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
- Genus Acantholimnophila Alexander, 1924
- Genus Achyrolimonia Alexander, 1965
- Genus Adelphomyia Bergroth, 1891
- Genus Afrolimnophila Alexander, 1956
- Genus Afrolimonia Alexander, 1965
- Genus Alavia Krzeminski & Arillo, 2007 †
- Genus Aleksiana Krzemiński, Kopeć, Soszyńska-Maj & Skibińska, 2021 †
- Genus Alexandrella Tonnoir, 1926 accepted as Tonnoiraptera Alexander, 1935
- Genus Alexandrotipula Miller, 1945 accepted as Tonnoiraptera Alexander, 1935
- Genus Alfredia Bezzi, 1918
- Genus Allarithmia Loew, 1850
- Genus Amphilimnobia Alexander, 1920
- Genus Amphineurus Skuse, 1890
- Genus Angustilobus Porter, 2022 accepted as Rhipidia Meigen, 1818
- Genus Antodicranomyia Perrichot, Nel & Krzemiński, 2007 †
- Genus Aphrophila Edwards, 1923
- Genus Araucoxenia Alexander, 1969
- Genus Archilimnophila Alexander in Curran, 1934
- Genus Archimesotipula Lin, 1986 †
- Genus Architipula Handlirsch, 1906
- Genus Atypophthalmus Brunetti, 1911
- Genus Atypopthalmus Brunetti, 1911 accepted as Atypophthalmus Brunetti, 1911
- Genus Aurolabis Podenas, 2003 †
- Genus Aymaramyia Alexander, 1943
- Genus Azaria Kania, Krzemiński & Krzemińska, 2015 † accepted as Gonomyia Meigen, 1818
- Genus Baeoura Alexander, 1924
- Genus Baltilimnophila Krzeminski, 1990
- Genus Bergrothomyia Alexander, 1928
- Genus Beringomyia Savchenko in Savchenko & Parkhomenko, 1980
- Genus Bothrophorus Savchenko & Plyushch, 1984 †
- Genus Brachylimnophila Alexander, 1966
- Genus Burmolimnophila Podenas & Poinar, 2009 † accepted as Limnophila Macquart, 1834
- Genus Burmoptera Podenas & Poinar, 2009 †
- Genus Chemalida Rondani, 1856 accepted as Erioptera Meigen, 1803
- Genus Chilelimnophila Alexander, 1968
- Genus Cladolipes Loew, 1865
- Genus Cladoneura Scudder, 1894
- Genus Clydonodozus Enderlein, 1912
- Genus Collessophila Theischinger, 1994
- Genus Conosia Van der Wulp, 1880
- Genus Coreozelia Enderlein, 1936
- Genus Cretalinea Kania-Klosok, Krzemiński, Kopeć & Arillo, 2021 † accepted as Trichoneura Berendt, 1845
- Genus Cretolimonia Kalugina, 1986 †
- Genus Critoneura Loew, 1850
- Genus Crypteria Bergroth, 1913
- Genus Ctenolimnophila Alexander, 1921
- Genus Cyttaromyella Meunier, 1915 †
- Genus Dapanoptera Westwood, 1881
- Genus Dasymallomyia Brunetti, 1911
- Genus Dasymolophilus Goetghebuer, 1920
- Genus Decessia Krzemiński, Kania-Kłosok, Krzemińska, Ševčík & Soszyńska-Maj, 2021 †
- Genus Degeneromyia Alexander, 1956
- Genus Dicranomyia Hunter, 1901
- Genus Dicranomyia Stephens, 1829
- Genus Dicranota Zetterstedt, 1838
- Genus Diemenomyia Alexander, 1928
- Genus Dipterodictya Rodendorf, 1961 †
- Genus Discobola Osten-Sacken, 1862 accepted as Limonia Meigen, 1803
- Genus Discobola Osten-Sacken, 1865 accepted as Limonia Meigen, 1803
- Genus Dohrnia Bigot, 1854 accepted as Dicranomyia Stephens, 1829
- Genus Drinosa Podenas & Poinar, 2009 †
- Genus Edwardsomyia Alexander, 1929
- Genus Elaeophila Marschall, 1873 accepted as Eloeophila Rondani, 1856
- Genus Elaphella Bezzi, 1913
- Genus Elisia Bigot, 1857 accepted as Ilisia Rondani, 1856
- Genus Ellipteroides Becker, 1907
- Genus Eloeophila Rondani, 1856
- Genus Empeda Osten-Sacken, 1869
- Genus Empedomorpha Alexander, 1917
- Genus Eobothrophorus Podenas, 2003 †
- Genus Eolabis Podenas, 2003 †
- Genus Eotipula Handlirsch, 1906
- Genus Eotipulina Kalugina in Kalugina & Kovalev, 1985 †
- Genus Eotipuloptera Kalugina in Kalugina & Kovalev, 1985 †
- Genus Erioconopa Stary, 1976
- Genus Erioptera Meigen, 1803
- Genus Eriopterella Alexander, 1929
- Genus Eriopterodes Alexander, 1970
- Genus Erostrata Savchenko in Savchenko & Krivolutskaya, 1976
- Genus Euphylidorea Alexander, 1972
- Genus Eupilaria Alexander, 1932
- Genus Euptilostena Alexander, 1938
- Genus Eurasicesa Koçak & Kemal, 2009 accepted as Hoplolabis Osten-Sacken, 1869
- Genus Eutonia van der Wulp, 1874
- Genus Franckomyia Alexander, 1936
- Genus Geranomyia Haliday, 1833
- Genus Glochina Meigen, 1830
- Genus Glorhina Haliday, 1833
- Genus Gonomyiella Meunier, 1899 accepted as Ormosia Rondani, 1856
- Genus Gonomyopsis Alexander, 1966
- Genus Goureautia Bigot, 1854 accepted as Ula Haliday, 1833
- Genus Grahamomyia Alexander, 1935
- Genus Grimmenia Krzeminski & Zessin, 1990
- Genus Gurnardia Krzemiński, 2019 †
- Genus Gymnastes Brunetti, 1911
- Genus Gymnoplistia Bigot, 1854 accepted as Gynoplistia Westwood, 1835
- Genus Gynoplistes Westwood, 1835 accepted as Gynoplistia Westwood, 1835
- Genus Gynoplistia Westwood, 1835
- Genus Haplotipula Bode, 1953 †
- Genus Harrisomyia Alexander, 1923
- Genus Helobia Lepeletier & Serville, 1828 accepted as Erioptera Meigen, 1803
- Genus Heterolimnophila Alexander, 1924
- Genus Hoffeinsonia Kania-Kłosok & Krzemiński, 2021 accepted as Elephantomyia Osten-Sacken, 1859
- Genus Hoplobasis Osten-Sacken, 1869 accepted as Hoplolabis Osten-Sacken, 1869
- Genus Hoplolabis Osten-Sacken, 1869
- Genus Horistomyia Alexander, 1924
- Genus Hottipula Evenhuis, 1994 †
- Genus Hovamyia Alexander, 1951
- Genus Hoverioptera Alexander, 1963
- Genus Idiocera Dale, 1842
- Genus Idiocerodes Savchenko, 1972
- Genus Idioglochina Alexander, 1921 accepted as Dicranomyia Stephens, 1829
- Genus Idioptera Macquart, 1834
- Genus Idiopyga Savtshenko, 1987
- Genus Ilisia Rondani, 1856
- Genus Ilisomya Rondani, 1856 accepted as Ormosia Rondani, 1856
- Genus Ilisomyia Osten Sacken, 1869 accepted as Ilisomya Rondani, 1856
- Genus Ilisophila Rondani, 1856 accepted as Erioptera Meigen, 1803
- Genus Irenatipula Kopeć & Krzemiński, 2020 † accepted as Mesotipula Handlirsch, 1920 †
- Genus Jivaromyia Alexander, 1943
- Genus Lamnea Rondani, 1861 accepted as Limnoea Rondani, 1856
- Genus Lechria Skuse, 1890
- Genus Lecteria Osten-Sacken, 1888
- Genus Leolimnophila Theischinger, 1996
- Genus Leptorhina Stephens, 1829 accepted as Helius Lepeletier & Serville, 1828
- Genus Leptorhina Stephens, 1829, nom. nud. accepted as Helius Lepeletier & Serville, 1828
- Genus Leptotipula Bode, 1953 †
- Genus Leptotipuloides Carpenter, 1985 †
- Genus Liassotipula Tillyard, 1933 †
- Genus Libnotes Westwood, 1876
- Genus Limnaea Rondani, 1861 accepted as Limnoea Rondani, 1856
- Genus Limnephila Blanchard, 1845 accepted as Limnophila Macquart, 1834
- Genus Limnocema Scudder, 1894
- Genus Limnoea Rondani, 1856 accepted as Erioptera Meigen, 1803
- Genus Limnoica Rondani, 1861 accepted as Limnoea Rondani, 1856
- Genus Limnomya Rondani, 1861 accepted as Limnophila Macquart, 1834
- Genus Limnomyza Rondani, 1856 accepted as Limonia Meigen, 1803
- Genus Limnophila Macquart, 1834
- Genus Limnophilella Alexander, 1919
- Genus Limnophilomyia Alexander, 1921
- Genus Limnophis Blanchard, 1845 accepted as Limnophila Macquart, 1834
- Genus Limnorimarga Alexander, 1945
- Genus Limonia Meigen, 1803
- Genus Lunaria Savchenko, 1982 accepted as Hoplolabis Osten-Sacken, 1869
- Genus Lurdia Stary, 2003
- Genus Lymnophila Rondani, 1861 accepted as Limnomya Rondani, 1861
- Genus Macalpina Krzeminski & Teskey, 1987
- Genus Magnodonta Santos & Ribeiro, 2018 accepted as Aphrophila Edwards, 1923
- Genus Maietta Alexander, 1929
- Genus Medleromyia Alexander, 1974
- Genus Melanolimonia Alexander, 1965
- Genus Mesocyphona Osten-Sacken, 1869
- Genus Mesolimnophila Alexander, 1929
- Genus Mesotipula Handlirsch, 1920 †
- Genus Metalimnobia Matsumura, 1911
- Genus Metalimnophila Alexander, 1922
- Genus Metatipula Lukashevich, 2009 † accepted as Mesotipula Handlirsch, 1920 †
- Genus Microdacno Kaddumi, 2005 †
- Genus Microlimonia Savchenko in Savchenko & Krivolutskaya, 1976
- Genus Mikrotipula Bode, 1953 †
- Genus Miomolophilus Krzeminski, 1992
- Genus Myanmamastix Kania-Kłosok, Jordan-Stasiło, Kopeć, Janiszewska & Krzemiński, 2021 † accepted as Rhabdomastix Skuse, 1890
- Genus Nemumeia Kalugina, 1986 †
- Genus Neognophomyia Alexander, 1926
- Genus Neolimnomyia Séguy, 1937
- Genus Neolimonia Alexander, 1964
- Genus Neopelosia Özdikmen, 2010
- Genus Neophilippiana Alexander, 1964
- Genus Neophylidorea Petersen, 2012 accepted as Euphylidorea Alexander, 1972
- Genus Nippolimnophila Alexander, 1930
- Genus Notholimnophila Alexander, 1924
- Genus Nothophila Alexander, 1922
- Genus Novolunaria Özdikmen, 2010 accepted as Hoplolabis Osten-Sacken, 1869
- Genus Numantia Bigot, 1854 accepted as Dicranomyia Stephens, 1829
- Genus Octavia Bigot, 1854 accepted as Erioptera Meigen, 1803
- Genus Okrenomyia Ribeiro & Krzeminski, 2000 †
- Genus Onutia Podenas, 2003 †
- Genus Oreophila Lackschewitz, 1935 accepted as Ormosia Rondani, 1856
- Genus Orimarguloides Men & Podenas, 2021 †
- Genus Ormosia Rondani, 1856
- Genus Orosmya Rondani, 1856
- Genus Oryctogma Scudder, 1894
- Genus Oxydiscus de Meijere, 1913
- Genus Oxyrhiza de Meijere, 1946
- Genus Ozeoura Theischinger & Billingham in Theischinger et al., 2018
- Genus Ozotipula Bode, 1953 †
- Genus Palaeopoecilostola Meunier, 1899
- Genus Paralimnophila Alexander, 1921
- Genus Paraphylidorea Savchenko, 1986
- Genus Parilisia Savchenko in Savchenko & Krivolutskaya, 1976
- Genus Pelosia Rondani, 1856 accepted as Neopelosia Özdikmen, 2010
- Genus Phantolabis Alexander, 1956
- Genus Philippiana Alexander, 1929 accepted as Neophilippiana Alexander, 1964
- Genus Philydorea Bigot, 1854 accepted as Phylidorea Bigot, 1854
- Genus Phylidorea Bigot, 1854
- Genus Physecrania Bigot, 1859 accepted as Hexatoma Latreille, 1809
- Genus Platylimnobia Alexander, 1917
- Genus Podoneura Bergroth, 1888
- Genus Poecilostiella Meunier, 1899 † accepted as Tanysphyra Loew, 1850 †
- Genus Poecilostola Schiner, 1863 accepted as Limnophila Macquart, 1834
- Genus Poecilostoliella Handlirsch, 1907 † accepted as Tanysphyra Loew, 1850 †
- Genus Polymera Wiedemann, 1821
- Genus Polymoria Philippi, 1865 accepted as Mesolimnophila Alexander, 1929
- Genus Polypraesidia Miller, 1945 accepted as Mesolimnophila Alexander, 1929
- Genus Prionolabis Osten-Sacken, 1859
- Genus Prolipophleps Sevchenko, 1972
- Genus Pronophlebia Scudder, 1877 †
- Genus Protogonomyia Alexander, 1934
- Genus Protohelius Alexander, 1928
- Species Protohelius cisatlanticus Alexander, 1938
- Species Protohelius issikii Alexander, 1928
- Species Protohelius khasicus Alexander, 1964
- Species Protohelius nigricolor Alexander, 1940
- Species Protohelius nilgiricus Alexander, 1960
- Species Protohelius tinkhami Alexander, 1938
- Species Protohelius venezolanus Alexander, 1950
- Genus Protolimnophila Riek, 1954 †
- Genus Pseudoerioptera Men, Hu & Starkevich, 2022 †
- Genus Psiloconopa Zetterstedt, 1837
- Genus Quathlambia Alexander, 1956
- Genus Quechuamyia Alexander, 1943
- Genus Rhadinobrochus Scudder, 1894
- Genus Rhamphophila Edwards, 1923
- Genus Rhipidia Meigen, 1818
- Genus Rhypholophus Kolenati, 1860
- Genus Riedelomyia Alexander, 1928
- Genus Ripidia Rondani, 1856 accepted as Rhipidia Meigen, 1818
- Genus Rondania Bigot, 1854 accepted as Ula Haliday, 1833
- Genus Ryta Nazarov in Nazarov, Bagdasarov & Ur'ev, 1994
- Genus Sacandaga Alexander, 1911
- Genus Salebria Savchenko in Savchenko & Krivolutskaya, 1976
- Genus Salebriella Savchenko, 1978
- Genus Scleroprocta Edwards, 1938
- Genus Simplecta Rondani, 1856 accepted as Symplecta Meigen, 1830
- Genus Sinotipula Hong, 1983 †
- Genus Sirena Santos & Ribeiro, 2018 accepted as Aphrophila Edwards, 1923
- Genus Sivalimnobia Alexander, 1963
- Genus Skuseomyia Alexander, 1924
- Genus Sphaeconophilus Becker, 1912
- Genus Sphaeropyga Savchenko in Savchenko & Krivolutskaya, 1976
- Genus Spiladomyia Scudder, 1877 †
- Genus Spiloptera Rondani, 1856 accepted as Spyloptera Rondani, 1856
- Genus Spinalia Santos & Ribeiro, 2018 accepted as Aphrophila Edwards, 1923
- Genus Spyloptera Rondani, 1856
- Genus Symplecta Meigen, 1830
- Genus Taiwanina Alexander, 1928
- Genus Taiwanomyia Alexander, 1923
- Genus Tanymera Loew, 1850
- Genus Tanysphyra Loew, 1850 †
- Genus Taphrosia Rondani, 1856 accepted as Gonomyia Meigen, 1818
- Genus Tasiocerellus Alexander, 1958
- Genus Tesserioptera Mendl & Geiger, 1992
- Genus Teuchogonomyia Alexander, 1968
- Genus Thrypticomyia Skuse, 1890
- Genus Tinemyia Hutton, 1900
- Genus Tipulimnoea Theischinger, 1996
- Genus Tonnoiraptera Alexander, 1935
- Genus Tonnoirella Alexander, 1928
- Genus Tonnoiromyia Alexander, 1926
- Genus Trentepohlia Bigot, 1854
- Genus Trichoneura Berendt, 1845
- Genus Trichotrimicra Alexander, 1921
- Genus Trochobola Osten-Sacken, 1869 accepted as Limonia Meigen, 1803
- Genus Ula Haliday, 1833
- Genus Ulugbekia Savchenko, 1970
- Genus Unguicrypteria Alexander, 1980
- Genus Variegata Bigot, 1854 accepted as Variptera Bigot, 1854
- Genus Variptera Bigot, 1854 accepted as Gynoplistia Westwood, 1835
- Genus Xenolimnobia Alexander, 1926
- Genus Xutipula Hong, 1983 †
- Genus Zaluscodes Lamb, 1909
- Genus Zelandica Santos & Ribeiro, 2018 accepted as Aphrophila Edwards, 1923
- Genus Zelandomyia Alexander, 1923
- 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
- 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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