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
- 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
- Family Acrididae MacLeay, 1821
- Family Acridoxenidae
- Family Adumbratomorphidae †
- Family Anostostomatidae Saussure, 1859
- Family Archaeopneumoridae †
- Family Arcypteridae Shumakov, 1963 accepted as Acrididae MacLeay, 1821
- Family Baissogryllidae Gorochov, 1985 †
- Family Batrachideidae
- Family Bintoniellidae †
- Family Biroellidae
- Family Borneacrididae
- Family Bouretidae †
- Family Bradyporidae
- Family Burmecaelidae Uchida, Husemann & Kotthoff, 2023 accepted as Burmecaelinidae Uchida, Husemann & Kotthoff, 2023
- Family Burmecaelinidae Uchida, Husemann & Kotthoff, 2023
- Family Cachoplistidae
- Family Catantopidae accepted as Acrididae MacLeay, 1821
- Family Charilaidae
- Family Chorotypidae
- Family Conocephalidae
- Family Cooloolidae
- Family Cylindrachetidae
- Family Deinotitanidae Gorochov, 2011 †
- Family Dericorythidae
- Family Dzhajloutshellidae Gorochov, 1994 †
- Family Elcanidae Handlirsch, 1906 †
- Family Eneopteridae Kirby, 1906 accepted as Gryllidae Laicharting, 1781
- Family Ensifera incertae sedis †
- Family Episactidae
- Family Eruciidae
- Family Eumastacidae
- Family Euschmidtiidae
- Family Gomphomastacidae
- Family Gryllacrididae Blanchard, 1845
- Family Gryllavidae †
- Family Gryllidae Laicharting, 1781
- Genus Aberracla Gorokhov, 2011 accepted as Leptopsis Desutter-Grandcolas, 1996
- Genus Abmisha Otte, 1987
- Genus Acanthogryllus Saussure, 1877
- Genus Acanthoplistus Saussure, 1877
- Genus Acheta Fabricius, 1775
- Genus Acheta Linnaeus, 1758
- Genus Achetomorpha Gorochov, 2019 †
- Genus Acroneuroptila Baccetti, 1960
- Genus Afrogryllopsis Randell, 1964
- Genus Afroteleogryllus Gorochov, 1988
- Genus Agnotecous Saussure, 1878 accepted as Agnothecous Saussure, 1878
- Genus Agnothecous Saussure, 1878
- Genus Agryllus Gorochov, 1994
- Species Agryllus euzonus (Saussure, 1877)
- Species Agryllus excultus Gorochov, 1994
- Genus Ahldreva Otte, 1988
- Genus Ajorama Otte, 1988
- Genus Allogryllus Chopard, 1925
- Genus Allonemobius Hebard, 1913
- Genus Amazonacla Gorokhov, 2011
- Genus Amnesibulus Gorochov, 2003
- Genus Andeogryllus Cadena-Castañeda, Vásquez Rodríguez, Dávila Gonzalez & Grande López, 2021
- Genus Anele Otte, de Carvalho & Shaw, 2003
- Genus Anemozara Gorochov, 2014
- Genus Angolagryllus Otte, 1994
- Genus Antilliclodes Otte & Perez-Gelabert, 2009
- Genus Antillobinthus Yong & Desutter-Grandcolas, 2020
- Genus Anurogryllus Saussure, 1877
- Genus Apedina Otte & Alexander, 1983
- Genus Apentacentrus Chopard, 1934
- Genus Aphemogryllus Rehn, 1918
- Genus Apiotarsoides Chopard, 1931
- Genus Apiotarsus Saussure, 1877
- Genus Apteracla Gorokhov, 2009
- Genus Apterocryncus Gorochov, 1990
- Genus Apterogryllus de Saussure, 1877
- Genus Apterosvercus Gorochov, 1992
- Genus Arachnocephalus A. Costa in O. Costa, 1855
- Genus Araneagryllus Heads, 2010 †
- Genus Archaegryllodes Haughton, 1924
- Genus Archeta Gaede, 1815
- Genus Arilpa Otte & Alexander, 1983
- Genus Aritella Otte & Alexander, 1983
- Genus Asonicogryllus He, 2019
- Genus Astriduleva Gorochov, 2016
- Genus Astrupia Otte, 1987
- Genus Asymmetracla Gorochov, 2014 accepted as Ochraperites Desutter-Grandcolas, 1993
- Genus Asymmetrella Gorochov, 2022 accepted as Neoasymmetrella Deshmukh, Misar, Shende, Mungole & Reddy, 2023
- Genus Asymmetriola Gorochov, 2010
- Genus Atrullus Gorochov, 2001
- Genus Atsigryllus Cadena-Castañeda & Orejuela, 2020
- Genus Australogryllus Randell, 1964
- Genus Avdrenia Otte, 1988
- Genus Baltonemobius Gorochov, 2010 †
- Genus Bejorama Otte, 1988
- Genus Birubia Otte & Alexander, 1983
- Genus Bolivacla Gorochov, 2014
- Genus Borneloria Gorochov, 2018
- Genus Bornitara Gorochov, 1997
- Genus Brachyteleogryllus Gorokhov, 1985
- Genus Brachytrupes Audinet-Serville, 1838
- Genus Brachytrypes Agassiz, 1846
- Genus Brachytrypus Saussure, 1877 accepted as Brachytrupes Audinet-Serville, 1838
- Genus Brevizacla Gorokhov, 2003
- Genus Brontogryllus Martins-Neto, 1991 †
- Genus Buangina Otte & Alexander, 1983
- Genus Callogryllus Sjöstedt, 1909
- Genus Calyptotrella Gorochov, 2002
- Genus Capillogryllus Xie in Xie, Zheng & Liang, 2003
- Genus Cardiodactylus de Saussure, 1878
- Genus Caribacusta Gorochov, 2014
- Genus Carsidava Walker, 1869
- Genus Castillogryllus Martins-Neto, 1995 †
- Genus Cearagryllus Martins-Neto, 1991 †
- Genus Centuriarus Robillard, 2011
- Genus Cephalogryllus Chopard, 1926
- Genus Chopardia Bhowmik, 1969
- Genus Clearidas Stål, 1876
- Genus Coiblemmus Chopard, 1936
- Genus Comidoblemmus Storozhenko & Paik, 2009
- Genus Comidogryllus Otte & Alexander, 1983
- Genus Conatrullus Gorochov, 2001
- Genus Conoblemmus Adelung, 1910
- Genus Conogryllus Gorochov, 2001
- Genus Cophaphonus Tarbinskibi, 1932
- Genus Cophella Otte, 1987 accepted as Angolagryllus Otte, 1994
- Genus Cophogryllus Saussure, 1877
- Genus Copholandrevus Chopard, 1926
- Genus Cortigryllus Gorochov, 2015 accepted as Paragryllodes Karny, 1909
- Genus Creolandreva Hugel, 2009
- Genus Crockeriola Gorochov & Kostia, 1999
- Genus Cryncoides Gorochov, 1988
- Genus Crynculus Gorochov, 1996
- Genus Cryncus Gorokhov, 1983
- Genus Crystallomorpha Rehn, 1909 accepted as Nisitrus Saussure, 1878
- Genus Curiocharis Gorochov, 2017 accepted as Hapithus Uhler, 1864
- Genus Cyrtoprosopus Chopard, 1951
- Genus Cyrtoxipha Saussure, 1873
- Genus Daedalonotum Gorochov, 2014
- Genus Daintria Otte, 1994
- Genus Damaracheta Otte, 1987
- Genus Danielottea Koçak & Kemal, 2009
- Genus Dentitrella Gorochov, 2023 accepted as Fryerius Uvarov, 1940
- Genus Depressogryllus Gorochov, 1988
- Genus Diablotinthus Robillard & Tan, 2025
- Genus Diatrellius Gorochov, 2003
- Genus Dindymus Kirby, 1906 accepted as Dionymus Brunner, 1893
- Genus Dionymus Brunner, 1893 accepted as Xenogryllus Bolivar, 1890
- Genus Diplacusta Saussure, 1874
- Genus Diplacustes Saussure, 1878
- Genus Discoptila Pantel, 1890
- Genus Discozacla Gorokhov, 2003
- Genus Doposia Otte & Perez-Gelabert, 2009
- Genus Doroshenkoa Gorochov, 2004
- Genus Drelanvus Chopard, 1930
- Genus Duolandrevus Kirby, 1906
- Genus Ectodrelanva Gorochov, 1999
- Genus Ectolandrevus Saussure, 1877
- Genus Eleva Otte, 1988
- Genus Endodrelanva Gorochov, 1999
- Genus Endolandrevus Saussure, 1877
- Genus Eneoptera Burmeister, 1838
- Genus Eneopterus Saussure, 1878 accepted as Eneoptera Burmeister, 1838
- Genus Eogryllus Gorochov, 2012 †
- Genus Eopentacentrus Gorochov, 2010 †
- Genus Eotrella Gorochov, 2012 †
- Genus Eozacla Gorochov, 2012 †
- Genus Eugialaia Gorochov, 2001
- Genus Eugryllodes Chopard, 1927
- Genus Eulandrevus Gorochov, 1988
- Genus Eumodicogryllus Gorochov, 1986
- Genus Eunemobius Hebard, 1913
- Genus Eupteroplistes Gorochov, 2022 accepted as Pteroplistes Brunner de Wattenwyl, 1873
- Genus Eurepa Walker, 1869
- Genus Eurepella Otte & Alexander, 1983
- Genus Eurygryllodes Chopard, 1951
- Genus Euscirtus Brunner von Wattenwyl, 1873 accepted as Euscyrtus Guérin-Méneville, 1844
- Genus Faguagryllus Cadena-Castañeda, 2011
- Genus Falcicula Rehn, 1903
- Genus Fanzus Zessin, 2019 †
- Genus Fijina Otte, 1988
- Genus Fijixipha Otte & Cowper, 2007
- Genus Fodigryllus He, 2022
- Genus Forcigryllus Gorochov, 2022 accepted as Anurogryllus Saussure, 1877
- Genus Ganoblemmus Karsch, 1893
- Genus Geogryllus Otte & Perez-Gelabert, 2009
- Genus Gialaia Gorochov, 1994
- Genus Gigagryllus Cadena-Castañeda & García García, 2020
- Genus Gigantogryllus Gorochov, 2022 accepted as Megalogryllus Chopard, 1930
- Genus Ginidra Otte, 1988
- Genus Glandulacla Gorochov, 2014 accepted as Ochraperites Desutter-Grandcolas, 1993
- Genus Glandulosa Harz, 1979
- Genus Goniogryllus Chopard, 1936
- Genus Gryllapterus Bolivar, 1912
- Genus Gryllita Hebard, 1935
- Genus Gryllitara Chopard, 1932
- Genus Gryllodeicus Chopard, 1939
- Genus Grylloderes Bolivar, 1894
- Genus Gryllodes Saussure, 1874
- Genus Gryllodinus Bolivar, 1927
- Genus Gryllolandrevus Bolivar, 1922
- Genus Gryllomimus Chopard, 1936
- Genus Gryllomorpha Fieber, 1853
- Genus Gryllomorphella Gorokhov, 1984
- Genus Gryllomorphus Saussure, 1876-77 accepted as Gryllomorpha Fieber, 1853
- Genus Gryllopsis Chopard, 1928
- Genus Gryllulus Uvarov, 1935 accepted as Acheta Fabricius, 1775
- Genus Gryllus Linnaeus, 1758
- Genus Gymnogryllus Saussure, 1877
- Genus Hemilandreva Chopard, 1936
- Genus Hemitrullus Gorochov, 2001
- Genus Heteronemobius Krauss, 1909
- Genus Hispanogryllodes Randell, 1964
- Genus Hispanogryllus Otte & Perez-Gelabert, 2009
- Genus Holoblemmus Bolivar, 1925
- Genus Homaloblemmus Saussure, 1877
- Genus Homalogryllus Chopard, 1925
- Genus Hygronemobius Hebard, 1913
- Genus Hymenoptila Chopard, 1943
- Genus Indigryllus Robillard & Jaiswara in Jaiswara et al., 2019
- Genus Indozacla Gorochov, 2018
- Genus Itara Walker, 1869
- Genus Itarogryllus Gorochov, 2020
- Genus Itaropsis Chopard, 1925
- Genus Izerskya Gorochov, 2019
- Genus Jarawasia Koçak & Kemal, 2008
- Genus Jareta Otte, 1988
- Genus Jorama Otte, 1988
- Genus Julverninthus Robillard & Su, 2018
- Genus Kadavuxipha Otte & Cowper, 2007
- Genus Kazuemba de Mello, 1990
- Genus Kotama Otte, 1988
- Genus Kumalorina Otte & Perez-Gelabert, 2009
- Genus Kurtguentheria Gorochov, 1996
- Genus Laminogryllus Gorochov, 2003
- Genus Landreva Walker, 1869
- Genus Landrevus Saussure, 1877 accepted as Landreva Walker, 1869
- Genus Laozacla Gorochov, 2014
- Genus Larandella Uvarov, 1940 accepted as Larandeicus Chopard, 1937
- Genus Lasiogryllus Chopard, 1930
- Genus Laureopsis Jaiswara, 2017
- Genus Lebinthus Stål, 1877
- Genus Lebussa Walker, 1869
- Genus Lenigryllus Chopard, 1961
- Genus Lepidogryllus Otte & Alexander, 1983
- Genus Levuxipha Otte & Cowper, 2007
- Genus Ligypterus Saussure, 1878
- Genus Linhagla Mayer, 2004 accepted as Aboilus Martynov, 1925 †
- Genus Liogryllus Saussure, 1877
- Genus Lissoblemmus Bolivar, 1881
- Genus Litogryllus Hebard in Bryan, 1926
- Genus Lobulacla Gorochov, 2014 accepted as Brevizacla Gorokhov, 2003
- Genus Longizacla Gorokhov, 2003
- Genus Loxoblemmus Saussure, 1877
- Genus Lucienia Gorochov, 1986
- Genus Lutinthus Robillard & Tan, 2025
- Genus Macrogryllus Saussure, 1877
- Genus Macroteleogryllus Gorokhov, 1985
- Genus Majialandrevus He, 2021
- Genus Malaysiola Gorochov, 2022
- Genus Malua Otte & Alexander, 1983 accepted as Maluagryllus Otte, 1994
- Genus Maluagryllus Otte, 1994
- Genus Maxitara Gorochov, 2001
- Genus Mayumbella Otte, 1987
- Genus Megalogryllus Chopard, 1930
- Genus Megatrella Gorochov, 2002
- Genus Melanogryllus Chopard, 1961
- Genus Mellogryllus Cadena-Castañeda, Tavares & Fernandes, 2022
- Genus Menatgryllus Schubnel, Desutter-Grandcolas, Garrouste, Hervet & Nel, 2020 †
- Genus Menonia George, 1936
- Genus Meristoblemmus Jones & Chopard, 1936
- Genus Mesoblemmus Bolivar, 1925
- Genus Metrypa Brunner de Wattenwyl, 1873
- Genus Metrypus Saussure, 1878
- Genus Mexiacla Gorochov, 2007
- Genus Mexigryllus Gorochov, 2022
- Genus Micritara Gorochov, 1997
- Genus Microlandreva Chopard, 1959
- Genus Mimicogryllus Gorochov, 1994
- Genus Minizacla Gorokhov, 2003
- Genus Minutixipha Otte & Cowper, 2007
- Genus Miogryllus Saussure, 1877
- Genus Mirigryllus He, 2020 accepted as Modicogryllus Chopard, 1961
- Genus Mirolotmia Gorochov, 2021
- Genus Mitius Gorokhov, 1985
- Genus Mitroblemmus Bolivar, 1925
- Genus Mjobergella Chopard, 1926
- Genus Mjöbergella Chopard, 1926 accepted as Mjobergella Chopard, 1926
- Genus Modestozara Gorochov, 2014
- Genus Modicogryllus Chopard, 1961
- Genus Modicoides Otte & Cade, 1984
- Genus Mombasina Otte, 1987
- Genus Myara Otte & Alexander, 1983
- Genus Nanaripegryllus Martins-Neto, 2002 †
- Genus Nanixipha Otte, de Carvalho & Shaw, 2003
- Genus Napieria Baehr, 1989
- Genus Natalogryllus Gorochov, 2008
- Genus Nausorixipha Otte & Cowper, 2007
- Genus Nemobia Agassiz, 1844 accepted as Nemobius Audinet-Serville, 1838
- Genus Nemobiodes Chopard, 1918
- Genus Nemobiopsis Bolivar, 1890
- Genus Nemobius Audinet-Serville, 1838
- Genus Nemozara Gorochov, 2014
- Genus Neoasymmetrella Deshmukh, Misar, Shende, Mungole & Reddy, 2023
- Genus Neogryllodes Otte, 1994
- Genus Neogryllopsis Otte, 1983
- Genus Neonemobius Hebard, 1913
- Genus Neotrellius Gorochov, 1992
- Genus Neova Otte, 1988
- Genus Neoxabea Kirby, 1906
- Genus Nesogryllus Perkins, 1899
- Genus Nigrogryllus Gorochov, 1983
- Genus Nimbagryllus Otte, 1987
- Genus Nisitra Walker, 1869 [2] accepted as Nisitrus Saussure, 1878
- Genus Nisitrus Saussure, 1878
- Genus Noctitara Gorochov, 1997
- Genus Notendecous Gorochov, 2014 accepted as Endecous Saussure, 1878
- Genus Notosciobia Chopard, 1915
- Genus Oaxacla Gorochov, 2007
- Genus Ocellonemobius Gorokhov, 1984
- Genus Odontogryllodes Chopard, 1969
- Genus Oediblemmus Saussure, 1898
- Genus Oligachaeta
- Genus Oligacheta Chopard, 1961
- Genus Omogryllus Otte, 1987
- Genus Ontogryllus Gorochov, 2019 †
- Genus Optigryllus Gorochov, 2015 accepted as Paragryllodes Karny, 1909
- Genus Orbega Walker, 1869 accepted as Cardiodactylus de Saussure, 1878
- Genus Oreolandreva Chopard, 1945
- Genus Orocharis Uhler, 1864
- Genus Orthanaudus Karny, 1910
- Genus Orthoxiphus Saussure, 1899
- Genus Osus Gorokhov, 1987
- Genus Otteana Gorochov, 1990
- Genus Ovaliptila Gorochov, 2006
- Genus Pantelinus Bolivar, 1921
- Genus Papava Otte, 1988
- Genus Papuzacla Gorochov, 2014 accepted as Brevizacla Gorokhov, 2003
- Genus Paraeneopterus Saussure, 1878
- Genus Paragryllopsis Chopard, 1963
- Genus Paralandrevus Saussure, 1877
- Genus Paraloxoblemmus Karny, 1907
- Genus Parametioche Otte & Alexander, 1983
- Genus Paranaxipha Chopard, 1925
- Genus Paranisitra Chopard, 1925
- Genus Paranurogryllus Mesa & Garcia, 1999
- Genus Parapentacentrus Shiraki, 1930
- Genus Parasciobia Chopard, 1935
- Genus Parasongella Otte, 1987
- Genus Paroecanthus Sharov, 1968 † accepted as Sharovella Gorochov, 1985 †
- Genus Pedroecous Gorochov, 2014 accepted as Endecous Saussure, 1878
- Genus Pendleburyella Chopard, 1969
- Genus Pentacentrodes Bolívar, 1910
- Genus Pentacentrus Saussure, 1878
- Genus Peratrullus Gorochov, 2001
- Genus Peru Koçak & Kemal, 2008
- Genus Perugryllus Jaiswara, 2017
- Genus Peruzara Gorokhov, 2011
- Genus Petaloptila Pantel, 1890
- Genus Pezoloxoblemmus Karny, 1907
- Genus Phaephilacris
- Genus Phaloria Stål, 1877
- Genus Phantazacla Gorokhov, 2003
- Genus Pherodactylus Poinar, Su & Brown, 2020 †
- Genus Phonarellus Gorochov, 1983
- Genus Phormincter Saussure, 1878
- Genus Phyllopalpus Uhler, 1864
- Genus Phylloscyrtus Guérin-Méneville, 1844
- Genus Picinguaba Mello, 1990
- Genus Pictonemobius Vickery & Johnstone, 1970
- Genus Pictonenbius
- Genus Pictorina Otte & Alexander, 1983
- Genus Piestodactylus Saussure, 1878 accepted as Myara Otte & Alexander, 1983
- Genus Pilosogryllus Gorochov, 2022 accepted as Anurogryllus Saussure, 1877
- Genus Pixibinthus Robillard & Anso, 2016
- Genus Platybinthus Robillard & Tan, 2023
- Genus Platyblemma Erichson, 1840
- Genus Platyblemmus Audinet-Serville, 1838
- Genus Platydactylus Brullé, 1835 accepted as Eneoptera Burmeister, 1838
- Genus Platygryllus Chopard, 1961
- Genus Platylandrevus Gorochov, 2005 accepted as Duolandrevus Kirby, 1906
- Genus Plebeiogryllus Randell, 1964
- Genus Pluviam He, Ma & Zhang in He et al., 2021
- Genus Podogryllus Karsch, 1893
- Genus Poliogryllus Gorochov, 1984
- Genus Ponca Hebard, 1928
- Genus Proararipegryllus Gorochov & Coram, 2022 †
- Genus Proecanthus Sharov, 1968 †
- Genus Proeneopterotrypus Gorochov, 2019 †
- Genus Progoniogryllus Ma, Jing & Zheng, 2021
- Genus Prolandreva Gorochov, 2005
- Genus Pronemobius Bolívar, 1898
- Genus Pseuditara Chopard, 1969 †
- Genus Pseudocoiblemmus Gorochov, 2001
- Genus Pseudogryllus Chopard, 1913
- Genus Pseudolebinthus Robillard, 2006
- Genus Pseudounka Gorochov, 2008
- Genus Pteronemobius Jakobson in Jakobson & Bianchi, 1904
- Genus Qingryllus Chen & Zheng, 1995
- Genus Quarequa Hebard, 1928
- Genus Regoza Gorochov & Kostia, 1999
- Genus Repapa Otte, 1988
- Genus Rhabdotogryllus Chopard, 1954
- Genus Rubrogryllus Vickery, 1997
- Genus Rufocephalus Otte & Alexander, 1983
- Genus Rugabinthus Robillard & Tan, 2022
- Genus Salmania Walker, 1869 accepted as Myara Otte & Alexander, 1983
- Genus Salmanites Chopard, 1951
- Genus Santanagryllus Martins-Neto, 1991 †
- Genus Saopauloa Koçak & Kemal, 2008
- Genus Savuxipha Otte & Cowper, 2007
- Genus Scapanonyx Chopard, 1925
- Genus Scapsipedoides Chopard, 1936
- Genus Scapsipedus Saussure, 1877
- Genus Schizotrypus Chopard, 1954
- Genus Sciobia Burmeister, 1838
- Genus Sclerogryllus Gorokhov, 1985
- Genus Scleropterus de Haan in Temminck, 1842 accepted as Sclerogryllus Gorokhov, 1985
- Genus Selvacla Otte, 2006 accepted as Aclella Desutter-Grandcolas, 2000
- Genus Semaphorellus Gorochov, 1983
- Genus Sharovella Gorochov, 1985 †
- Genus Sharovia Otte, 1997 † accepted as Paroecanthus Sharov, 1968 †
- Genus Sigagryllus Otte & Cade, 1984
- Genus Sigeva Otte, 1988
- Genus Singapuriola Gorochov & Tan, 2012
- Genus Singitara Gorochov, 1997
- Genus Solepa Otte, 1988
- Genus Songella Otte, 1987
- Genus Sphecogryllus Chopard, 1933
- Genus Spinogryllus Vasanth, 1993
- Genus Spinolandrevus Gorochov, 1999
- Genus Squamigryllus Gorochov, 2001
- Genus Stenocephalus Otte & Alexander, 1983 accepted as Daintria Otte, 1994
- Genus Stephoblemmus Saussure, 1877
- Genus Stilbogryllus Gorokhov, 1983
- Genus Stilbonemobius Gorochov, 1984
- Genus Stridugryllus Gorochov, 2015 accepted as Paragryllodes Karny, 1909
- Genus Stridulacla Gorochov, 2014 accepted as Mikluchomaklaia Gorochov, 1986
- Genus Striduleva Gorochov, 2016
- Genus Sulaweloria Gorochov, 2011 accepted as Phaloria Stål, 1877
- Genus Sulawemina Gorochov, 2016
- Genus Surdolandrevus Gorochov, 2003
- Genus Sutepia Otte, 1988
- Genus Svercacheta Gorochov, 1993
- Genus Svercoides Gorochov, 1990
- Genus Svercus Gorochov, 1988
- Genus Swezwilderia Chopard, 1929
- Genus Taciturna Otte, 1987
- Genus Tarbinskiellus Gorochov, 1983
- Genus Tartarogryllus Tarbinskii, 1940
- Genus Tavukixipha Otte & Cowper, 2007
- Genus Teleogryllus Chopard, 1961
- Genus Terrozacla Gorochov, 2014
- Genus Thiernogryllus Roy, 1969
- Genus Thliptoblemmus Saussure, 1898
- Genus Tinnitara Gorochov, 2007 accepted as Itara Walker, 1869
- Genus Titanogryllus Jaiswara, Souza-Dias, Desutter-Grandcolas & de Mello, 2018
- Genus Tremellia Stål, 1877
- Genus Tresdigitus Xu, Fang & Wang, 2020 † accepted as Pherodactylus Poinar, Su & Brown, 2020 †
- Genus Trigonidomimus Caudell, 1913
- Genus Trullus Gorochov, 1999
- Genus Tugainus Gorochov, 1986
- Genus Tumpalia Otte & Alexander, 1983
- Genus Turanogryllus Tarbinskiï, 1940
- Genus Tympanogryllus Gorochov, 2001
- Genus Ucayacla Gorokhov, 2011
- Genus Uluguria Otte, 1987
- Genus Urogryllus Randell, 1964
- Genus Urolandreva Gorochov, 2022 accepted as Prolandreva Gorochov, 2005
- Genus Vanuaxipha Otte & Cowper, 2007
- Genus Vasilia Gorochov, 1988
- Genus Veisarixipha Otte & Cowper, 2007
- Genus Velapia Otte & Perez-Gelabert, 2009
- Genus Velarifictorus Randell, 1964
- Genus Vietacheta Gorochov, 1992
- Genus Vitixipha Otte & Cowper, 2007
- Genus Vudaxipha Otte & Cowper, 2007
- Genus Xenogryllus Bolivar, 1890
- Genus Xulavuna de Mello & Campos in Campos & de Mello, 2014
- Genus Yarrita Otte & Alexander, 1983
- Genus Yarrubura de Mello & Campos in Campos & de Mello, 2014
- Genus Zacmozara Gorochov, 2014 accepted as Anemozara Gorochov, 2014
- Genus Zatrellius Gorochov, 1999
- Genus Zebragryllus Desutter-Grandcolas & Cadena-Castañeda, 2014
- Family Gryllotalpidae Leach, 1815
- Family Haglidae Handlirsch, 1906 †
- Family Hagloedischiidae †
- Family Haglotettigoniidae †
- Family Kamiidae Sharov, 1968 †
- Family Lathiceridae
- Family Legendreiidae Huang, Schubnel & Nel, 2020 †
- Family Lentulidae Dirsh, 1956
- Family Letopalopteridae †
- Family Lezinidae accepted as Anostostomatidae Saussure, 1859
- Family Lithidiidae
- Family Locustavidae Sharov, 1968 †
- Family Locustopseidae Handlirsch, 1906 † accepted as Locustopsidae Handlirsch, 1906 †
- Family Locustopsidae Handlirsch, 1906 †
- Family Macropathidae
- Family Malgasiidae
- Family Mastacideidae
- Family Meconematidae Burmeister, 1838 accepted as Tettigoniidae Krauss, 1902
- Family Mecopodidae
- Family Mesoedischiidae †
- Family Metrodoridae Steinmann, 1962 accepted as Tetrigidae Rambur, 1838
- Family Mimnermidae
- Family Miraculidae
- Family Mogoplistidae Saussure, 1877
- Family Morabidae
- Family Myrmecophilidae
- Family Oecanthidae Blanchard, 1845
- Family Oedipodidae Walker, 1870 accepted as Acrididae MacLeay, 1821
- Family Oedischidae † accepted as Oedischiidae Handlirsch, 1906 †
- Family Oedischiidae Handlirsch, 1906 †
- Family Oedischioidea incertae sedis †
- Family Ommexechidae
- Family Orthoptera (awaiting allocation)
- Family Palaeorehniidae Zeuner, 1937 †
- Family Pamphagidae
- Family Pamphagodidae
- Family Paragryllidae
- Family Paratitanidae †
- Family Pauliniidae
- Family Pentacentridae
- Family Permelcanidae Sharov, 1962 †
- Family Phalangopsidae Blanchard, 1845
- Family Phaneropteridae Brunner von Wattenwyl, 1878 accepted as Tettigoniidae Krauss, 1902
- Family Phasmodidae
- Family Phasmomimidae Sharov, 1968 †
- Family Phyllophoridae Stål, 1874 accepted as Tettigoniidae Krauss, 1902
- Family Pneumoridae
- Family Podoscirtidae Saussure, 1878 accepted as Oecanthidae Blanchard, 1845
- Family Prezottophlebiidae Martins-Neto, 2007 †
- Family Promastacidae †
- Family Proparagryllacrididae †
- Family Prophalangopsidae Kirby, 1906
- Family Proscopiidae Serville, 1838
- Family Protogryllidae †
- Family Pruvostitidae †
- Family Pseudelcanidae †
- Family Pseudogryllotalpidae Gu et al., 2023 † accepted as Gryllidae Laicharting, 1781
- Family Pseudophyllidae
- Family Pteroplistidae
- Family Pyrgacrididae
- Family Pyrgomorphidae Brunner von Wattenwyl, 1874
- Family Rhaphidophoridae Walker, 1869
- Family Ripipterygidae Ander, 1939
- Family Romaleidae
- Family Rudiaeschnidae Bechly et al., 2001 †
- Family Schizodactylidae
- Family Scleropteridae
- Family Stenopelmatidae
- Family Tanaoceridae
- Family Tetrigidae Rambur, 1838
- Family Tettigoniidae Krauss, 1902
- Family Tettigoniidea incertae sedis
- Family Thericleidae
- Family Triassomanteidae †
- Family Tridactylidae Brullé, 1835
- Family Trigonidiidae Saussure, 1870
- Family Trigonopterygidae
- Family Tristiridae
- Family Tuphellidae †
- Family Tympanophoridae
- Family Vitimiidae †
- Family Xenopteridae †
- Family Xyronotidae
- 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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