Between brackets is the number of accepted species
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- Biota
- Kingdom Animalia
- Phylum Acanthocephala
- Phylum Agmata †
- Phylum Animalia (awaiting allocation)
- Phylum Animalia incertae sedis
- Phylum Annelida
- Phylum Arthropoda
- Subphylum Chelicerata
- Subphylum Crustacea
- Subphylum Hexapoda
- Class Collembola
- Class Diplura
- Class Entognatha accepted as Hexapoda
- Class Insecta
- Order Alienoptera † accepted as Blattodea
- Order Amphiesmenoptera incertae sedis †
- Order Anoplura accepted as Phthiraptera
- Order Archaeognatha
- Order Archaeorthoptera (awaiting allocation) †
- Order Archaeorthoptera incertae sedis
- Order Argentinoptera †
- Order Blattodea
- Order Blattoptera †
- Order Caloneurida
- Order Caloneurodea †
- Order Cnemidolestodea †
- Order Coleoptera
- Order Coxoplectoptera †
- Order Dermaptera
- Order Diaphanopterodea †
- Order Diaphanopteroidea accepted as Diaphanopterodea †
- Order Dicliptera †
- Order Dicondylia incertae sedis
- Order Dictyoptera (awaiting allocation)
- Order Dictyoptera incertae sedis
- Order Diptera
- Family Acartophthalmidae Czerny, 1928
- Family Acroceridae Leach, 1815
- Family Agromyzidae Fallén, 1823
- Family Alinkidae Krzemiński, 1992 † accepted as Procramptonomyiidae Kovalev, 1985 †
- Family Anisopidae accepted as Anisopodidae Knab, 1912
- Family Anisopodidae Knab, 1912
- Family Ansorgiidae Evenhuis, 1994 †
- Family Antefungivoridae Rohdendorf, 1938 †
- Family Anthomyiidae Latreille, 1829
- Family Anthomyzidae Czerny, 1903
- Family Apioceridae Bigot, 1857
- Family Apsilocephalidae Nagatomi, Saigusa, Nagatomi & Lyneborg, 1991
- Family Apystomyiidae Nagatomi & Liu, 1994
- Family Archisargidae Rohdendorf, 1951 †
- Family Architendipedidae Rohdendorf, 1962 † accepted as Ptychopteridae Osten Sacken, 1862
- Family Archizelmiridae Rohdendorf, 1962 †
- Family Asilidae Latreille, 1802
- Family Asiloidea incertae sedis
- Family Asiochaoboridae Hong & Wang, 1990 †
- Family Asteiidae Rondani, 1856
- Family Atelestidae Hennig, 1970
- Family Athericidae Nowicki, 1873
- Family Aulacigastridae Duda, 1924
- Family Australimyzidae Griffiths, 1972
- Family Austroleptidae Nagatomi, 1982
- Family Axymyiidae Shannon, 1921
- Family Bengaliidae Brauer & Bergenstamm, 1889
- Family Bibionidae Fleming, 1821
- Family Blephariceridae Loew, 1862
- Family Blepharoceridae accepted as Blephariceridae Loew, 1862
- Family Boholdoyidae Kovalev, 1985 †
- Family Bolithophilidae accepted as Bolitophilidae Winnertz, 1863
- Family Bolitophilidae Winnertz, 1863
- Family Bombylidae accepted as Bombyliidae Latreille, 1802
- Family Bombyliidae Latreille, 1802
- Family Borboridae Newman, 1834 accepted as Sphaeroceridae Macquart, 1835
- Family Brachystomatidae Melander, 1908
- Family Braulidae Egger, 1853
- Family Calliphoridae Brauer & Bergenstamm, 1889
- Family Camillidae Frey, 1921
- Family Campichoetidae Griffiths, 1972
- Family Canaceidae accepted as Canacidae Jones, 1906
- Family Canacidae Jones, 1906
- Family Canthyloscelidae Shannon, 1927
- Family Carnidae Newman, 1834
- Family Cascopleciidae Poinar, 2010 †
- Family Cecidomyiidae Newman, 1835
- Family Celyphidae Bigot, 1852
- Family Ceratopogonidae Newman, 1834
- Family Chamaemyiidae Hendel, 1910
- Family Chaoboridae Edwards, 1932
- Family Chimeromyiidae Grimaldi & Cumming, 2009 †
- Family Chironomidae Macquart, 1838
- Family Chironomoidea incertae sedis
- Family Chloropidae Rondani, 1856
- Family Christelenkidae Roháček, 2023 †
- Family Chyromyidae Hendel, 1916
- Family Circumphallidae Papp, 2011
- Family Clusiidae Hendel, 1916
- Family Clusiomitidae Roháček & Hoffeins, 2021 †
- Family Coelopidae Hendel, 1910
- Family Coenomyiidae
- Family Conopidae Latreille, 1802
- Family Cordyluridae
- Family Corethrellidae Edwards, 1932
- Family Cratomyiidae Mazzarolo & Amorim, 2000 † accepted as Zhangsolvidae Nagatomi & Yang, 1998 †
- Family Crosaphididae Kovalev, 1983 †
- Family Cryptochaetidae accepted as Cryptochetidae Brues & Melander, 1932
- Family Cryptochetidae Brues & Melander, 1932
- Family Ctenostylidae Bigot, 1882
- Family Culicidae Meigen, 1818
- Family Curtonotidae Enderlein, 1914
- Family Cuterebridae Brauer, 1887
- Family Cylindrotomidae Schiner, 1863
- Family Cypselosomatidae Hendel, 1931
- Family Deuterophlebiidae Edwards, 1922
- Family Dexiidae Sharp, 1887
- Family Deximorpha Brauer & Bergenstamm, 1889 accepted as Tachinidae Bigot, 1853
- Family Diadocidiidae Winnertz, 1863
- Family Diastatidae Hendel, 1917
- Family Dictyodipteridae Rohdendorf, 1961 †
- Family Diopsidae Billberg, 1820
- Family Diplopolyneuridae Rohdendorf, 1962 † accepted as Pediciidae Osten Sacken, 1860
- Family Diptera (awaiting allocation)
- Family Ditomyiidae Kylin, 1919
- Family Dixamimidae † accepted as Chaoboridae Edwards, 1932
- Family Dixidae Schiffner, 1868
- Family Dolichopodidae Latreille, 1809
- Family Drosophilidae Rondani, 1856
- Family Dryomyzidae Schiner, 1864
- Family Dyspolyneuridae Rohdendorf, 1961 †
- Family Elliidae Krzeminska, Blagoderov & Krezmiñski, 1993 †
- Family Empididae Latreille, 1804
- Family Eoditomyiidae Ansorge, 1996 †
- Family Eolimnobiidae Rohdendorf, 1962 †
- Family Eomyiidae Rohdendorf, 1962 †
- Family Eophlebomyiidae Cockerell, 1925 †
- Family Eopleciidae Rohdendorf, 1946 †
- Family Eopolyneuridae Rohdendorf, 1962 †
- Family Eoptychopteridae Handlirsch, 1906 † accepted as Ptychopteridae Osten Sacken, 1862
- Family Eostratiomyiidae Rohdendorf, 1962 †
- Family Ephydridae Zetterstedt, 1837
- Family Eremochaetidae Ussatchov, 1968 †
- Family Eremoneura (awaiting allocation)
- Family Eucaudomyiidae Grimaldi, 2016 †
- Family Eurychoromyiidae endel, 1910 accepted as Lauxaniidae Macquart, 1835
- Family Evocoidae Yeates, Irwin & Wiegmann, 2006
- Family Fanniidae Schnabl & Dziedzicki, 1911
- Family Fergusoninidae Hennig, 1958
- Family Fungivoritidae Rohdendorf, 1946 †
- Family Galliidae Lukashevich & Mostovski, 2023 †
- Family Gasterophilidae Girschner, 1896
- Family Geomyzidae Fallén, 1823 accepted as Opomyzidae Fallén, 1820
- Family Glossinidae Theobald, 1903
- Family Gobryidae McAlpine, 1997
- Family Gracilitipulidae Hong & Wang, 1990 † accepted as Pediciidae Osten Sacken, 1860
- Family Grauvogeliidae Krzemiński, Krzemińska & Papier, 1994 †
- Family Helcomyzidae Hendel, 1924
- Family Heleomyzidae Westwood, 1840
- Family Helomyzidae accepted as Heleomyzidae Westwood, 1840
- Family Helosciomyzidae Steyskal, 1965
- Family Hennigmatidae Shcherbakov, 1995 †
- Family Hesperinidae Walker, 1848
- Family Heterocheilidae McAlpine, 1991
- Family Heteropezidae Schiner, 1868
- Family Hilarimorphidae Williston, 1896
- Family Hippoboscidae Samouelle, 1819
- Family Hippoboscoidea incertae sedis †
- Family Hoffeinsmyiidae Michelsen, 2009 †
- Family Homalocnemiidae Collin, 1928
- Family Huttoninidae Steyskal, 1965
- Family Hybotidae Meigen, 1820
- Family Hyperoscelididae Hardy & Nagatomi, 1960
- Family Hyperpolyneuridae Rohdendorf, 1961 †
- Family Hypodermatidae Rondani, 1856
- Family Inbiomyiidae Buck, 2006
- Family Ironomyiidae McAlpine & Martin, 1966
- Family Iteaphilidae Wahlberg & Johanson, 2018
- Family Kaluginamyiidae Lukashevich, Pepinelli & Currie, 2020 †
- Family Keroplatidae Rondani, 1856
- Family Kovalevisargidae Mostovski, 1997 †
- Family Lauxaniidae Macquart, 1835
- Family Leptidae Burmeister, 1837 accepted as Rhagionidae Latreille, 1802
- Family Lestremiidae accepted as Cecidomyiidae Newman, 1835
- Family Limnorhyphidae Hong, 1983 † accepted as Perissommatidae Colless, 1962
- Family Limoniidae Speiser, 1909
- Family Lonchaeidae Loew, 1861
- Family Lonchopteridae Macquart, 1835
- Family Luanpingitidae Zhang, 1986 †
- Family Lygistorrhinidae Edwards, 1925
- Family Macroceridae Rondani, 1856
- Family Marginidae McAlpine, 1991
- Family Megamerinidae Hendel, 1913
- Family Mesophantasmatidae Rohdendorf, 1962 †
- Family Mesosciophilidae Rohdendorf, 1946 †
- Family Mesothaumaleidae † accepted as Thaumaleidae Bezzi, 1913
- Family Micropezidae Blanchard, 1840
- Family Microphoridae Collin, 1960 accepted as Dolichopodidae Latreille, 1809
- Family Milichiidae Schiner, 1862
- Family Mormotomyiidae Austen, 1936
- Family Muscidae Latreille, 1802
- Family Musidoromimidae Rohdendorf, 1962 †
- Family Mycetobiidae accepted as Anisopodidae Knab, 1912
- Family Mycetophilidae Newman, 1834
- Family Mydaidae accepted as Mydidae Latreille, 1809
- Family Mydidae Latreille, 1809
- Family Mystacinobiidae Holloway, 1976
- Family Mysteromyiidae Grimaldi, 2016 †
- Family Mythicomyiidae Melander, 1902
- Family Nadipteridae Lukashevich, 1995 †
- Family Nannodastiidae Papp, 1980
- Family Natalimyzidae Barraclough & McAlpine, 2006
- Family Nemestrinidae Griffith & Pidgeon, 1832
- Family Neminidae McAlpine, 1983
- Family Neriidae Westwood, 1840
- Family Neurochaetidae McAlpine, 1978
- Family Nothybidae Frey, 1927
- Family Nycteribiidae Samouelle, 1819
- Family Nymphomyiidae Tokunaga, 1932
- Family Ocoidae accepted as Evocoidae Yeates, Irwin & Wiegmann, 2006
- Family Odiniidae Hendel, 1920
- Family Oestridae Leach, 1815
- Family Oligophryneidae Rohdendorf, 1962 † accepted as Anisopodidae Knab, 1912
- Family Oligophrynidae Rohdendorf, 1962 † accepted as Anisopodidae Knab, 1912
- Family Opetiidae Rondani, 1856
- Family Opomyzidae Fallén, 1820
- Family Oreoleptidae Zloty, Sinclair & Pritchard, 2005
- Family Orientisargidae Zhang, 2012 †
- Family Ortalidae Fallén, 1810 accepted as Ulidiidae Macquart, 1835
- Family Otitidae Aldrich, 1932 accepted as Ulidiidae Macquart, 1835
- Family Pachyneuridae Schiner, 1864
- Family Palaeolimnobiidae Zhang, Zhang, Liu & Shangguan, 1986 † accepted as Pediciidae Osten Sacken, 1860
- Family Palaeophoridae Rohdendorf, 1951 †
- Family Palaeopleciidae Rohdendorf, 1962 †
- Family Palaeostratiomyiidae Rohdendorf, 1938 † accepted as Rhagionidae Latreille, 1802
- Family Pallopteridae Loew, 1862
- Family Panthophthalmidae accepted as Pantophthalmidae Bigot, 1882
- Family Pantophthalmidae Bigot, 1882
- Family Parapleciidae Hong, 1983 † accepted as Paraxymyiidae Rohdendorf, 1946 †
- Family Paratendipedidae Hong & Wang, 1990 † accepted as Serendipidae Evenhuis, 1994 †
- Family Paraxymyiidae Rohdendorf, 1946 †
- Family Pediciidae Osten Sacken, 1860
- Family Pelecorhynchidae Enderlein, 1922
- Family Periscelidae accepted as Periscelididae Oldenberg, 1914
- Family Periscelididae Oldenberg, 1914
- Family Perissomatidae Colless, 1962 accepted as Perissommatidae Colless, 1962
- Family Perissommatidae Colless, 1962
- Family Phaeomyiidae Verbeke, 1950
- Family Phasiidae Robineau-Desvoidy, 1830 accepted as Tabanidae Latreille, 1802
- Family Phlebotomidae accepted as Psychodidae Newman, 1834
- Family Phoridae Curtis, 1833
- Family Phragmoligoneuridae Rohdendorf, 1962 † accepted as Protopleciidae Rohdendorf, 1946 †
- Family Piophilidae Macquart, 1835
- Family Pipunculidae Walker, 1834
- Family Platypezidae Fallén, 1815
- Family Platystomatidae Schiner, 1862
- Family Pleciidae Duda, 1930 accepted as Bibionidae Fleming, 1821
- Family Pleciodictyidae Rohdendorf, 1962 † accepted as Protopleciidae Rohdendorf, 1946 †
- Family Pleciofungivoridae Rohdendorf, 1946 †
- Family Pleciomimidae Rohdendorf, 1946 † accepted as Antefungivoridae Rohdendorf, 1938 †
- Family Polleniidae Brauer & Bergenstamm, 1889
- Family Procramptonomyiidae Kovalev, 1985 †
- Family Proneottiophilidae Hennig, 1969 †
- Family Protapioceridae Ren, 1998 †
- Family Protempididae Ussatchov, 1968 †
- Family Protendipedidae Rohdendorf, 1962 †
- Family Protobibionidae Rohdendorf, 1946 †
- Family Protobrachyceridae Rohdendorf, 1962 †
- Family Protobrachycerontidae † accepted as Protobrachyceridae Rohdendorf, 1962 †
- Family Protoligoneuridae Rohdendorf, 1962 † accepted as Protopleciidae Rohdendorf, 1946 †
- Family Protomphralidae Rohdendorf, 1962 †
- Family Protopleciidae Rohdendorf, 1946 †
- Family Protorhyphidae Handlirsch, 1906 †
- Family Protoscatopsidae Rohdendorf, 1946 †
- Family Pseudopomyzidae McAlpine, 1966
- Family Psilidae Macquart, 1835
- Family Psychodidae Newman, 1834
- Family Psychodoidea incertae sedis
- Family Ptychopteridae Osten Sacken, 1862
- Family Pyrgotidae Schiner, 1868
- Family Rangomaramidae Jaschhof & Didham, 2002
- Family Rhaetomyiidae Rohdendorf, 1962 †
- Family Rhagionemestriidae Ussatchov, 1968 †
- Family Rhagionempididae Rohdendorf, 1951 †
- Family Rhagionidae Latreille, 1802
- Family Rhiniidae Brauer & Bergenstamm, 1889
- Family Rhinophoridae Robineau-Desvoidy, 1863
- Family Rhinotoridae Williston, 1896 accepted as Heleomyzidae Westwood, 1840
- Family Rhopalomeridae accepted as Ropalomeridae Schiner, 1868
- Family Rhyphidae Newman, 1834 accepted as Anisopodidae Knab, 1912
- Family Richardidae accepted as Richardiidae Loew, 1868
- Family Richardiidae Loew, 1868
- Family Ropalomeridae Schiner, 1868
- Family Sapromyzidae accepted as Lauxaniidae Macquart, 1835
- Family Sarcophagidae Macquart, 1834
- Family Scathophagidae Cresson, 1918
- Family Scatophagidae Robineau-Desvoidy, 1830 accepted as Scathophagidae Cresson, 1918
- Family Scatopsidae Newman, 1834
- Family Scenopinidae Fallén, 1817
- Family Sciadoceridae Schmitz, 1929
- Family Sciaridae Billberg, 1820
- Family Sciaroidea incertae sedis
- Family Sciomyzidae Fallén, 1820
- Family Sepsidae Walker, 1833
- Family Serendipidae Evenhuis, 1994 †
- Family Siberhyphidae †
- Family Simuliidae Newman, 1834
- Family Sinotendipedidae † accepted as Anisopodidae Knab, 1912
- Family Somatiidae Hendel, 1935
- Family Spaniidae Rondani, 1856 accepted as Rhagionidae Latreille, 1802
- Family Sphaeoroceridae accepted as Sphaeroceridae Macquart, 1835
- Family Sphaeroceridae Macquart, 1835
- Family Stenomicridae Papp, 1984 accepted as Periscelididae Oldenberg, 1914
- Family Stratiomyidae Latreille, 1802
- Family Streblidae Kolenati, 1863
- Family Stronglyophthalmyiidae accepted as Strongylophthalmyiidae Hendel, 1917
- Family Strongylophthalmyiidae Hendel, 1917
- Family Synneuridae Enderlein, 1936 accepted as Canthyloscelidae Shannon, 1927
- Family Syringogastridae Prado, 1969
- Family Syrphidae Latreille, 1802
- Genus Achoanus Munro, 1924
- Genus Acrochordonodes Bigot, 1878 accepted as Senogaster Macquart, 1834
- Genus Afromicrodon Thompson, 2008
- Genus Afroparagus Vujic & Radenkovic, 2008 accepted as Paragus Latreille, 1804
- Genus Afrostoma Skevington, Thompson & Vockeroth, 2014 accepted as Melanostoma Schiner, 1860
- Genus Afrosyrphus Curran, 1927
- Genus Afroxanthandrus Kassebeer, 2000
- Genus Agnisyrphus
- Genus Alipumilio Shannon, 1927
- Genus Allobaccha Curran, 1928
- Genus Allograpta Osten-Sacken, 1875
- Genus Allograptina Enderlein, 1937
- Genus Amathia Walker, 1852 accepted as Eosalpingogaster Hull, 1949
- Genus Ameroxylota Hippa, 1978
- Genus Amphoterus Bezzi, 1915
- Genus Anasimyia Schiner, 1864
- Genus Ancylosyrphus Bigot, 1882 accepted as Asarkina Macquart, 1841
- Genus Androsyrphus Thompson, 1981 accepted as Xanthandrus Verrall, 1901
- Genus Aneriophora Stuardo & Cortés, 1952
- Genus Anocheila Hellén, 1950
- Genus Antillus Vockeroth, 1969
- Genus Antiops Enderlein, 1937 accepted as Toxomerus Macquart, 1855
- Genus Anu Thompson, 2008
- Genus Aphritis Latreille, 1804 accepted as Microdon Meigen, 1803
- Genus Apophysophora Williston, 1888 accepted as Copestylum Macquart, 1846
- Genus Archalia Hull, 1945
- Genus Archimicrodon Hull, 1945
- Genus Arctolepta Hull, 1945 †
- Genus Arctophila Schiner, 1860
- Genus Arctosyrphus Frey, 1918
- Genus Argentinomyia Lynch Arribálzaga, 1891
- Genus Aristosyrphus Curran, 1941
- Genus Asarcina Agassiz, 1846
- Genus Asarkina Macquart, 1841
- Genus Ascia Meigen, 1822 accepted as Neoascia Williston, 1886
- Genus Asemosyrphus Bigot, 1882
- Genus Asiodidea Stackelberg, 1930
- Genus Asiosphegina Stackelberg in Knutson, Thompson & Vockeroth, 1975
- Genus Asiosphegina Stackelberg, 1953 accepted as Asiosphegina Stackelberg in Knutson, Thompson & Vockeroth, 1975
- Genus Aspondus Gistl, 1848
- Genus Atemnocera Bigot, 1882 accepted as Copestylum Macquart, 1846
- Genus Atylobacca Edwards & Hopwood, 1966 accepted as Atylobaccha Hull, 1949
- Genus Atylobaccha Hull, 1949 accepted as Ocyptamus Serville in Macquart, 1834
- Genus Austalis Thompson & Vockeroth in Thompson, 2003
- Genus Austroascia Thompson & Marnef, 1977
- Genus Austrophilus Thompson, 2000
- Genus Austroscaeva Láska, Mazánek & Mengua, 2018
- Genus Austrosyritta Marnef, 1967
- Genus Austrosyrphus Vockeroth, 1969
- Genus Axona Walker, 1864
- Genus Azpeytia Walker, 1865
- Genus Bacca Rondani, 1844 accepted as Baccha Fabricius, 1805
- Genus Baccha Fabricius, 1805
- Genus Bacha Schiner, 1861 accepted as Baccha Fabricius, 1805
- Genus Barbariella Shannon, 1922 accepted as Chrysosyrphus Sedman in Stone et al., 1965
- Genus Barberiella Shannon, 1922 accepted as Chrysosyrphus Sedman in Stone et al., 1965
- Genus Bardistophus
- Genus Bardistopus Mann, 1920
- Genus Baryterocera Walker, 1856
- Genus Betasyrphus Matsumura, 1917
- Genus Biema Huo & Zhao, 2022
- Genus Blera Billberg, 1820
- Genus Bombozelosis Enderlein, 1934
- Genus Brachiopa Rondani, 1845 accepted as Brachyopa Meigen, 1822
- Genus Brachipalpus Rondani, 1845 accepted as Brachypalpus Macquart, 1834
- Genus Brachymyia Williston, 1882
- Genus Brachyopa Meigen, 1822
- Genus Brachypalpoides Hippa, 1978
- Genus Brachypalpus Macquart, 1834
- Genus Braziliana Curran, 1925
- Genus Bulboscrobia Gaunitz, 1937
- Genus Cacoceria Hull, 1936
- Genus Cacogaster Hull, 1945
- Genus Cacomyia Hull, 1930 accepted as Cacoceria Hull, 1936
- Genus Calcaretropidia
- Genus Calicera Billberg, 1820 accepted as Callicera Panzer, 1806-09
- Genus Caliprobola Rondani, 1845
- Genus Callicera Panzer, 1806-09
- Genus Calliprobola Rondani, 1856 accepted as Caliprobola Rondani, 1845
- Genus Calliprobola Verrall, 1901 accepted as Caliprobola Rondani, 1845
- Genus Callistigma Hull, 1944 accepted as Calostigma Shannon, 1927
- Genus Callostigma Curran, 1930 accepted as Calostigma Shannon, 1927
- Genus Callostigma Curran, 1941 accepted as Calostigma Shannon, 1927
- Genus Calostigma Shannon, 1927
- Genus Camerania Giglio-Tos, 1892 accepted as Copestylum Macquart, 1846
- Genus Campeneura Rondani, 1856 accepted as Orthonevra Macquart, 1829
- Genus Campineura Rondani, 1857 accepted as Campeneura Rondani, 1856
- Genus Camponeura Sack in Lindner, 1928
- Genus Camptoneura Williston, 1886
- Genus Campyneura Schiner, 1868
- Genus Carposcalis Enderlein, 1937 accepted as Platycheirus Lepeletier & Serville, 1828
- Genus Cartosyrphus Bigot, 1883
- Genus Catabomba Osten-Sacken, 1877
- Genus Cepa Thompson & Vockeroth in Thompson, 2007
- Genus Cerathophya Wiedemann, 1830 accepted as Ceratophya Wiedemann, 1824
- Genus Ceratoconcha Simroth, 1907
- Genus Ceratophya Wiedemann, 1824 accepted as Microdon Meigen, 1803
- Genus Ceratophyia Osten-Sacken, 1858 accepted as Ceratophya Wiedemann, 1824
- Genus Ceratrichomyia Séguy, 1951
- Genus Ceria Fabricius, 1794 accepted as Ceriana Rafinesque, 1815
- Genus Ceriana Rafinesque, 1815
- Genus Ceriella Edwards & Hopwood, 1966
- Genus Ceriogaster Williston, 1888
- Genus Cerioides Rondani, 1850 accepted as Sphiximorpha Rondani, 1850
- Genus Cerioimicrodon
- Genus Ceriomicrodon Hull, 1937
- Genus Chalcomyia Williston, 1885
- Genus Chalcosyrphus Curran, 1925
- Genus Chamaesphegina Shannon & Aubertin, 1933
- Genus Chamaesyrphus Mik, 1895 accepted as Pelecocera Meigen, 1822
- Genus Chasmia Enderlein, 1937 accepted as Fazia Shannon, 1927
- Genus Chasmomma Bezzi, 1915
- Genus Cheilosia Panzer, 1809
- Genus Cheilosialepta Hull, 1945 †
- Genus Chilosia Agassiz, 1846
- Genus Chriorhyna Rondani, 1845 accepted as Criorhina Meigen, 1822
- Genus Chrisogaster Rondani, 1868 accepted as Chrysogaster Meigen, 1800
- Genus Chromocheilosia Hull & Fluke, 1950
- Genus Chryorhina Rondani, 1856 accepted as Criorhina Meigen, 1822
- Genus Chryorhyna Rondani, 1857 accepted as Criorhina Meigen, 1822
- Genus Chrysidimyia Hull, 1944 accepted as Chrysidimyia Hull, 1937
- Genus Chrysidimyia Hull, 1937
- Genus Chrysochlamis Schiner, 1857
- Genus Chrysochlamys Rondani, 1856 accepted as Chrysoclamys Rondani, 1856
- Genus Chrysoclamis Walker, 1851 accepted as Ferdinandea Rondani, 1844
- Genus Chrysoclamys Rondani, 1856 accepted as Chrysoclamis Walker, 1851
- Genus Chrysogaster Meigen, 1800
- Genus Chrysostoxum Eversmann, 1834 accepted as Chrysotoxum Meigen, 1803
- Genus Chrysosyrphus Sedman in Stone et al., 1965
- Genus Chrysothoxum Drensky, 1934 accepted as Chrysotoxum Meigen, 1803
- Genus Chrysotoxum Meigen, 1803
- Genus Chymophila Macquart, 1834
- Genus Chysidimyia Hull, 1937 accepted as Chrysidimyia Hull, 1937
- Genus Cinxia Meigen, 1800
- Genus Citabaena Curran, 1938 accepted as Citibaena Walker, 1856
- Genus Citibaena Walker, 1856
- Genus Citrogramma Vockeroth, 1969
- Genus Claraplumula Shannon, 1927
- Genus Claussenia Vujić & Ståhls, 2013
- Genus Cnemodon Egger, 1865 accepted as Neocnemodon Goffe, 1944
- Genus Coeloprosopa
- Genus Coilometopa Macquart, 1850
- Genus Coiloprosopa Macquart, 1850
- Genus Colacis Gistl, 1848 accepted as Microdon Meigen, 1803
- Genus Condidea Coquillett, 1907
- Genus Conicheila Barkalov, 2002
- Genus Conocotamyia Fluke, 1952
- Genus Conosyrphus Frey, 1915
- Genus Conosyrphus Matsumura, 1918
- Genus Convocheila Barkalov, 2002
- Genus Copestylum Macquart, 1846
- Genus Coprina Zetterstedt, 1837
- Genus Costarica Mengual & Thompson, 2009 accepted as Tiquicia Thompson, 2012
- Genus Crepidomyia Shannon, 1926 accepted as Sterphus Philippi, 1865
- Genus Crioprora Osten-Sacken, 1878
- Genus Criorhina Williston, 1886
- Genus Criorhina Meigen, 1822
- Genus Criorhyna Rondani, 1865 accepted as Criorhina Meigen, 1822
- Genus Criorrhina Verrall, 1900
- Genus Criorthrix Hull, 1949 accepted as Habromyia Williston, 1888
- Genus Cryptineura Bigot, 1859 accepted as Orthonevra Macquart, 1829
- Genus Cryptoeristalis Kuznetzov, 1994
- Genus Cryptoneura Bigot, 1882 accepted as Cryptineura Bigot, 1859
- Genus Cryptopipiza Mutin, 1998
- Genus Crysogaster Rondani, 1865 accepted as Chrysogaster Meigen, 1800
- Genus Cynorhina Williston, 1886
- Genus Cynorhinella Curran, 1922
- Genus Cynorrhina
- Genus Cyphipelta Bigot, 1859
- Genus Dasyepistrophe Szilady, 1940 accepted as Mesosyrphus Matsumura, 1917
- Genus Dasymyia Egger, 1858
- Genus Dasysyrphus Enderlein, 1937
- Genus Deineches Walker, 1852
- Genus Desmetrum Enderlein, 1938 accepted as Chamaesphegina Shannon & Aubertin, 1933
- Genus Didea Macquart, 1834
- Genus Dideodes Matsumura, 1917
- Genus Dideoides Brunetti, 1908
- Genus Dideomima Vockeroth, 1969
- Genus Dideopsis Matsumura, 1917
- Genus Digulia Meijere, 1913
- Genus Dimeraspis Newman, 1838
- Genus Dimorphomyia Bigot, 1885 accepted as Lejops Rondani, 1857
- Genus Dimorphoxylota Hippa, 1978
- Genus Dioprosopa Hull, 1949
- Genus Dissoptera Edwards, 1915
- Genus Dolichogyna Macquart, 1842
- Genus Dolichogyne Agassiz, 1846 accepted as Dolichogyna Macquart, 1842
- Genus Dolichomerus Macquart, 1850
- Genus Dolichoremus Macquart, 1850 accepted as Dolichomerus Macquart, 1850
- Genus Doliomyia Hull, 1945 †
- Genus Doliosyrphus Bigot, 1882 accepted as Palpada Macquart, 1834
- Genus Dolyosyrphus Bigot, 1883 accepted as Doliosyrphus Bigot, 1882
- Genus Domodon Reemer, 2013
- Genus Doros Meigen, 1803
- Genus Dorus Agassiz, 1846 accepted as Doros Meigen, 1803
- Genus Edwardsietta Hull, 1941 accepted as Habromyia Williston, 1888
- Genus Elophilus Meigen, 1803 accepted as Eristalis Latreille, 1804
- Genus Emmyia Klocker, 1924
- Genus Endoiasimyia Bigot, 1882
- Genus Eocheilosia Hull, 1949
- Genus Eosalpingogaster Hull, 1949
- Genus Eoseristalis Kanervo, 1938
- Genus Eosmallota Thompson, Wyatt & Mengual, 2018
- Genus Eosphaerophoria Frey, 1946
- Genus Eoxanthandrus Ngô-Muller & Nel, 2020 †
- Genus Eoxylota Hull, 1945 †
- Genus Epistrophe Walker, 1852
- Genus Epistrophella Dusek & Laska, 1967
- Genus Episyrphus Matsumura, 1917
- Genus Epopter Wiedemann, 1830 accepted as Sphecomyia Latreille, 1829
- Genus Eriophora Philippi, 1865 accepted as Aneriophora Stuardo & Cortés, 1952
- Genus Eriops Lioy, 1864 accepted as Eristalis Latreille, 1804
- Genus Eriozona Schiner, 1860
- Genus Eristalinus Rondani, 1845
- Genus Eristalis Latreille, 1804
- Genus Eristalodes Mik, 1897 accepted as Eristalinus Rondani, 1845
- Genus Eristaloides Rondani, 1845 accepted as Eristalis Latreille, 1804
- Genus Eristalomya Rondani, 1857 accepted as Eristalis Latreille, 1804
- Genus Eristalomyia Kittel & Kreichbaumer, 1872 accepted as Eristalomya Rondani, 1857
- Genus Eristalosyrphus Matsumura, 1918
- Genus Erisyrphus Ninomiya, 1929 accepted as Episyrphus Matsumura, 1917
- Genus Eucartosyrphus Barkalov, 2002
- Genus Euceratomyia Williston, 1884
- Genus Eugeniamyia Williston, 1882 accepted as Hammerschmidtia Schummel, 1834
- Genus Eumenis Gimmerthal, 1834
- Genus Eumenos Leach, 1817
- Genus Eumeros Meigen, 1803
- Genus Eumerosyrphus Bigot, 1882
- Genus Eumerus Meigen, 1804 accepted as Xylota Meigen, 1822
- Genus Eumerus Meigen, 1822
- Genus Eumyiolepta Shannon, 1921 accepted as Myolepta Newman, 1838
- Genus Eupeodes Osten-Sacken, 1877
- Genus Eurhimyia Bigot, 1883 accepted as Eurimyia Bigot, 1883
- Genus Eurhinamallota Williston, 1882 accepted as Eurhinomallota Bigot, 1882
- Genus Eurhinomallota Bigot, 1882 accepted as Criorhina Meigen, 1822
- Genus Eurhynomallota Bigot, 1883 accepted as Eurhinomallota Bigot, 1882
- Genus Eurimyia Bigot, 1883 accepted as Helophilus Meigen, 1822
- Genus Eurinomyia Mik, 1897 accepted as Eurimyia Bigot, 1883
- Genus Euryepistrophe Szilády, 1940 accepted as Episyrphus Matsumura, 1917
- Genus Eurymyia Mik in Becker, 1885 accepted as Eurimyia Bigot, 1883
- Genus Eurypterosyrphus Barretto & Lane, 1947
- Genus Eusyrphus Matsumura, 1917
- Genus Evistalis Leach, 1817 accepted as Eristalis Latreille, 1804
- Genus Exallandra Vockeroth, 1969
- Genus Exmerodon Becker, 1912
- Genus Exocheila Rondani, 1857 accepted as Hammerschmidtia Schummel, 1834
- Genus Exochila Mik, 1885 accepted as Exocheila Rondani, 1857
- Genus Fagisyrphus Dusek & Laska, 1967
- Genus Fazia Shannon, 1927
- Genus Ferdinandaea Rondani, 1856 accepted as Ferdinandea Rondani, 1844
- Genus Ferdinandea Rondani, 1844
- Genus Flavizona Huo, 2010
- Genus Floccocheila Barkalov, 2002
- Genus Flukea Etcheverry, 1966
- Genus Fragosa Miranda, 2020
- Genus Fumerus Eversmann, 1834
- Genus Furcantenna Cheng, 2008
- Genus Giluwea Vockeroth, 1969
- Genus Glaurotricha Thomson, 1869 accepted as Copestylum Macquart, 1846
- Genus Graptomyza Wiedemann, 1820
- Genus Habromyia Williston, 1888
- Genus Hadromyia Williston, 1882
- Genus Halictomyia Shannon, 1927
- Genus Hammerschmidtia Schummel, 1834
- Genus Haploxylota Mutin & Gilbert, 1999
- Genus Hardimyia Ferguson, 1926
- Genus Haurotricha Thomson, 1869 accepted as Glaurotricha Thomson, 1869
- Genus Helenomyia Bankowska, 1962 accepted as Allograpta Osten-Sacken, 1875
- Genus Heliodon Reemer, 2013
- Genus Heliophilus Meigen, 1803
- Genus Helophilina Becker, 1923
- Genus Helophilus Leach, 1817 accepted as Elophilus Meigen, 1803
- Genus Helophilus Meigen, 1822
- Genus Hemilampra Macquart, 1850
- Genus Hemixylota Shannon & Aubertin, 1933
- Genus Heringia Rondani, 1856
- Genus Hermesomyia Vockeroth, 1969 †
- Genus Heryngia Rondani, 1857 accepted as Heringia Rondani, 1856
- Genus Heterepistrophe Szilády, 1940 accepted as Episyrphus Matsumura, 1917
- Genus Hiatomyia Shannon, 1922
- Genus Himatisma Agassiz, 1846 accepted as Imatisma Macquart, 1842
- Genus Hisamatsumyia Shiraki, 1968
- Genus Holmbergia Lynch Arribálzaga, 1891
- Genus Hovamicrodon
- Genus Hovaxylota
- Genus Humatrix Gistl, 1848 accepted as Sphegina Meigen, 1822
- Genus Hybobathus Enderlein, 1937
- Genus Hylax Gistl, 1848 accepted as Chrysotoxum Meigen, 1803
- Genus Hypocritanus Miranda, 2020
- Genus Hypselosyrphus Hull, 1937
- Genus Ighboulomyia Kassebeer, 1999
- Genus Imatisma Macquart, 1842
- Genus Indascia Keiser, 1958
- Genus Indosyrphus Kohli, Kapoor & Gupta, 1988
- Genus Indosyrphus Kohli, 1987
- Genus Ischiodon Sack, 1913
- Genus Ischyroptera Pokorny, 1887
- Genus Ischyrosyrphus Bigot, 1882
- Genus Johnsoniodon Curran, 1947
- Genus Karasyrphus Matsumura, 1918
- Genus Katara Vujić & Radenković in Vujić et al., 2019
- Genus Keda Curran, 1931
- Genus Kertesziomya Shiraki, 1930 accepted as Kertesziomyia Shiraki, 1930
- Genus Kertésziomya Shiraki, 1930 accepted as Kertesziomyia Shiraki, 1930
- Genus Kertesziomyia Shiraki, 1930
- Genus Kirimyia Bigot, 1882
- Genus Klossia Curran, 1931 accepted as Eosmallota Thompson, Wyatt & Mengual, 2018
- Genus Knutsonia Barkalov, 2012 accepted as Sphaerophoria Lepeletier & Serville, 1828
- Genus Korinchia Edwards, 1919
- Genus Kryptopyga Hull, 1944
- Genus Laetodon Reemer, 2013
- Genus Lamellidorsum Huo & Zheng, 2005
- Genus Lampetia Meigen, 1800
- Genus Lasiophthicus Rondani, 1856 accepted as Lasiopthicus Rondani, 1845
- Genus Lasiopthicus Rondani, 1845 accepted as Scaeva Fabricius, 1805
- Genus Lasiopticus Verrall, 1901 accepted as Lasiopthicus Rondani, 1845
- Genus Lathyrophthalmus Mik, 1897 accepted as Eristalinus Rondani, 1845
- Genus Lejogaster Rondani, 1857
- Genus Lejops Rondani, 1857
- Genus Lejota Rondani, 1857
- Genus Lepidomyia Loew, 1864 accepted as Lepidostola Mik, 1886
- Genus Lepidopsis Curran, 1925 accepted as Copestylum Macquart, 1846
- Genus Lepidosis
- Genus Lepidostola Mik, 1886
- Genus Lepromyia Williston, 1886 accepted as Lepidostola Mik, 1886
- Genus Leptomyia Walker, 1851 accepted as Myolepta Newman, 1838
- Genus Leucopodella Hull, 1949
- Genus Leucozona Schiner, 1860
- Genus Liochrysogaster Stackelberg, 1924
- Genus Liogaster Verrall, 1901
- Genus Liogaster Sack in Lindner, 1928
- Genus Liomyodia Evenhuis, 1994 †
- Genus Liops Verrall, 1901 accepted as Lejops Rondani, 1857
- Genus Liota Bezzi & Stein, 1907 accepted as Lejota Rondani, 1857
- Genus Loveridgeana van Doesburg & van Doesburg, 1977
- Genus Lunomyia Curran & Fluke, 1926
- Genus Lycastrirhyncha Bigot, 1859
- Genus Lycastrirrhyncha Curran, 1934 accepted as Lycastrirhyncha Bigot, 1859
- Genus Lycastris Walker, 1857
- Genus Lycopale Hull, 1944 accepted as Habromyia Williston, 1888
- Genus Lyneborgimyia Doczkal & Pape, 2009
- Genus Macrometopia Philippi, 1865
- Genus Macropelecocera Shtakel'berg, 1952
- Genus Macrostoma Swinderen, 1822 accepted as Volucella Geoffroy, 1762
- Genus Macrozelima Stackelberg, 1930
- Genus Maiana Miranda, 2020
- Genus Malayomyia Curran, 1928
- Genus Mallota Meigen, 1822
- Genus Malometasternum Shannon, 1927
- Genus Marsupium Swinderen, 1822 accepted as Sphegina Meigen, 1822
- Genus Masarygus Brèthes, 1909
- Genus Matallograpta Hull, 1949 accepted as Fazia Shannon, 1927
- Genus Matsumyia Shiraki, 1949
- Genus Mecoscaeva Kuznetsov, 1985
- Genus Megametopon Giglio-Tos, 1891 accepted as Copestylum Macquart, 1846
- Genus Megaspis Macquart, 1842
- Genus Megasyrphus Dusek & Laska, 1967
- Genus Megatrigon Johnson, 1898
- Genus Megaxylota Hull, 1945 †
- Genus Megograpta
- Genus Melangyna Verrall, 1901
- Genus Melanogaster Rondani, 1857 accepted as Chrysogaster Meigen, 1800
- Genus Melanostoma Schiner, 1860
- Genus Melanosyrphus Vockeroth, 1969 †
- Genus Meligramma Frey, 1946
- Genus Meliscaeva Frey, 1946
- Genus Melithreptus Loew, 1840 accepted as Sphaerophoria Lepeletier & Serville, 1828
- Genus Melitrophus Haliday in Walker, 1856 accepted as Sphaerophoria Lepeletier & Serville, 1828
- Genus Menidon Reemer, 2013
- Genus Mentagrana Gistl, 1848 accepted as Hammerschmidtia Schummel, 1834
- Genus Merapioides Bigot, 1883 accepted as Merapioidus Bigot, 1879
- Genus Merapioidus Bigot, 1879
- Genus Mermerizon Reemer, 2013
- Genus Merodon Meigen, 1803
- Genus Merodonoides Curran, 1931
- Genus Meromacroides Curran, 1927
- Genus Meromacrus Rondani, 1848
- Genus Meropidia Hippa & Thompson, 1983
- Genus Meropioidus Anonymous, 1879 accepted as Merapioidus Bigot, 1879
- Genus Mesembrius Rondani, 1857
- Genus Mesisyrphus Evenhuis, Pape & Pont, 2008 accepted as Mesosyrphus Matsumura, 1917
- Genus Mesogramma Loew, 1865 accepted as Mesograpta Loew, 1872
- Genus Mesograpta Loew, 1872 accepted as Toxomerus Macquart, 1855
- Genus Mesosyrphus Matsumura, 1917
- Genus Metadon Reemer, 2013
- Genus Metalloeristalis Kanervo, 1938 accepted as Lathyrophthalmus Mik, 1897
- Genus Metameromacrus Hull, 1942 accepted as Meromacrus Rondani, 1848
- Genus Metasyrphus Matsumura, 1917 accepted as Eupeodes Osten-Sacken, 1877
- Genus Metepistrophe Hull, 1949 accepted as Fazia Shannon, 1927
- Genus Microdon Meigen, 1803
- Genus Microsphaerophoria Frey, 1946 accepted as Allograpta Osten-Sacken, 1875
- Genus Microxylota Jones, 1917
- Genus Mictomyia Agassiz, 1846 accepted as Mixtemyia Macquart, 1834
- Genus Milesia Latreille, 1804
- Genus Milesiformis Rondani, 1845 accepted as Tropidia Meigen, 1822
- Genus Mimocalla Hull, 1943
- Genus Miogramma Frey, 1946 accepted as Allograpta Osten-Sacken, 1875
- Genus Mitrosphen Enderlein, 1938 accepted as Toxomerus Macquart, 1855
- Genus Mixogaster Macquart, 1842
- Genus Mixtemyia Macquart, 1834
- Genus Monoceromyia Shannon, 1922
- Genus Montanocheila Barkalov, 2002
- Genus Mulio Fabricius, 1798
- Genus Mutillimyia Hull, 1943
- Genus Myathropa Rondani, 1845
- Genus Myatropa Lioy, 1864 accepted as Myatropa Rondani, 1857
- Genus Myatropa Rondani, 1857 accepted as Myathropa Rondani, 1845
- Genus Myiathropa Rondani, 1868 accepted as Myathropa Rondani, 1845
- Genus Myiatropa Scudder, 1882
- Genus Myiatropa Verrall, 1901 accepted as Myathropa Rondani, 1845
- Genus Myiolepta Aldrich, 1905 accepted as Myolepta Newman, 1838
- Genus Myiolepta Curran, 1934 accepted as Myolepta Newman, 1838
- Genus Myiolepta Rondani, 1868 accepted as Myolepta Newman, 1838
- Genus Myolepta Newman, 1838
- Genus Myxogaster Shiraki, 1930 accepted as Mixogaster Macquart, 1842
- Genus Myxomyia Sack in Lindner, 1932 accepted as Mixtemyia Macquart, 1834
- Genus Myxtemyia Blanchard, 1845 accepted as Mixtemyia Macquart, 1834
- Genus Narumyia Shiraki, 1952
- Genus Nausigaster Williston, 1884
- Genus Neascia Hall, 1943 accepted as Neoascia Williston, 1886
- Genus Neoascia Williston, 1886
- Genus Neocheilosia Barkalov, 1983
- Genus Neocnemodon Goffe, 1944
- Genus Neoscaeva Frey, 1946 accepted as Allograpta Osten-Sacken, 1875
- Genus Nepenthosyrphus de Meijere, 1932
- Genus Nephocheila Barkalov, 2002
- Genus Nephomyia Matsumura, 1916
- Genus Neplas Porter, 1927
- Genus Neploneura Hippa, 1978
- Genus Nosodepus Speiser, 1913 accepted as Dolichogyna Macquart, 1842
- Genus Nothomicrodon Wheeler, 1924
- Genus Notiocheilosia Thompson, 1972
- Genus Notosyrphus Vockeroth, 1969
- Genus Nuntianus Miranda, 2020
- Genus Nycteria Swinderen, 1822 accepted as Pipiza Fallén, 1810
- Genus Oculovillosa Thompson, 2015 accepted as Ceriana Rafinesque, 1815
- Genus Ocyptamus Serville in Macquart, 1834
- Genus Odyneromyia Shannon & Aubertin, 1933
- Genus Ohmyia Thompson, 1999
- Genus Olbiosyrphus Mik, 1897
- Genus Oligopipiza Nidergas, Hadrava & Nel in Nidergas et al., 2018 †
- Genus Oligorhina Hull, 1937 accepted as Rhinoprosopa Hull, 1942
- Genus Ophromyia Williston, 1891 accepted as Copestylum Macquart, 1846
- Genus Oreristalis Séguy, 1951 accepted as Eristalinus Rondani, 1845
- Genus Ornidia Lepeletier & Serville, 1828
- Genus Ortholophus Bigot, 1882 accepted as Tropidia Meigen, 1822
- Genus Orthoneura Loew, 1843 accepted as Orthonevra Macquart, 1829
- Genus Orthonevra Macquart, 1829
- Genus Orthoprosopa Macquart, 1850
- Genus Pachycephalus Wiedemann, 1830 accepted as Phytomia Guérin-Méneville in Bélanger, 1833
- Genus Pachysphyria Enderlein, 1937 accepted as Platycheirus Lepeletier & Serville, 1828
- Genus Palaeoascia Meunier, 1893
- Genus Palaeoeristalis Hull, 1945 †
- Genus Palaeopipiza Meunier, 1902 †
- Genus Palaeosphegina Meunier, 1901
- Genus Palpada Macquart, 1834
- Genus Palumbia Rondani, 1865
- Genus Pandasyopthalmus Stuckenberg, 1954
- Genus Papiliomyia Hull, 1937
- Genus Paragius Rafinesque, 1815 accepted as Paragus Latreille, 1804
- Genus Paragodon Thompson, 1969
- Genus Paragopsis Matsumura, 1916
- Genus Paragus Latreille, 1804
- Genus Paramallota Shiraki, 1930
- Genus Paramesembrius Shiraki, 1930
- Genus Paramicrodon Meijere, 1913
- Genus Paramixogaster Brunetti, 1923
- Genus Parapenium Collin, 1952
- Genus Pararctophila Hervé-Bazin, 1914
- Genus Parasyrphus Matsumura, 1917
- Genus Paratropidia Hull, 1946
- Genus Paraxanthogramma Tao & Chiu, 1971 accepted as Allograpta Osten-Sacken, 1875
- Genus Parhelophilus Girschner, 1897
- Genus Parmula Heyden, 1825 accepted as Microdon Meigen, 1803
- Genus Parocyptamus Shiraki, 1930
- Genus Parrhyngia Shiraki, 1968
- Genus Pelacocera Neuhaus, 1886 accepted as Pelecocera Meigen, 1822
- Genus Pelecinobaccha Shannon, 1927
- Genus Pelecocera Meigen, 1822
- Genus Pelecycera Agassiz, 1846 accepted as Pelecocera Meigen, 1822
- Genus Pelia Gistl, 1848
- Genus Pelloloma Vockeroth, 1973
- Genus Pelocera Berthold in Latreille, 1827 accepted as Pelecocera Meigen, 1822
- Genus Penium Philippi, 1865 accepted as Pipiza Fallén, 1810
- Genus Penium Lundbeck, 1916 accepted as Penium sensu Kowarz, 1885
- Genus Penium sensu Kowarz, 1885 accepted as Parapenium Collin, 1952
- Genus Pennium Schiner, 1868 accepted as Penium Philippi, 1865
- Genus Penthesilea Meigen, 1800 accepted as Blera Billberg, 1820
- Genus Peradon Reemer, 2013
- Genus Petersina Enderlein, 1937
- Genus Petioleomyia Thompson & Vockeroth in Thompson, 2017 accepted as Allobaccha Curran, 1928
- Genus Phalachromyia Bigot, 1883 accepted as Phalacromya Rondani, 1848
- Genus Phalacromya Rondani, 1848 accepted as Copestylum Macquart, 1846
- Genus Phalacromyia Costa, 1866 accepted as Phalacromya Rondani, 1848
- Genus Phalangus Meigen, 1822
- Genus Philippimyia Shannon, 1926
- Genus Philippinophilus Thompson, 2017
- Genus Phytomia Guérin-Méneville in Bélanger, 1833
- Genus Pia Philippi, 1865
- Genus Pipiza Fallén, 1810
- Genus Pipizella Rondani, 1856
- Genus Pipizopsis Matsumura, 1918
- Genus Pipunculosyrphus Hull, 1937
- Genus Piruwa Reemer, 2013
- Genus Pizipella Schiner, 1862 accepted as Pipizella Rondani, 1856
- Genus Plagiocera Macquart, 1842 accepted as Meromacrus Rondani, 1848
- Genus Planes Rondani, 1863 accepted as Neplas Porter, 1927
- Genus Platycheirus Lepeletier & Serville, 1828
- Genus Platychirus Agassiz, 1846 accepted as Platycheirus Lepeletier & Serville, 1828
- Genus Platynochaetus Wiedemann, 1830
- Genus Platynochetus Rondani, 1845 accepted as Platynochaetus Wiedemann, 1830
- Genus Plesia Macquart, 1850
- Genus Pleskeola Stackelberg, 1924
- Genus Plocota Schiner, 1857 accepted as Pocota Lepeletier & Serville, 1828
- Genus Plocota Bigot, 1883 accepted as Pocota Lepeletier & Serville, 1828
- Genus Plumantenna Huo & Ren, 2008
- Genus Pocota Lepeletier & Serville, 1828
- Genus Pogonosyrphus Malloch, 1932
- Genus Poliomyia
- Genus Polistoceria Hull, 1949 accepted as Sphiximorpha Rondani, 1850
- Genus Pollinocheila Barkalov, 2002
- Genus Polybiomyia Shannon, 1925
- Genus Polydonta Macquart, 1850
- Genus Polydontomyia Williston, 1896
- Genus Portevinia Goffe, 1944
- Genus Posthonia Enderlein, 1937 accepted as Eupeodes Osten-Sacken, 1877
- Genus Posthosyrphus Enderlein, 1937
- Genus Praeptilocephala Evenhuis, 1994 †
- Genus Primocerioides Shannon, 1927
- Genus Priomerus Serville in Macquart, 1834
- Genus Prionotomyia Bigot, 1882 accepted as Mesembrius Rondani, 1857
- Genus Promilesia Lynch Arribálzaga, 1892 accepted as Meromacrus Rondani, 1848
- Genus Prosphaerophoria Barkalov, 2012 accepted as Sphaerophoria Lepeletier & Serville, 1828
- Genus Prosyrphus Grimaldi, 2018 †
- Genus Protochrysotoxum Hull, 1945
- Genus Protorhingia Hull, 1945 †
- Genus Protylocera Bezzi, 1912 accepted as Senaspis Macquart, 1850
- Genus Psarochilosia Shtakel'berg, 1952
- Genus Psarus Latreille, 1804
- Genus Pseuderistalis Shiraki, 1930
- Genus Pseudodoros Becker, 1903
- Genus Pseudodorus Efflatoun, 1926 accepted as Pseudodoros Becker, 1903
- Genus Pseudomallota Shiraki, 1930
- Genus Pseudomeromacrus Li, 1994
- Genus Pseudomicrodon Hull, 1937
- Genus Pseudopelecocera Vujić & Radenković in Vujić et al., 2019
- Genus Pseudopipiza Violovitsh, 1985
- Genus Pseudopipiza Hull, 1945 †
- Genus Pseudoplatychirus van Doesburg, 1955 accepted as Platycheirus Lepeletier & Serville, 1828
- Genus Pseudopocota Mutin & Barkalov, 1995
- Genus Pseudopolybiomyia Thompson, 2015 accepted as Ceriana Rafinesque, 1815
- Genus Pseudoscaeva Vockeroth, 1969
- Genus Pseudosphegina Hull, 1945 †
- Genus Pseudovolucella Shiraki, 1930
- Genus Pseudozetterstedtia Shiraki, 1930
- Genus Psilota Meigen, 1822
- Genus Pterallastes Loew, 1863
- Genus Pterelastes Schiner, 1868 accepted as Pterallastes Loew, 1863
- Genus Pteroptila Loew, 1866 accepted as Meromacrus Rondani, 1848
- Genus Ptileuria Enderlein, 1937
- Genus Ptilobactrum Bezzi, 1915
- Genus Ptilocephala Hull, 1945 †
- Genus Ptilostylomyia Bigot, 1882 accepted as Graptomyza Wiedemann, 1820
- Genus Pumilio Rondani, 1850 accepted as Eumerus Meigen, 1822
- Genus Pyritis Hunter, 1897
- Genus Pyrophaena Schiner, 1860
- Genus Quichuana Knab, 1913
- Genus Relictanum Miranda in Miranda, Marshall & Skevington, 2014
- Genus Rhingia Scopoli, 1763
- Genus Rhinobaccha Meijere, 1908
- Genus Rhinoprosopa Hull, 1942
- Genus Rhinotropidia Stackelberg, 1930
- Genus Rhoga Walker, 1857
- Genus Rhomaleosyrphus Kertész, 1910 accepted as Romaleosyrphus Bigot, 1882
- Genus Rhopalosyrphus Giglio-Tos, 1891
- Genus Rhynchia Agassiz, 1846 accepted as Rhingia Scopoli, 1763
- Genus Rhyngia Trost, 1801 accepted as Rhingia Scopoli, 1763
- Genus Rhyngia Rondani, 1845 accepted as Rhingia Scopoli, 1763
- Genus Rhysops Williston, 1907
- Genus Riponnensia Maibach, Goeldlin de Tiefenau & Speight, 1994
- Genus Rohdendorfia Smirnov, 1924
- Genus Romaleosyrphus Bigot, 1882 accepted as Criorhina Meigen, 1822
- Genus Rubrocheila Barkalov, 2002
- Genus Salpindogaster Lynch Arribálzaga, 1891 accepted as Salpingogaster Schiner, 1868
- Genus Salpingogaster Schiner, 1868
- Genus Salpinogaster
- Genus Sarolepta Hull, 1941 accepted as Myolepta Newman, 1838
- Genus Scaepha Wiedemann, 1828 accepted as Scaeva Fabricius, 1805
- Genus Scaeva Fabricius, 1805
- Genus Schizoceratomyia Carrera, Lopes & Lane, 1947
- Genus Scutelligera Spix, 1825 accepted as Microdon Meigen, 1803
- Genus Semiscaeva Kuznetsov, 1985
- Genus Senaspis Macquart, 1850
- Genus Senoceria Hull, 1930 accepted as Sterphus Philippi, 1865
- Genus Senogaster Macquart, 1834
- Genus Sericomya Oken, 1815 accepted as Sericomyia Meigen, 1803
- Genus Sericomyia Meigen, 1803
- Genus Sericomyza Zetterstedt, 1838 accepted as Sericomyia Meigen, 1803
- Genus Serratoparagus Vujic & Radenkovic, 2008 accepted as Paragus Latreille, 1804
- Genus Shambalia Violovich, 1981
- Genus Silvina Barkalov & Mutin, 1991
- Genus Simoides Loew, 1857 accepted as Phytomia Guérin-Méneville in Bélanger, 1833
- Genus Simosyrphus Bigot, 1882
- Genus Siritta Rondani, 1844 accepted as Syritta Lepeletier & Serville, 1828
- Genus Sirphus Rondani, 1856 accepted as Syrphus Fabricius, 1775
- Genus Somula Macquart, 1847
- Genus Sonanomyia Shiraki, 1930
- Genus Spathegaster Schiner, 1868
- Genus Spathidogaster Loew, 1876
- Genus Spathiogaster Loew, 1876
- Genus Spatigaster Schiner, 1861
- Genus Spazigaster Rondani, 1843
- Genus Spazigasteroides Huo, 2014
- Genus Spazogaster Agassiz, 1846
- Genus Specomyia Gray, 1832 accepted as Sphecomyia Latreille, 1829
- Genus Sphaerophoria Lepeletier & Serville, 1828
- Genus Sphecina Agassiz, 1846 accepted as Sphegina Meigen, 1822
- Genus Sphecomorpha Bezzi, 1906 accepted as Sphiximorpha Rondani, 1850
- Genus Sphecomyia Latreille, 1829
- Genus Sphegina Meigen, 1822
- Genus Spheginascia Meunier, 1901
- Genus Spheginobaccha Meijere, 1908
- Genus Spheginoides Szilády, 1939
- Genus Sphixaea Rondani, 1856 accepted as Sphixea Rondani, 1845
- Genus Sphixea Rondani, 1845
- Genus Sphixea Bezzi, 1906 accepted as Sphixea Rondani, 1845
- Genus Sphiximorpha Rondani, 1850
- Genus Sphizaea Schiner, 1864 accepted as Sphixea Rondani, 1845
- Genus Sphoegina Rondani, 1857 accepted as Sphegina Meigen, 1822
- Genus Sphoerophoria Macquart, 1829 accepted as Sphaerophoria Lepeletier & Serville, 1828
- Genus Sphyxaea Rondani, 1856 accepted as Sphixea Rondani, 1845
- Genus Sphyximorpha Rondani, 1856 accepted as Sphiximorpha Rondani, 1850
- Genus Spilomya Oken, 1815 accepted as Spilomyia Meigen, 1803
- Genus Spilomyia Meigen, 1803
- Genus Spiximorpha Rondani, 1857 accepted as Sphyximorpha Rondani, 1856
- Genus Stackelbergina Violovich, 1979
- Genus Stenocheilosia Matsumura, 1916
- Genus Stenogaster Agassiz, 1846
- Genus Stenomicrodon Hull, 1937
- Genus Stenopipiza Matsumura, 1919
- Genus Stenosyrphus Matsumura & Adachi, 1917
- Genus Sterphoides Hippa, 1978
- Genus Sterphus Philippi, 1865
- Genus Stilbosoma Philippi, 1865
- Genus Styloceria Enderlein, 1934 accepted as Ceriana Rafinesque, 1815
- Genus Styxia Hull, 1943
- Genus Substalis Thompson & Vockeroth in Thompson, 2017 accepted as Kertesziomyia Shiraki, 1930
- Genus Sulcatella Goffe, 1944 accepted as Lejogaster Rondani, 1857
- Genus Sulcodon Reemer, 2013
- Genus Surimyia Reemer, 2008
- Genus Surphus Hentsch, 1804 accepted as Syrphus Fabricius, 1775
- Genus Syngenicomyia Becker, 1921
- Genus Syritta Lepeletier & Serville, 1828
- Genus Syrittosyrphus Hull, 1944
- Genus Syrittoxylota Hippa, 1978
- Genus Syrphella Goffe, 1944
- Genus Syrphidis Goffe, 1933
- Genus Syrphinella Hervé-Bazin, 1926
- Genus Syrphipogon Hull, 1937
- Genus Syrphisoma Costa, 1857
- Genus Syrphocheilosia Stackelberg, 1964
- Genus Syrphoides Hippa, 1968
- Genus Syrphus Fabricius, 1775
- Genus Tachinosyrphus Hull, 1936 accepted as Copestylum Macquart, 1846
- Genus Taeniochilosia Oldenberg, 1916
- Genus Takaomyia Hervé-Bazin, 1915
- Genus Talahua Fluke, 1945
- Genus Tambavanna Keiser, 1958
- Genus Tapetomyia Fluke, 1939
- Genus Tatuomyia Shannon, 1926 accepted as Sterphus Philippi, 1865
- Genus Telus Thompson, 1973 †
- Genus Temnocera Lepeletier & Serville, 1828
- Genus Temnostoma Lepeletier & Serville, 1828
- Genus Temnostomoides Krivosheina, 2005 accepted as Temnostoma Lepeletier & Serville, 1828
- Genus Tenthredomyia Shannon, 1925
- Genus Teuchocnemis Osten-Sacken, 1876
- Genus Thalamopales Hull, 1949 accepted as Meromacrus Rondani, 1848
- Genus Thompsodon Reemer, 2013
- Genus Tigridemyia Bigot, 1882 accepted as Mallota Meigen, 1822
- Genus Tigridiamyia Bigot, 1883 accepted as Tigridemyia Bigot, 1882
- Genus Tigridomyia Bigot, 1884 accepted as Tigridemyia Bigot, 1882
- Genus Tiquicia Thompson, 2012
- Genus Tityusia Hull, 1937
- Genus Toxomerus Macquart, 1855
- Genus Triatylosus Hull, 1949 accepted as Senaspis Macquart, 1850
- Genus Trichobrachyopa Kassebeer, 2001
- Genus Trichopsomyia Williston, 1888
- Genus Trigliphus Rondani, 1856 accepted as Triglyphus Loew, 1840
- Genus Triglyphus Loew, 1840
- Genus Triodonta Williston, 1885
- Genus Tropidia Meigen, 1822
- Genus Tuberculanostoma Fluke, 1943 accepted as Platycheirus Lepeletier & Serville, 1828
- Genus Tubifera Meigen, 1800 accepted as Eristalis Latreille, 1804
- Genus Tyzenhauzia Gorski, 1852
- Genus Ubristes Walker, 1852
- Genus Vadonimyia Séguy, 1951
- Genus Valdivia Shannon, 1927 accepted as Valdiviomyia Vockeroth, 1976
- Genus Valdiviomyia Vockeroth, 1976
- Genus Velocimyia Hull, 1937
- Genus Vespiomyia Matsumura, ? 1916
- Genus Victoriana Miranda, 2020
- Genus Viereckomyia Curran, 1925 accepted as Copestylum Macquart, 1846
- Genus Voldivia Shannon, 1927 accepted as Valdivia Shannon, 1927
- Genus Volosyrpha Shannon, 1928 accepted as Copestylum Macquart, 1846
- Genus Voluccella Fabricius, 1794 accepted as Volucella Geoffroy, 1762
- Species Voluccella atrata Fabricius, 1798
- Species Voluccella aurata Fabricius, 1794
- Species Voluccella florea Fabricius, 1794
- Genus Volucella Geoffroy, 1762
- Genus Volucellosia Curran, 1930 accepted as Copestylum Macquart, 1846
- Genus Volvula Gistl, 1848
- Genus Xanthandrus Verrall, 1901
- Genus Xanthogramma Schiner, 1860
- Genus Xela Thompson & Vockeroth in Thompson, 1999 accepted as Cepa Thompson & Vockeroth in Thompson, 2007
- Genus Xiloteja Rondani, 1863 accepted as Xylotaeja Rondani, 1845
- Genus Xiphopheromyia Bigot, 1892 accepted as Lycastris Walker, 1857
- Genus Xylota Meigen, 1822
- Genus Xylotaeja Rondani, 1845 accepted as Myolepta Newman, 1838
- Genus Xyloteia Rondani, 1863 accepted as Xiloteja Rondani, 1863
- Genus Xylotina Hippa, 1978
- Genus Xylotodes Shannon, 1926
- Genus Xylotomima Shannon, 1926
- Genus Xylotosyrphus Hull, 1945 †
- Genus Zelima Meigen, 1800
- Genus Zetterstedtia Rondani, 1845 accepted as Mallota Meigen, 1822
- Genus Zonemyia Shannon, 1925
- Family Tabanidae Latreille, 1802
- Family Tachinidae Bigot, 1853
- Family Tachiniscidae Kertész, 1903
- Family Tanyderidae Osten Sacken, 1880
- Family Tanyderophryneidae Rohdendorf, 1962 † accepted as Chaoboridae Edwards, 1932
- Family Tanypezidae Rondani, 1856
- Family Tephritidae Newman, 1834
- Family Teratomyzidae Colless & McAlpine, 1970
- Family Tethepomyiidae Grimaldi & Arillo, 2008 †
- Family Tethinidae accepted as Canacidae Jones, 1906
- Family Thaumaleidae Bezzi, 1913
- Family Therevidae Newman, 1834
- Family Tillyardipteridae Lukashevich & Shcherbakov, 1999 †
- Family Tipulidae Leach, 1815
- Family Tipulodictyidae Rohdendorf, 1962 †
- Family Tipulopleciidae Rohdendorf, 1962 †
- Family Trichoceridae Rondani, 1841
- Family Trixoscelidae Hendel, 1916 accepted as Heleomyzidae Westwood, 1840
- Family Trypetidae Loew, 1861 accepted as Tephritidae Newman, 1834
- Family Ulidiidae Macquart, 1835
- Family Ulurumyiidae Michelsen & Pape, 2017
- Family Uranorhagionidae Zhang, Yang & Ren, 2010 †
- Family Valeseguyidae Amorim & Grimaldi, 2006
- Family Vermileonidae Williston, 1886
- Family Vladipteridae Shcherbakov, 1995 †
- Family Vosilidae Vršanský & Ren in Vršanský, Ren & Shih, 2010 †
- Family Xenasteiidae Hardy, 1980
- Family Xylomidae accepted as Xylomyidae Verrall, 1901
- Family Xylomyidae Verrall, 1901
- Family Xylophagidae Fallén, 1810
- Family Yantaromyiidae Barták, 2020 †
- Family Zhangobiidae Evenhuis, 1994 † accepted as Pediciidae Osten Sacken, 1860
- Family Zhangsolvidae Nagatomi & Yang, 1998 †
- Genus Apystomimus Mostovski, 1999 †
- Genus Aschizomyia Grimaldi, 2018 †
- Order Embiodea
- Order Endopterygota incertae sedis
- Order Eoblattida †
- Order Ephemeroptera
- Order Eugeroptera †
- Order Geraroptera †
- Order Geroptera †
- Order Glosselytrodea †
- Order Grylloblattodea
- Order Hemiptera
- Order Homoptera accepted as Hemiptera
- Order Hymenoptera
- Order Hypoperlida †
- Order Insecta (awaiting allocation)
- Order Insecta incertae sedis
- Order Isoptera accepted as Blattodea
- Order Kukaloptera †
- Order Lepidoptera
- Order Lophioneurida †
- Order Mallophaga
- Order Mantodea
- Order Mantophasmatodea
- Order Mecoptera
- Order Mecopterida incertae sedis
- Order Megaloptera
- Order Megasecoptera †
- Order Miomoptera †
- Order Neoptera incertae sedis
- Order Neuroptera
- Order Neuropteroidea incertae sedis †
- Order Notoptera
- Order Odonata
- Order Odonatoptera (awaiting allocation) †
- Order Odonatoptera incertae sedis
- Order Orthoptera
- Order Orthopterida incertae sedis
- Order Palaeodictyoptera †
- Order Palaeoptera incertae sedis
- Order Panorthoptera incertae sedis
- Order Paoliida †
- Order Paraneoptera (awaiting allocation)
- Order Perielytrodea †
- Order Permopsocida †
- Order Permotrichoptera †
- Order Phasmatodea
- Order Phasmida accepted as Phasmatodea
- Order Phasmoptera accepted as Phasmatodea
- Order Phthiraptera
- Order Plecoptera
- Order Polyneoptera incertae sedis
- Order Protelytroptera †
- Order Protoblattoidea †
- Order Protocoleoptera † accepted as Protelytroptera †
- Order Protodonata †
- Order Protoelytroptera †
- Order Protohemiptera †
- Order Protohymenoptera †
- Order Protorthoptera †
- Order Protozygoptera †
- Order Psocoptera
- Order Raphidioptera
- Order Siphonaptera
- Order Skleroptera †
- Order Strepsiptera
- Order Tarachoptera †
- Order Thripida incertae sedis
- Order Thysanoptera
- Order Thysanura accepted as Insecta
- Order Titanoptera †
- Order Trichoptera
- Order Zoraptera
- Order Zygentoma
- Genus Bifarius Tasch, 1961 †
- Genus Cyclocephalus Tasch, 1961 †
- Genus Hypatocephala Tasch, 1961 †
- Genus Permolimulinella Tasch, 1963 †
- Genus Strongylocephalus Tasch, 1961 †
- Class Protura
- Subphylum Myriapoda
- Subphylum Trilobitomorpha †
- Class Arachnomorpha (awaiting allocation)
- Class Arthropoda (awaiting allocation)
- Class Artiopoda †
- Class Crustaceomorpha incertae sedis †
- Class Dinocaridida †
- Class Labrophora incertae sedis
- Class Lamellipedia incertae sedis
- Class Megacheira †
- Class Thylacocephala †
- Class Xenocarida incertae sedis
- Order Canadaspidida † accepted as Hymenocarina †
- Order Cheloniellida †
- Order Emeraldellida † accepted as Arthropoda
- Order Fuxianhuiida †
- Order Habeliida †
- Order Hymenocarina †
- Order Isoxyida †
- Order Pectocaridida † accepted as Hymenocarina †
- Order Waptiida † accepted as Hymenocarina †
- Family Bomakellidae Fedonkin, 1987 †
- Family Burgessiidae Walcott, 1912 †
- Family Emeraldellidae Raymond, 1935 †
- Family Guangweicarididae Luo, Fu, Hu, Li, Hou, You, Pang & Liu, 2007 †
- Genus Aaveqaspis Peel & Stein, 2009 †
- Genus Acheronauta Pulsipher, Anderson, Wright, Kluessendorf, Mikulic & Schiffbauer, 2022 †
- Genus Arthroaspis Stein, Budd, Peel & Harper, 2013 †
- Genus Astutuscaris Jiao & Du, 2022 †
- Genus Bennettarthra Fayers, Trewin & Morrissey, 2010 †
- Genus Bushizheia O'Flynn & Liu in O'Flynn et al., 2020 †
- Genus Chuandianella Hou & Bergström, 1991 †
- Genus Dioxycaris Gürich, 1929 †
- Genus Dongshanocaris Hou, Bergström, Wang, Feng & Chen, 1999 †
- Genus Duraznovis Lara, Cariglino & Zavattieri in Lara et al., 2019 †
- Genus Duraznovs Lara, Cariglino & Zavattieri in Lara et al., 2019 † accepted as Duraznovis Lara, Cariglino & Zavattieri in Lara et al., 2019 †
- Genus Esmeraldacaris Waggoner, 2003 †
- Genus Fibulacaris Izquierdo-López & Caron, 2019 †
- Genus Kiisortoqia Stein, 2010 †
- Genus Kylinxia Zeng, Zhao, Niu, Zhu & Huang, 2020 †
- Genus Lihuacaris Jiao, Pates, Lerosey-Aubril, Ortega-Hernández, Yang, Lan & Zhang, 2021 †
- Genus Norikeya Tanaka, Siveter & Williams, 2013 †
- Genus Nothozoe Barrande, 1872 †
- Genus Nothozoe Barrande in Bigsby, 1868 † accepted as Nothozoe Barrande, 1872 †
- Genus Notozoe Zittel, 1885 † accepted as Nothozoe Barrande, 1872 †
- Genus Pakucaris Izquierdo-López & Caron, 2021 †
- Genus Pambdelurion Budd, 1998 †
- Genus Parvibellus Liu, Dunlop, Steiner & Shu, 2022 †
- Genus Pleuralata McCoy, Strother & Briggs, 2012 †
- Genus Pseudoangustidontus Van Roy & Tetlie, 2006 †
- Genus Pteroessa Hudson & Gosse, 1886
- Genus Sidneyia Walcott, 1911 †
- Genus Siriocaris Lagebro, Stein & Peel, 2009 †
- Genus Vermontcaris Pari, Briggs & Gaines, 2022 †
- Genus Youti Smith, Long, Dhungana, Dobson, Yang & Zhang, 2024 †
- Phylum Brachiopoda
- Phylum Bryozoa
- Phylum Cephalorhyncha incertae sedis
- Phylum Chaetognatha
- Phylum Chitinozoa †
- Phylum Chordata
- Phylum Cnidaria
- Phylum Ctenophora
- Phylum Cycliophora
- Phylum Cycloneuralia incertae sedis
- Phylum Ecdysozoa incertae sedis †
- Phylum Echinodermata
- Phylum Entoprocta
- Phylum Gastrotricha
- Phylum Gnathostomulida
- Phylum Hemichordata
- Phylum Hyolitha †
- Phylum Kinorhyncha
- Phylum Lobopoda †
- Phylum Loricifera
- Phylum Micrognathozoa
- Phylum Mollusca
- Phylum Monoblastozoa accepted as Animalia incertae sedis
- Phylum Nematoda
- Phylum Nematomorpha
- Phylum Nemertea
- Phylum Onychophora
- Phylum Orthonectida
- Phylum Phoronida
- Phylum Placozoa
- Phylum Platyhelminthes
- Phylum Pogonophora accepted as Siboglinidae Caullery, 1914
- Phylum Porifera
- Phylum Priapula accepted as Priapulida
- Phylum Priapulida
- Phylum Problematica † accepted as Animalia incertae sedis
- Phylum Rhombozoa
- Phylum Rotifera
- Phylum Scalidophora incertae sedis
- Phylum Sipuncula
- Phylum Tardigrada
- Phylum Trace fossils †
- Phylum Vendobionta †
- Phylum Vestimentifera accepted as Siboglinidae Caullery, 1914
- Phylum Vetulicolia †
- Phylum Vinctiplicata incertae sedis †
- Phylum Xenacoelomorpha
- Genus Trilobocaris Pribyl, 1953 †
- Kingdom Archaea
- Kingdom Bacteria
- Kingdom Chromista
- Kingdom Fungi
- Kingdom Plantae
- Kingdom Protista accepted as Protozoa
- Kingdom Protozoa
- Kingdom Viruses
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