1890 -- valid
  Prospherysa crebra Wulp, 1890 -- invalid
  Prospherysa mimela (Reinhard, 1953) -- valid
  Prospherysa parvipalpis Wulp, 1890 -- invalid
  Prospherysa pulverea (Coquillett, 1897) -- valid
  Prospherysa rufifrons Wulp, 1890 -- invalid
  Prospherysa similis Williston, 1893 -- invalid
  Protodejeania Townsend, 1915 -- valid
  Protodejeania echinata (Thomson, 1869) -- valid
  Protodejeania hystricosa (Williston, 1886) -- valid
  Protodejeania willistoni Curran, 1947 -- invalid
  Psalidopteryx Townsend, 1916 -- invalid
  Psalidopteryx alaskensis Brooks, 1942 -- invalid
  Psalidopteryx brunnea Brooks, 1942 -- invalid
  Psalidopteryx fuscisquamis Brooks, 1942 -- invalid
  Psalidopteryx grandis Brooks, 1942 -- invalid
  Psalidopteryx macdunnoughi Brooks, 1942 -- invalid
  Psalidopteryx nuda Brooks, 1942 -- invalid
  Psalidopteryx orientalis Brooks, 1942 -- invalid
  Psalidopteryx pollinosa Brooks, 1942 -- invalid
  Psalidopteryx pseudonuda Brooks, 1942 -- invalid
  Psalidopteryx psilocorsiphaga Brooks, 1942 -- invalid
  Psalidopteryx slossonae Townsend, 1916 -- invalid
  Psammoppia Townsend, 1915 -- invalid
  Pseudapinops Coquillett, 1902 -- invalid
  Pseudapinops nigra Coquillett, 1902 -- invalid
  Pseudapinops rogalis Reinhard, 1955 -- invalid
  Pseudatractocera Townsend, 1892 -- invalid
  Pseudatractocera calosomae Coquillett in Burgess, 1897 -- invalid
  Pseudatractocera neomexicana Townsend, 1892 -- invalid
  Pseudeuantha Townsend, 1915 -- invalid
  Pseudeuantha coquilletti Aldrich, 1921 -- invalid
  Pseudeuantha rubripes Aldrich, 1921 -- invalid
  Pseudeuantha umbratilis Reinhard, 1935 -- invalid
  Pseudoarchytas Townsend, 1915 -- invalid
  Pseudoarchytas marmorata Townsend, 1915 -- invalid
  Pseudochaeta Coquillett, 1895 -- valid
  Pseudochaeta (Metopiops) Townsend, 1912 -- valid
  Pseudochaeta (Phaenopsis) Townsend, 1912 -- valid
  Pseudochaeta (Pseudochaeta) Coquillett, 1895 -- valid
  Pseudochaeta antennalis Reinhard, 1922 -- invalid
  Pseudochaeta argentifrons Coquillett, 1895 -- valid
  Pseudochaeta brooksi Sabrosky and Arnaud, 1963 -- valid
  Pseudochaeta canadensis Brooks, 1945 -- invalid
  Pseudochaeta clurina Reinhard, 1946 -- valid
  Pseudochaeta finalis Reinhard, 1946 -- valid
  Pseudochaeta frontalis Reinhard, 1946 -- valid
  Pseudochaeta marginalis Reinhard, 1946 -- valid
  Pseudochaeta perdecora Reinhard, 1946 -- valid
  Pseudochaeta pyralidis Coquillett, 1897 -- valid
  Pseudochaeta robusta (Reinhard, 1924) -- valid
  Pseudochaeta siminina Reinhard, 1946 -- valid
  Pseudochaeta venusta (Reinhard, 1946) -- valid
  Pseudodidyma Townsend, 1915 -- invalid
  Pseudodidyma pullula Townsend, 1915 -- invalid
  Pseudoeribea Townsend, 1926 -- invalid
  Pseudoeribea paradexoides Townsend, 1926 -- invalid
  Pseudogermaria Brauer and Bergenstamm, 1891 -- invalid
  Pseudogermaria georgiae Brauer and Bergenstamm, 1891 -- invalid
  Pseudogonia obsoleta Townsend, 1892 -- invalid
  Pseudogonia ruficauda Townsend, 1892 -- invalid
  Pseudolomyia Reinhard, 1962 -- invalid
  Pseudolomyia scissilis Reinhard, 1962 -- invalid
  Pseudomeriania Brooks, 1943 -- invalid
  Pseudomorinia Wulp, 1891 -- invalid
  Pseudomorinia pictipennis Wulp, 1891 -- invalid
  Pseudomyothyria Townsend, 1892 -- invalid
  Pseudomyothyria indecisa Townsend, 1892 -- invalid
  Pseudomyothyria tortricis Coquillett, 1895 -- invalid
  Pseudopachystylum Mik, 1891 -- valid
  Pseudopachystylum debile (Townsend, 1919) -- valid
  Pseudoperichaeta Brauer and Bergenstamm, 1889 -- invalid
  Pseudopetina Ringdahl, 1933 -- invalid
  Pseudophorocera triseta Villeneuve, 1922 -- invalid
  Pseudosiphona Townsend, 1916 -- invalid
  Pseudotachinomyia Smith, 1917 -- invalid
  Pseudotachinomyia aequalis Reinhard, 1935 -- invalid
  Pseudotachinomyia compascua Reinhard, 1935 -- invalid
  Pseudotachinomyia longiforceps Brooks, 1945 -- invalid
  Pseudotachinomyia webberi Smith, 1917 -- invalid
  Psiloneura Aldrich, 1926 -- invalid
  Psiloneura flavisquama Aldrich, 1926 -- invalid
  Psilopleura Reinhard, 1943 -- valid
  Psilopleura arida Reinhard, 1943 -- valid
  Ptilodexia Brauer and Bergenstamm, 1889 -- valid
  Ptilodexia agilis Reinhard, 1943 -- valid
  Ptilodexia arida (Curran, 1930) -- valid
  Ptilodexia californica Wilder, 1979 -- valid
  Ptilodexia canescens (Walker, 1853) -- valid
  Ptilodexia carolinensis Brauer and Bergenstamm, 1889 -- valid
  Ptilodexia conjuncta (Wulp, 1891) -- valid
  Ptilodexia contristans (Wulp, 1891) -- valid
  Ptilodexia flavotessellata (Walton, 1914) -- valid
  Ptilodexia halone (Walker, 1849) -- valid
  Ptilodexia harpasa (Walker, 1849) -- valid
  Ptilodexia hucketti West, 1925 -- invalid
  Ptilodexia incerta West, 1925 -- valid
  Ptilodexia leucoptera West, 1925 -- invalid
  Ptilodexia maculata Wilder, 1979 -- valid
  Ptilodexia major (Bigot, 1889) -- valid
  Ptilodexia mathesoni (Curran, 1930) -- valid
  Ptilodexia minor West, 1925 -- invalid
  Ptilodexia neotibialis West, 1924 -- invalid
  Ptilodexia obscura West, 1925 -- valid
  Ptilodexia pacifica Wilder, 1979 -- valid
  Ptilodexia planifrons (Wulp, 1891) -- valid
  Ptilodexia ponderosa (Curran, 1930) -- valid
  Ptilodexia prexaspes (Walker, 1849) -- valid
  Ptilodexia proxima West, 1925 -- invalid
  Ptilodexia rufipennis (Macquart, 1844) -- valid
  Ptilodexia sabroskyi Wilder, 1979 -- valid
  Ptilodexia westi Wilder, 1979 -- valid
  Ptychomyia Brauer and Bergenstamm, 1889 -- invalid
  Pyraustomyia Townsend, 1916 -- invalid
  Pyrrosia ochracea Bigot, 1889 -- invalid
  Racodineura americana Coquillett, 1897 -- invalid
  Ramonda Robineau-Desvoidy, 1863 -- invalid
  Reinhardiana Arnaud, 1952 -- invalid
  Rhachoepalpus Townsend, 1908 -- valid
  Rhachoepalpus olivaceus Townsend, 1908 -- valid
  Rhachogaster Townsend, 1915 -- invalid
  Rhachogaster kermodei Townsend, 1915 -- invalid
  Rhamphina leonardi West, 1925 -- invalid
  Rhamphinina major Bigot, 1889 -- invalid
  Rhedia nigra Brooks, 1944 -- invalid
  Rhedia setifacies Brooks, 1944 -- invalid
  Rhinophora laevigata Wulp, 1890 -- invalid
  Rhinophora mexicana Townsend, 1892 -- invalid
  Rhinophora valida Townsend, 1892 -- invalid
  Rhodogyne Meigen, 1800 -- invalid
  Rhodogyne canadensis Brooks, 1946 -- invalid
  Rhynchiodexia arida Curran, 1930 -- invalid
  Rhynchiodexia flavotessellata Walton, 1914 -- invalid
  Rhynchiodexia mathesoni Curran, 1930 -- invalid
  Rhynchiodexia ponderosa Curran, 1930 -- invalid
  Rhynchodexia conjuncta Wulp, 1891 -- invalid
  Rhynchodexia dubia Curran, 1930 -- invalid
  Rhynchodexia elevata West, 1925 -- invalid
  Rhynchodexia planifrons Wulp, 1891 -- invalid
  Rhynchodexia translucipennis West, 1925 -- invalid
  Rhynchopeteina Townsend, 1931 -- invalid
  Rhynochodexia confusa West, 1924 -- invalid
  Rileya Brauer and Bergenstamm, 1893 -- invalid
  Rileya americana Brauer and Bergenstamm, 1893 -- invalid
  Rileyella Townsend, 1909 -- invalid
  Rileymyia Townsend, 1893 -- invalid
  Rileymyia triseta Brooks, 1947 -- invalid
  Roeseliopsis Townsend, 1915 -- invalid
  Roeseliopsis floridensis Greene, 1934 -- invalid
  Rondania Robineau-Desvoidy, 1850 -- valid
  Rondania dimidiata (Meigen, 1824) -- valid
  Rondania dorsalis (Coquillett, 1902) -- valid
  Salia Robineau-Desvoidy, 1830 -- invalid
  Salmacia Meigen, 1800 -- invalid
  Sarcophaga claripalpis Wulp, 1895 -- invalid
  Sardiocera Brauer and Bergenstamm, 1889 -- invalid
  Sardiocera valida Brauer and Bergenstamm, 1889 -- invalid
  Saskatchewania Smith, 1915 -- invalid
  Saskatchewania canadensis Smith, 1915 -- invalid
  Saundersia bicolor Williston, 1886 -- invalid
  Saundersia maculata Williston, 1886 -- invalid
  Schineria ruficauda Wulp, 1867 -- invalid
  Schizactia Townsend, 1926 -- invalid
  Schizocerophaga Townsend, 1916 -- invalid
  Schizocerophaga leibyi Townsend, 1916 -- invalid
  Schizotachina Walker, 1853 -- invalid
  Schizotachina ruficornis Greene, 1934 -- invalid
  Schizotachina vitinervis Thompson, 1911 -- invalid
  Sciasma Coquillett, 1897 -- invalid
  Sciasma frontalis Smith, 1917 -- invalid
  Sciasma lustrans Reinhard, 1944 -- invalid
  Sciasma nebulosa Coquillett, 1897 -- invalid
  Scopolia Robineau-Desvoidy, 1830 -- invalid
  Scopolia satanica Bigot, 1889 -- invalid
  Scopolia sequax Williston in Cook, 1884 -- invalid
  Sericocera pictipennis Macquart, 1844 -- invalid
  Setigonia Brooks, 1944 -- invalid
  Siphoclytia Townsend, 1892 -- invalid
  Siphoclytia pavonacea Reinhard, 1939 -- invalid
  Siphoclytia robertsonii Townsend, 1892 -- invalid
  Sipholeskia Townsend, 1916 -- invalid
  Sipholeskia loriola Reinhard, 1955 -- invalid
  Siphona Meigen, 1803 -- valid
  Siphona (Aphantorhapha) Townsend, 1919 -- valid
  Siphona (Baeomyia) O'Hara, 1984 -- valid
  Siphona (Ceranthia) Robineau-Desvoidy, 1830 -- valid
  Siphona (Pseudosiphona) Townsend, 1916 -- valid
  Siphona (Siphona) Meigen, 1803 -- valid
  Siphona (Siphonopsis) Townsend, 1916 -- valid
  Siphona antennata (O'Hara, 1984) -- valid
  Siphona arizonica (Townsend, 1919) -- valid
  Siphona atoma (Reinhard, 1947) -- valid
  Siphona brevirostris Coquillett, 1897 -- valid
  Siphona conata (Reinhard, 1959) -- valid
  Siphona cristata (Fabricius, 1805) -- valid
  Siphona flavipes (Coquillett, 1897) -- valid
  Siphona floridensis O'Hara, 1983 -- valid
  Siphona futilis Wulp, 1890 -- valid
  Siphona geniculata (De Geer, 1776) -- valid
  Siphona hokkaidensis Mesnil, 1957 -- valid
  Siphona hurdi (Reinhard, 1959) -- valid
  Siphona illinoiensis Townsend, 1891 -- valid
  Siphona intrudens (Curran, 1932) -- valid
  Siphona juniperi (O'Hara, 1984) -- valid
  Siphona lurida Reinhard, 1943 -- valid
  Siphona lutea (Townsend, 1919) -- valid
  Siphona macronyx O'Hara, 1983 -- valid
  Siphona maculata Staeger, 1849 -- valid
  Siphona medialis O'Hara, 1983 -- valid
  Siphona multifaria O'Hara, 1983 -- valid
  Siphona oligomyia O'Hara, 1983 -- valid
  Siphona pacifica O'Hara, 1983 -- valid
  Siphona pisinnia O'Hara, 1983 -- valid
  Siphona plusiae Coquillett, 1895 -- valid
  Siphona sonorensis (O'Hara, 1984) -- valid
  Siphona tenuis Curran, 1933 -- invalid
  Siphona xanthogaster (O'Hara, 1984) -- valid
  Siphonini -- valid
  Siphonopsis Townsend, 1916 -- invalid
  Siphonopsis conata Reinhard, 1959 -- invalid
  Siphopallasia Brooks, 1946 -- invalid
  Siphophyto Townsend, 1892 -- invalid
  Siphophyto floridensis Townsend, 1892 -- invalid
  Siphophyto neomexicana Townsend, 1892 -- invalid
  Siphophyto opacus Coquillett, 1895 -- invalid
  Siphophyto politura Reinhard, 1946 -- invalid
  Siphophyto setiger Coquillett, 1895 -- invalid
  Siphophyto turmalis Reinhard, 1946 -- invalid
  Siphoplagia Townsend, 1891 -- invalid
  Siphoplagia anomala Townsend, 1891 -- invalid
  Siphoplagiopsis Townsend, 1917 -- invalid
  Siphoplagiopsis similis Townsend, 1917 -- invalid
  Siphosturmia Coquillett, 1897 -- valid
  Siphosturmia baccharis (Reinhard, 1922) -- valid
  Siphosturmia confusa Reinhard, 1931 -- valid
  Siphosturmia maltana Reinhard, 1951 -- valid
  Siphosturmia melampyga (Reinhard, 1931) -- valid
  Siphosturmia melitaeae (Coquillett, 1897) -- valid
  Siphosturmia oteroensis (Reinhard, 1934) -- valid
  Siphosturmia phyciodis (Coquillett, 1897) -- valid
  Siphosturmia rostrata (Coquillett, 1895) -- valid
  Siphosturmiopsis Townsend, 1915 -- invalid
  Siphosturmiopsis melampyga Reinhard, 1931 -- invalid
  Siphosturmiopsis oteroensis Reinhard, 1934 -- invalid
  Siphosturmiopsis rufiventris Reinhard, 1934 -- invalid
  Sisyropa Brauer and Bergenstamm, 1889 -- valid
  Sisyropa alypiae Sellers, 1943 -- valid
  Sisyropa eudryae (Townsend, 1892) -- valid
  Sisyropa hemerocampae Townsend, 1909 -- invalid
  Sisyrosturmia Townsend, 1926 -- invalid
  Sisyrosturmia chaetosa Townsend, 1926 -- invalid
  Sitophaga Gistel, 1848 -- invalid
  Slossonaemyia Townsend, 1916 -- invalid
  Smidtia Robineau-Desvoidy, 1830 -- valid
  Smidtia fumiferanae (Tothill, 1912) -- valid
  Solieria Robineau-Desvoidy, 1849 -- valid
  Solieria boreotis (Reinhard, 1967) -- valid
  Solieria eucerata (Bigot, 1889) -- valid
  Solieria flava (Townsend, 1908) -- valid
  Solieria pallida (Coquillett, 1897) -- valid
  Solieria piperi (Coquillett, 1897) -- valid
  Solieriopsis Reinhard, 1967 -- invalid
  Solieriopsis boreotis Reinhard, 1967 -- invalid
  Sophiini -- valid
  Spallanzania Robineau-Desvoidy, 1830 -- valid
  Spallanzania antennalis Coquillett, 1897 -- invalid
  Spallanzania colludens Reinhard, 1958 -- valid
  Spallanzania finitima (Snow, 1895) -- valid
  Spallanzania floridana (Townsend, 1911) -- valid
  Spallanzania hebes (Fallén, 1820) -- valid
  Spallanzania hesperidarum (Williston, 1889) -- valid
  Spallanzania tabida (Reinhard, 1958) -- valid
  Spanipalpus Townsend, 1908 -- invalid
  Spathidexia Townsend, 1912 -- valid
  Spathidexia (Gymnopalpus) Townsend, 1919 -- valid
  Spathidexia (Spathidexia) Townsend, 1912 -- valid
  Spathidexia cerussata Reinhard, 1934 -- valid
  Spathidexia clemonsi Townsend, 1912 -- valid
  Spathidexia creolensis Reinhard, 1955 -- valid
  Spathidexia dunningii (Coquillett, 1895) -- valid
  Spathidexia elegans (Reinhard, 1964) -- valid
  Spathidexia nexa Reinhard, 1953 -- valid
  Spathidexia rasilis Reinhard, 1934 -- invalid
  Spathidexia reinhardi Arnaud, 1960 -- valid
  Spathimeigenia Townsend, 1915 -- invalid
  Spathimeigenia aurifrons Curran, 1930 -- invalid
  Spathimeigenia bridwelli Aldrich, 1931 -- invalid
  Spathimeigenia dolopis Reinhard, 1958 -- invalid
  Spathimeigenia dolosa Reinhard, 1958 -- invalid
  Spathimeigenia erecta Aldrich, 1931 -- invalid
  Spathimeigenia erronis Reinhard, 1958 -- invalid
  Spathimeigenia fivoris Reinhard, 1958 -- invalid
  Spathimeigenia mexicana Aldrich, 1931 -- invalid
  Spathimeigenia nigriventris Smith, 1917 -- invalid
  Spathimeigenia spinigera Townsend, 1915 -- invalid
  Spathimeigenia texensis Aldrich, 1931 -- invalid
  Sphaerina Wulp, 1890 -- valid
  Sphaerina linearis (Townsend, 1915) -- valid
  Sphyrimyia Bigot, 1883 -- invalid
  Sphyrimyia malleola Bigot, 1883 -- invalid
  Spilochaetosoma Smith, 1917 -- valid
  Spilochaetosoma californica Smith, 1917 -- invalid
  Spilochaetosoma californicum Smith, 1917 -- valid
  Spoggosia Rondani, 1859 -- invalid
  Steleoneura Stein, 1924 -- valid
  Steleoneura novemmaculata Wood, 1985 -- valid
  Stenoneura Reinhard, 1945 -- invalid
  Stenoneura serotina Reinhard, 1945 -- invalid
  Steveniopsis Townsend, 1919 -- invalid
  Steveniopsis sinuata Townsend, 1919 -- invalid
  Sthenopleura Aldrich, 1926 -- invalid
  Sthenopleura latifrons Aldrich, 1926 -- invalid
  Stomatolydella Townsend, 1919 -- invalid
  Stomatolydella infernalis Townsend, 1919 -- invalid
  Stomatomyia Brauer and Bergenstamm, 1889 -- invalid
  Stomoxys cristata Fabricius, 1805 -- invalid
  Stomoxys pallida Harris, 1835 -- invalid
  Stomoxys siberita Fabricius, 1775 -- invalid
  Stomoxys tenera Wiedemann, 1830 -- invalid
  Strongygaster Macquart, 1834 -- valid
  Strongygaster californica (Townsend, 1908) -- valid
  Strongygaster didyma (Loew, 1863) -- valid
  Strongygaster robusta (Townsend, 1908) -- valid
  Strongygaster triangulifera (Loew, 1863) -- valid
  Strongygastrini -- valid
  Sturmia australis Coquillett, 1897 -- invalid
  Sturmia bakeri Coquillett, 1897 -- invalid
  Sturmia chrysoprocta Reinhard, 1924 -- invalid
  Sturmia crescentis Reinhard, 1944 -- invalid
  Sturmia discalis Coquillett, 1902 -- invalid
  Sturmia harrisinae Coquillett, 1897 -- invalid
  Sturmia limata Coquillett, 1902 -- invalid
  Sturmia occidentalis Coquillett, 1897 -- invalid
  Sturmia phyciodis Coquillett, 1897 -- invalid
  Sturmia pilatei Coquillett, 1897 -- invalid
  Sturmia schizurae Coquillett, 1897 -- invalid
  Sturmia sternalis Coquillett, 1897 -- invalid
  Synaplomyia Villeneuve, 1934 -- invalid
  Synoris Aldrich, 1926 -- invalid
  Synoris coquilletti Aldrich, 1926 -- invalid
  Tachina Meigen, 1803 -- valid
  Tachina (Nowickia) Wachtl, 1894 -- valid
  Tachina (Rhachogaster) Townsend, 1915 -- valid
  Tachina (Tachina) Meigen, 1803 -- valid
  Tachina abrupta Wiedemann, 1830 -- invalid
  Tachina actinosa (Reinhard, 1938) -- valid
  Tachina acuminata (Tothill, 1924) -- valid
  Tachina addita Walker, 1853 -- invalid
  Tachina aelops Walker, 1849 -- invalid
  Tachina albicans Fallén, 1810 -- invalid
  Tachina albifrons Walker, 1853 -- invalid
  Tachina albincisa Wiedemann, 1830 -- invalid
  Tachina aletiae Riley, 1879 -- invalid
  Tachina algens Wiedemann, 1830 -- valid
  Tachina ampelus Walker, 1849 -- invalid
  Tachina ampliforceps (Rowe, 1931) -- valid
  Tachina analis Fabricius, 1805 -- invalid
  Tachina anaxias Walker, 1849 -- invalid
  Tachina ancilla Walker, 1853 -- invalid
  Tachina apicalis Walker, 1853 -- invalid
  Tachina apicifera Walker, 1849 -- invalid
  Tachina archippivora Riley, 1871 -- invalid
  Tachina areos Walker, 1849 -- invalid
  Tachina armigera Coquillett, 1889 -- invalid
  Tachina atra Walker, 1853 -- invalid
  Tachina atriventris Walker, 1853 -- invalid
  Tachina aurinota Harris in Johnson, 1925 -- invalid
  Tachina basalis Walker, 1853 -- invalid
  Tachina bicolor Meigen, 1824 -- invalid
  Tachina blanda Osten Sacken, 1887 -- invalid
  Tachina brevirostris (Tothill, 1924) -- valid
  Tachina californiae Walker, 1853 -- invalid
  Tachina californimyia Arnaud, 1992 -- valid
  Tachina canadensis (Tothill, 1924) -- valid
  Tachina carbonifera Walker, 1849 -- invalid
  Tachina chrysoprocta Wiedemann, 1830 -- invalid
  Tachina clesides Walker, 1849 -- invalid
  Tachina clisiocampae Townsend, 1891 -- invalid
  Tachina compressa (Tothill, 1924) -- valid
  Tachina comta Fallén, 1810 -- invalid
  Tachina concinnata Meigen, 1824 -- invalid
  Tachina convecta Walker, 1853 -- invalid
  Tachina cordiforceps (Rowe, 1931) -- valid
  Tachina corythus Walker, 1849 -- invalid
  Tachina crudelis Wiedemann, 1830 -- invalid
  Tachina cubaecola Jaennicke, 1867 -- invalid
  Tachina dakotensis (Townsend, 1892) -- valid
  Tachina datanae Bruner, 1890 -- invalid
  Tachina decisa Walker, 1849 -- invalid
  Tachina deilephilae Osten Sacken, 1887 -- invalid
  Tachina demylus Walker, 1849 -- invalid
  Tachina depleta Wiedemann, 1830 -- invalid
  Tachina diabroticae Shimer, 1871 -- invalid
  Tachina dimidiata Meigen, 1824 -- invalid
  Tachina disjuncta Wiedemann, 1824 -- invalid
  Tachina dydas Walker, 1849 -- invalid
  Tachina egula (Reinhard, 1938) -- valid
  Tachina emarginata (Tothill, 1924) -- valid
  Tachina epicydes Walker, 1849 -- invalid
  Tachina errabunda Harris, 1835 -- invalid
  Tachina eurekana (Reinhard, 1942) -- valid
  Tachina evanida (Reinhard, 1953) -- valid
  Tachina finitima Walker, 1849 -- invalid
  Tachina florum Walker, 1849 -- invalid
  Tachina foeda Meigen, 1824 -- invalid
  Tachina fraterna Comstock, 1880 -- invalid
  Tachina fulvicornis Zetterstedt, 1849 -- invalid
  Tachina futilis Osten Sacken, 1887 -- invalid
  Tachina garretti Arnaud, 1994 -- valid
  Tachina grandicornis Zetterstedt, 1849 -- invalid
  Tachina hebes Fallén, 1820 -- invalid
  Tachina helymus Walker, 1849 -- invalid
  Tachina hirsuta Osten Sacken, 1887 -- invalid
  Tachina hirta Curtis, 1835 -- invalid
  Tachina hybreas Walker, 1849 -- invalid
  Tachina incauta Harris, 1835 -- invalid
  Tachina insolita Walker, 1853 -- invalid
  Tachina interrupta Walker, 1853 -- invalid
  Tachina invelata (Reinhard, 1953) -- valid
  Tachina irrequieta Walker, 1849 -- invalid
  Tachina iterans Walker, 1849 -- invalid
  Tachina latianulum (Tothill, 1924) -- valid
  Tachina laticornis Zetterstedt, 1838 -- invalid
  Tachina latifacies (Tothill, 1924) -- valid
  Tachina latiforceps (Tothill, 1924) -- valid
  Tachina latigena (Tothill, 1924) -- valid
  Tachina longicornis Wiedemann, 1830 -- invalid
  Tachina longiunguis (Tothill, 1924) -- valid
  Tachina lutzi (Curran, 1925) -- valid
  Tachina margella (Reinhard, 1942) -- valid
  Tachina marklini Zetterstedt, 1838 -- valid
  Tachina mella Walker, 1849 -- invalid
  Tachina melobosis Walker, 1849 -- invalid
  Tachina menapis Walker, 1849 -- invalid
  Tachina mestor Walker, 1849 -- invalid
  Tachina metallifera Walker, 1849 -- invalid
  Tachina mimula Meigen, 1824 -- invalid
  Tachina nearctica Arnaud, 1992 -- valid
  Tachina nigella (Reinhard, 1938) -- valid
  Tachina noctuae Harris, 1835 -- invalid
  Tachina obconica Walker, 1853 -- invalid
  Tachina oligoria Arnaud, 1992 -- valid
  Tachina orbitalis (Reinhard, 1942) -- valid
  Tachina orgyiae LeBaron, 1871 -- invalid
  Tachina orgyiae Townsend, 1892 -- invalid
  Tachina orgyiarum Townsend, 1908 -- invalid
  Tachina palpalis (Coquillett, 1902) -- valid
  Tachina panaetius Walker, 1849 -- invalid
  Tachina pansa Walker, 1849 -- invalid
  Tachina phycitae LeBaron, 1872 -- invalid
  Tachina piceifrons (Townsend, 1916) -- valid
  Tachina pictilis (Reinhard, 1942) -- valid
  Tachina plagiata Harris, 1835 -- invalid
  Tachina planiforceps (Tothill, 1924) -- valid
  Tachina plumasana (Reinhard, 1953) -- valid
  Tachina pratensis Meigen, 1824 -- invalid
  Tachina prisca Walker, 1849 -- invalid
  Tachina puncticeps Zetterstedt, 1859 -- invalid
  Tachina punctifera Walker, 1849 -- invalid
  Tachina pyste Walker, 1849 -- invalid
  Tachina rhoeo Walker, 1849 -- invalid
  Tachina robinsoni (Townsend, 1915) -- valid
  Tachina rostrata (Tothill, 1924) -- valid
  Tachina rufostomata Bigot, 1889 -- invalid
  Tachina ruralis Fallén, 1810 -- invalid
  Tachina selecta Meigen, 1824 -- invalid
  Tachina setipennis Fallén, 1810 -- invalid
  Tachina signifera Walker, 1849 -- invalid
  Tachina spineiventer (Tothill, 1924) -- valid
  Tachina spinipennis Meigen, 1824 -- invalid
  Tachina spinosula Townsend, 1891 -- invalid
  Tachina strigifrons Zetterstedt, 1838 -- invalid
  Tachina tahoensis (Reinhard, 1938) -- valid
  Tachina tenthredinivora Townsend, 1892 -- invalid
  Tachina theclarum Scudder in Osten Sacken, 1887 -- invalid
  Tachina theutis Walker, 1849 -- invalid
  Tachina trixoides Walker, 1849 -- invalid
  Tachina vanessae Harris, 1835 -- invalid
  Tachina violenta Walker, 1849 -- invalid
  Tachina vivida Zetterstedt, 1838 -- invalid
  Tachina vivida Harris, 1841 -- invalid
  Tachina vulgaris Fallén, 1810 -- invalid
  Tachinalia Curran, 1934 -- invalid
  Tachinalia hispida Curran, 1934 -- invalid
  Tachinidae -- valid -- tachinid flies
  Tachininae -- valid
  Tachinini -- valid
  Tachinomyia Townsend, 1892 -- valid
  Tachinomyia acosta Webber, 1941 -- valid
  Tachinomyia apicata Curran, 1926 -- valid
  Tachinomyia cana Webber, 1941 -- valid
  Tachinomyia dakotensis Webber, 1941 -- valid
  Tachinomyia floridensis Townsend, 1892 -- valid
  Tachinomyia montana (Smith, 1917) -- valid
  Tachinomyia nigricans Webber, 1941 -- valid
  Tachinomyia occidentalis Curran, 1926 -- invalid
  Tachinomyia panaetius (Walker, 1849) -- valid
  Tachinomyia robusta Townsend, 1892 -- invalid
  Tachinomyia similis (Williston, 1893) -- valid
  Tachinomyia variata Curran, 1926 -- valid
  Tachinophyto Townsend, 1892 -- invalid
  Tachinophyto floridensis Townsend, 1892 -- invalid
  Tachinopsis Coquillett, 1897 -- invalid
  Tachinopsis mentalis Coquillett, 1897 -- invalid
  Tarassophorus Reinhard, 1964 -- invalid
  Tarassophorus evexus Reinhard, 1964 -- invalid
  Telemus Reinhard, 1967 -- invalid
  Telemus trossulus Reinhard, 1967 -- invalid
  Telothyria trifurca Wulp, 1890 -- invalid
  Telothyriini -- valid
  Tenuirostra Ringdahl, 1933 -- invalid
  Thelaira Robineau-Desvoidy, 1830 -- valid
  Thelaira americana Brooks, 1945 -- valid
  Thelaira bryanti Curran, 1925 -- valid
  Thelairini -- valid
  Thelairodes basalis Giglio-Tos, 1893 -- invalid
  Thelairodoria Townsend, 1927 -- valid
  Thelairodoria floscula Reinhard, 1958 -- invalid
  Thelairodoria setinervis (Coquillett, 1910) -- valid
  Thelymyia disparis Reinhard, 1959 -- invalid
  Thelymyia erecta Sellers, 1943 -- invalid
  Thematheca Reinhard, 1961 -- invalid
  Thematheca medeola Reinhard, 1961 -- invalid
  Theresia Robineau-Desvoidy, 1830 -- invalid
  Theresia tandrec Robineau-Desvoidy, 1830 -- invalid
  Thereva hirtipes Fabricius, 1805 -- invalid
  Thereva lanipes Fabricius, 1805 -- invalid
  Thereva pennipes Fabricius, 1805 -- invalid
  Thereva plumipes Fabricius, 1805 -- invalid
  Thompsonomyia Brooks, 1944 -- invalid
  Thryptocera americana Townsend, 1892 -- invalid
  Thryptocera atripes Coquillett, 1897 -- invalid
  Thryptocera dunningii Coquillett, 1895 -- invalid
  Thryptocera flavipes Coquillett, 1897 -- invalid
  Thysanomyia Brauer and Bergenstamm, 1891 -- invalid
  Timavia Robineau-Desvoidy, 1863 -- invalid
  Tinalydella Townsend, 1927 -- invalid
  Torosomyia Reinhard, 1935 -- valid
  Torosomyia parallela Reinhard, 1935 -- valid
  Tortriciophaga Townsend, 1916 -- invalid
  Torynotachina Townsend, 1915 -- invalid
  Torynotachina quinteri Townsend, 1915 -- invalid
  Townsendiellomyia Baranov, 1932 -- valid
  Townsendiellomyia nidicola (Townsend, 1908) -- valid
  Townsendina Curran, 1934 -- invalid
  Townsendina fasciata Curran, 1934 -- invalid
  Trafoia Brauer and Bergenstamm, 1893 -- valid
  Trafoia arctica (Sack, 1923) -- valid
  Trafoia rufipalpis (Bigot, 1889) -- valid
  Triachora Townsend, 1908 -- invalid
  Triarthria Stephens, 1829 -- valid
  Triarthria setipennis (Fallén, 1810) -- valid
  Trichoclytia Townsend, 1916 -- invalid
  Trichodejeania Townsend, 1913 -- invalid
  Trichopareia Brauer and Bergenstamm, 1889 -- invalid
  Trichoparia cepelaki Mesnil, 1961 -- invalid
  Trichophora miscelli Coquillett, 1897 -- invalid
  Trichopoda Berthold, 1827 -- valid
  Trichopoda (Galactomyia) Townsend, 1908 -- valid
  Trichopoda (Trichopoda) Berthold, 1827 -- valid
  Trichopoda cilipes Wiedemann, 1830 -- invalid
  Trichopoda flavicornis Robineau-Desvoidy, 1830 -- invalid
  Trichopoda formosa Wiedemann, 1830 -- invalid
  Trichopoda histrio Walker, 1849 -- invalid
  Trichopoda histrio indivisa Townsend, 1897 -- invalid
  Trichopoda indivisa Townsend, 1897 -- valid
  Trichopoda lanipes (Fabricius, 1805) -- valid
  Trichopoda pennipes (Fabricius, 1781) -- valid
  Trichopoda plumipes (Fabricius, 1805) -- valid
  Trichopoda radiata Loew, 1863 -- invalid
  Trichopoda subdivisa (Townsend, 1908) -- valid
  Trichopoda trifasciata Loew, 1863 -- invalid
  Trichopodini -- valid
  Trichopodopsis Townsend, 1913 -- invalid
  Tricogena costalis Coquillett, 1897 -- invalid
  Tricogena setipennis Coquillett, 1897 -- invalid
  Trigonospila Pokorny, 1886 -- valid
  Trigonospila erilis (Reinhard, 1943) -- valid
  Trigonospila pallipes (Reinhard, 1953) -- valid
  Trigonospila verticalis (Reinhard, 1953) -- valid
  Trisisyropa Townsend, 1916 -- invalid
  Trisisyropa vesiculata Townsend, 1916 -- invalid
  Trismegistomya Reinhard, 1967 -- valid
  Trismegistomya pumilis (Reinhard, 1967) -- valid
  Trismegistus Reinhard, 1967 -- invalid
  Trismegistus pumilis Reinhard, 1967 -- invalid
  Trixa apicalis Walker, 1849 -- invalid
  Trixa gillettei Townsend, 1892 -- invalid
  Trixa obsoleta Wulp, 1890 -- invalid
  Trixodes Coquillett, 1902 -- valid
  Trixodes obesa Coquillett, 1902 -- invalid
  Trixodes obesus Coquillett, 1902 -- valid
  Trochilodes Coquillett, 1903 -- valid
  Trochilodes leonardi (West, 1925) -- valid
  Trochilodes skinneri Coquillett, 1903 -- valid
  Trochiloleskia Townsend, 1917 -- valid
  Trochiloleskia loriola (Reinhard, 1955) -- valid
  Tryphera Meigen, 1838 -- valid
  Tryphera americana Townsend, 1892 -- invalid
  Tryphera polidoides Townsend, 1892 -- invalid
  Trypheromyia Reinhard, 1945 -- invalid
  Trypheromyia pallens Reinhard, 1945 -- invalid
  Tsugaea Hall, 1939 -- valid
  Tsugaea nox Hall, 1939 -- valid
  Uclesia Girschner, 1901 -- valid
  Uclesia retracta Aldrich, 1926 -- valid
  Uclesia varicornis Curran, 1927 -- valid
  Uclesia zonalis Curran, 1927 -- valid
  Uclesiopsis Townsend, 1931 -- invalid
  Upodemocera Townsend, 1915 -- invalid
  Upodemocera robinsoni Townsend, 1915 -- invalid
  Uramya Robineau-Desvoidy, 1830 -- valid
  Uramya aldrichi Reinhard, 1935 -- valid
  Uramya halisidotae (Townsend, 1916) -- valid
  Uramya indita (Walker, 1861) -- valid
  Uramya limacodis (Townsend, 1892) -- valid
  Uramya pristis (Walker, 1849) -- valid
  Uramya rubripes (Aldrich, 1921) -- valid
  Uramya umbratilis (Reinhard, 1935) -- valid
  Uramyini -- valid
  Uromacquartia Townsend, 1916 -- invalid
  Uromacquartia halisidotae Townsend, 1916 -- invalid
  Urophyllopsis Townsend, 1916 -- invalid
  Ursophyto Aldrich, 1926 -- valid
  Ursophyto nigriceps (Bigot, 1889) -- valid
  Ursophyto rufigena Aldrich, 1926 -- invalid
  Vanderwulpia Townsend, 1891 -- valid
  Vanderwulpia atrophopodoides Townsend, 1891 -- valid
  Vanderwulpia sequens Townsend, 1892 -- valid
  Velocia Robineau-Desvoidy, 1863 -- invalid
  Vibrissina Rondani, 1861 -- valid
  Vibrissina aurifrons (Curran, 1930) -- valid
  Vibrissina bridwelli (Aldrich, 1931) -- valid
  Vibrissina buckelli (Curran, 1926) -- valid
  Vibrissina dolopis (Reinhard, 1958) -- valid
  Vibrissina erecta (Aldrich, 1931) -- valid
  Vibrissina hylotomae (Coquillett, 1898) -- valid
  Vibrissina leibyi (Townsend, 1916) -- valid
  Vibrissina mexicana (Aldrich, 1931) -- valid
  Vibrissina nigriventris (Smith, 1917) -- valid
  Vibrissina spinigera (Townsend, 1915) -- valid
  Vibrissina texensis (Aldrich, 1931) -- valid
  Vibrissotheresia Reinhard, 1943 -- invalid
  Vibrissotheresia pechumani Reinhard, 1943 -- invalid
  Viviania Rondani, 1861 -- invalid
  Viviania angustifrons Reinhard, 1930 -- invalid
  Viviania arrisor Reinhard, 1959 -- invalid
  Viviania georgiae Brauer and Bergenstamm, 1891 -- invalid
  Viviania lachnosternae Townsend, 1908 -- invalid
  Viviania nocturnalis Reinhard, 1930 -- invalid
  Viviania pedita Reinhard, 1959 -- invalid
  Voria Robineau-Desvoidy, 1830 -- valid
  Voria aurifrons (Townsend, 1892) -- valid
  Voria ruralis (Fallén, 1810) -- valid
  Voriini -- valid
  Wagneria Robineau-Desvoidy, 1830 -- valid
  Wagneria cornuta Curran, 1928 -- valid
  Wagneria distincta Curran, 1928 -- invalid
  Wagneria major Curran, 1928 -- valid
  Wagneria ocellaris Reinhard, 1955 -- valid
  Wagneria pacata Reinhard, 1955 -- valid
  Wagneria vernata West, 1925 -- valid
  Wahlbergia atripennis Townsend, 1891 -- invalid
  Wahlbergia brevipennis Loew, 1863 -- invalid
  Walkeria Robineau-Desvoidy, 1863 -- invalid
  Websteriana Walton, 1914 -- invalid
  Winthemia Robineau-Desvoidy, 1830 -- valid
  Winthemia abdominalis (Townsend, 1919) -- valid
  Winthemia andersoni Guimarães, 1972 -- valid
  Winthemia antennalis Coquillett, 1902 -- valid
  Winthemia argentifrons Guimarães, 1972 -- invalid
  Winthemia aurifrons Guimarães, 1972 -- valid
  Winthemia borealis Reinhard, 1931 -- valid
  Winthemia cecropia (Riley, 1870) -- valid
  Winthemia cecropiae Reinhard, 1931 -- invalid
  Winthemia citheroniae Sabrosky, 1948 -- valid
  Winthemia datanae (Townsend, 1892) -- valid
  Winthemia deilephilae (Osten Sacken, 1887) -- valid
  Winthemia duplicata Reinhard, 1931 -- valid
  Winthemia floridensis Guimarães, 1972 -- valid
  Winthemia fumiferanae Tothill, 1912 -- invalid
  Winthemia illinoensis Robertson, 1901 -- invalid
  Winthemia imitator Reinhard, 1931 -- valid
  Winthemia intermedia Reinhard, 1931 -- valid
  Winthemia intonsa Reinhard, 1931 -- invalid
  Winthemia manducae Sabrosky and DeLoach, 1970 -- valid
  Winthemia montana Reinhard, 1931 -- valid
  Winthemia obscura Coquillett, 1897 -- invalid
  Winthemia occidentis Reinhard, 1931 -- valid
  Winthemia okefenokeensis Smith, 1916 -- valid
  Winthemia polita Reinhard, 1931 -- valid
  Winthemia quadripustulata (Fabricius, 1794) -- valid
  Winthemia reinhardi Guimarães, 1972 -- valid
  Winthemia rufonotata (Bigot, 1889) -- valid
  Winthemia rufopicta (Bigot, 1889) -- valid
  Winthemia sabroskyi Guimarães, 1972 -- invalid
  Winthemia sinuata Reinhard, 1931 -- valid
  Winthemia texana Reinhard, 1931 -- valid
  Winthemia vesiculata (Townsend, 1916) -- valid
  Winthemiini -- valid
  Wulpia Brauer and Bergenstamm, 1893 -- invalid
  Wulpia aperta Brauer and Bergenstamm, 1893 -- invalid
  Xanthoactia Townsend, 1919 -- invalid
  Xanthocera Townsend, 1915 -- invalid
  Xanthocera atra Townsend, 1919 -- invalid
  Xanthocera clistoides Townsend, 1915 -- invalid
  Xanthocera lucentis Reinhard, 1962 -- invalid
  Xanthoepalpus Townsend, 1914 -- valid
  Xanthoepalpus bicolor (Williston, 1886) -- valid
  Xanthoernestia Townsend, 1926 -- invalid
  Xanthoernestia antennalis Townsend, 1926 -- invalid
  Xanthomelana Wulp, 1892 -- invalid
  Xanthomelana flavipes Coquillett, 1897 -- invalid
  Xanthomelanodes Townsend, 1893 -- valid
  Xanthomelanodes arcuatus (Say, 1829) -- valid
  Xanthomelanodes atripennis (Say, 1829) -- valid
  Xanthomelanodes californica Townsend, 1908 -- invalid
  Xanthomelanodes californicus Townsend, 1908 -- valid
  Xanthomelanodes flavipes (Coquillett, 1897) -- valid
  Xanthophyto Townsend, 1916 -- valid
  Xanthophyto antennalis (Townsend, 1926) -- valid
  Xanthophyto labis (Coquillett, 1895) -- valid
  Xenadmontia Townsend, 1915 -- invalid
  Xiphomyia Townsend, 1917 -- invalid
  Xiphomyia auriceps Aldrich, 1926 -- invalid
  Xiphomyia texana Reinhard, 1923 -- invalid
  Xysta didyma Loew, 1863 -- invalid
  Ypophaemyia Townsend, 1916 -- invalid
  Ypophaemyia malacosomae Townsend, 1916 -- invalid
  Zaira Robineau-Desvoidy, 1830 -- valid
  Zaira angustifrons (Reinhard, 1930) -- valid
  Zaira arrisor (Reinhard, 1959) -- valid
  Zaira aurigera (Coquillett, 1895) -- valid
  Zaira calosomae (Townsend, 1916) -- valid
  Zaira duplaris (Reinhard, 1964) -- valid
  Zaira eleodivora (Walton, 1918) -- valid
  Zaira georgiae (Brauer and Bergenstamm, 1891) -- valid
  Zaira lateralis (Curran, 1925) -- valid
  Zaira leechi (Curran, 1932) -- valid
  Zaira medeola (Reinhard, 1961) -- valid
  Zaira mutabilis (Coquillett, 1904) -- valid
  Zaira neomexicana (Townsend, 1892) -- valid
  Zaira nocturnalis (Reinhard, 1930) -- valid
  Zaira sordicolor (Townsend, 1891) -- valid
  Zelia Robineau-Desvoidy, 1830 -- valid
  Zelia argentosa (Reinhard, 1946) -- valid
  Zelia gracilis (Reinhard, 1946) -- valid
  Zelia metalis (Reinhard, 1946) -- valid
  Zelia mira (Reinhard, 1946) -- valid
  Zelia montana (Townsend, 1919) -- valid
  Zelia nitens (Reinhard, 1946) -- valid
  Zelia rostrata Robineau-Desvoidy, 1830 -- invalid
  Zelia ruficauda (Reinhard, 1946) -- valid
  Zelia rufina (Bigot, 1885) -- valid
  Zelia tricolor (Coquillett, 1899) -- valid
  Zelia vertebrata (Say, 1829) -- valid
  Zelia wildermuthii Walton, 1914 -- valid
  Zelia zonata (Coquillett, 1895) -- valid
  Zelleria Robineau-Desvoidy, 1863 -- invalid
  Zenillia angustivitta Aldrich and Webber, 1924 -- invalid
  Zenillia blanda virilis Aldrich and Webber, 1924 -- invalid
  Zenillia browni Curran, 1933 -- invalid
  Zenillia coerulea Aldrich and Webber, 1924 -- invalid
  Zenillia collina Reinhard, 1944 -- invalid
  Zenillia coquilletti Aldrich and Webber, 1924 -- invalid
  Zenillia crassiseta Aldrich and Webber, 1924 -- invalid
  Zenillia dawsoni Sellers, 1943 -- invalid
  Zenillia desmiae Sellers, 1943 -- invalid
  Zenillia euchaetiae Sellers, 1943 -- invalid
  Zenillia formosa Aldrich and Webber, 1924 -- invalid
  Zenillia fulgoris Sellers, 1943 -- invalid
  Zenillia inflatipalpis Aldrich and Webber, 1924 -- invalid
  Zenillia marginata Aldrich and Webber, 1924 -- invalid
  Zenillia mathesoni Reinhard, 1937 -- invalid
  Zenillia protuberans Aldrich and Webber, 1924 -- invalid
  Zenillia reclinata Aldrich and Webber, 1924 -- invalid
  Zenillia scolex Reinhard, 1953 -- invalid
  Zenillia submissa Aldrich and Webber, 1924 -- invalid
  Zenillia valens Aldrich and Webber, 1924 -- invalid
  Zetterstedtia Robineau-Desvoidy, 1863 -- invalid
  Zizyphomyia Townsend, 1916 -- valid
  Zizyphomyia celer Townsend, 1916 -- invalid
  Zizyphomyia chihuahuensis (Townsend, 1892) -- valid
  Zizyphomyia crescentis (Reinhard, 1944) -- valid
  Zizyphomyia limata (Coquillett, 1902) -- valid
  Zygobothria nidicola Townsend, 1908 -- invalid
  Zygosturmia Townsend, 1911 -- invalid
  Zygosturmia inca Townsend, 1911 -- invalid
   

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