IRMNG

Between brackets is the number of accepted species

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Show accepted taxa only Only show main ranks

Biota
Kingdom Animalia
Phylum Acanthocephala
Phylum Agmata †
Phylum Animalia (awaiting allocation)
Phylum Animalia incertae sedis
Phylum Annelida
Phylum Arthropoda
Phylum Brachiopoda
Phylum Bryozoa
Phylum Cephalorhyncha incertae sedis
Phylum Chaetognatha
Phylum Chitinozoa †
Phylum Chordata
Subphylum Cephalochordata
Subphylum Tunicata accepted as Urochordata
Subphylum Urochordata
Subphylum Vertebrata
Superclass Tetrapoda
Class Amphibia
Class Aves
Class Mammalia
Subclass Prototheria
Subclass Theria
Infraclass Eutheria
Order Afrosoricida
Order Amphitheriida †
Order Anagalida †
Order Arctostylopida †
Order Artiodactyla
Order Asioryctitheria †
Order Astrapotheria †
Order Bellua accepted as Perissodactyla
Order Bibymalagasia †
Order Carnivora
Order Carnivoramorpha incertae sedis †
Order Cetacea
Order Chiroptera
Order Cimolesta †
Order Cingulata
Order Condylarthra †
Order Creodonta †
Order Dermoptera
Order Desmostylia †
Order Dinocerata †
Order Edentata accepted as Eutheria
Order Embrithopoda †
Order Erinaceomorpha
Order Eulipotyphla
Order Eutheria (awaiting allocation)
Order Hyracoidea
Order Insectivora accepted as Eutheria
Order Lagomorpha
Order Leptictida †
Order Lipotyphla † accepted as Eulipotyphla
Order Litopterna †
Order Macroscelidea
Order Mesonychia † accepted as Mesonychia †
Order Mesonychia †
Order Mimotonida †
Order Mixodontia †
Order Notopterna † accepted as Litopterna †
Order Notoungulata †
Order Pantodonta † accepted as Cimolesta †
Order Pantolesta † accepted as Cimolesta †
Order Perissodactyla
Order Pholidota
Order Pilosa
Order Primates
Order Proboscidea
Order Procreodi †
Order Proteutheria † accepted as Eutheria
Order Ptolemaiida †
Order Pyrotheria †
Order Rodentia
Family Abrocomidae Miller & Gidley, 1918
Family Acaremyidae Wood, 1949 †
Family Adelphomyidae †
Family Agoutidae Gray, 1821 accepted as Cuniculidae Miller & Gidley, 1918
Family Alagomyidae Dashzeveg, 1990 †
Family Allomyidae Marsh, 1877 †
Family Anomalomyidae Schaub, 1925 †
Family Anomaluridae Gervais, 1849
Family Aplodontidae Brandt, 1855 accepted as Aplodontiidae Brandt, 1855
Family Aplodontiidae Brandt, 1855
Family Archetypomyidae Meng, Li, Ni, Wang & Beard, 2007 †
Family Armintomyidae Dawson et al., 1990 †
Family Arvicolidae Gray, 1821 accepted as Cricetidae Fischer von Waldheim, 1817
Family Aspalacidae Gray, 1825 accepted as Spalacidae Gray, 1821
Family Bathyergidae Waterhouse, 1841
Family Bathyergoididae †
Family Calomyscidae Vorontsov & Potapova, 1979
Family Capromyidae Smith, 1842
Family Castoridae Gray, 1821
Family Caviidae Waterhouse, 1839
Family Cavioidea incertae sedis
Family Caviomorpha (awaiting allocation)
Family Caviomorpha incertae sedis
Family Cephalomyidae Ameghino, 1897 †
Family Chapattimyidae Hussain et al., 1978 †
Family Chinchillidae Bennett, 1833
Family Chinchilloidea incertae sedis
Family Cocomyidae de Bruijn et al., 1982 †
Family Cricetidae Fischer von Waldheim, 1817
Genus Abrawayaomys Cunha & Cruz, 1979
Genus Abrothrix Waterhouse, 1837
Genus Acodon Agassiz, 1846 accepted as Akodon Meyen, 1833
Genus Aegialomys Weksler, Percequillo & Voss, 2006
Genus Aepeomys Thomas, 1898
Genus Aepyocricetus Li, Stidham, Ni & Li, 2018 †
Genus Afaromys Geraads, 1998 †
Genus Afganomys Topachevski, 1965 accepted as Ellobius Fischer, 1814
Genus Afghanomys Baryshnikov & Baranova, 1983 accepted as Ellobius Fischer, 1814
Genus Agathaeromys Zijlstra, Madern & van den Hoek Ostende, 2010 †
Genus Agricola Blasius, 1857 accepted as Microtus Schrank, 1798
Genus Akodon Meyen, 1833
Genus Aktaumys Kordikova & de Bruijn, 2001 †
Genus Albakodon Agnolin, Derguy, Godoy & Chimento, 2019 †
Genus Alexandromys Ognev, 1914 accepted as Microtus Schrank, 1798
Genus Allocricetulus Argyropulo, 1933
Genus Allocricetus Schaub, 1930 † accepted as Cricetulus Milne-Edwards, 1867
Genus Allophaiomys Kormos, 1933 †
Genus Alticola Blandford, 1881
Genus Alviceola de Blainville, 1817 accepted as Arvicola Lacepède, 1799
Genus Ammomys Bonaparte, 1831 accepted as Microtus Schrank, 1798
Genus Amphinectomys Malygin in Malygin, Aniskin, Isaev & Milishnikov, 1994
Genus Andalgalomys Williams & Mares, 1978
Genus Andinomys Thomas, 1902
Genus Angelomys Teta, Cañón, Patterson & Pardiñas, 2017 accepted as Abrothrix Waterhouse, 1837
Genus Anotomys Thomas, 1906
Genus Antecalomys Korth, 1998 †
Genus Anteliomys Miller, 1896 accepted as Eothenomys Miller, 1896
Genus Antillomys Brace, Turvey, Weksler, Hoogland, Barnes, 2023
Genus Apocricetus Freudenthal, Mein & Martin Suarez, 1998 †
Genus Aporodon Howell, 1914 accepted as Reithrodontomys Giglioli, 1874
Genus Aralomys Argyropulo, 1939 †
Genus Arborimus Taylor, 1915
Genus Arbusticola Shidlovsky, 1919 accepted as Microtus Schrank, 1798
Genus Arricola Selys, 1836 accepted as Arvicola Lacepède, 1799
Genus Arvalomys Chaline, 1974 accepted as Microtus Schrank, 1798
Genus Arvicola Lacepède, 1799
Genus Arvicula S.D.W., 1836 accepted as Arvicola Lacepède, 1799
Genus Aschizomys Miller, 1898 accepted as Alticola Blandford, 1881
Genus Asiocricetus Kishida, 1929 accepted as Tscherskia Ognev, 1914
Genus Aulacomys Rhoads, 1894 accepted as Microtus Schrank, 1798
Genus Auliscomys Osgood, 1915
Genus Axodon Giebel, 1855 accepted as Akodon Meyen, 1833
Genus Baiomys True, 1894
Genus Basirepomys Korth & De Blieux, 2010 †
Genus Bibimys Massoia, 1980
Genus Bicunedens Gray, 1863 accepted as Neodon Horsfield, 1851
Genus Bjornkurtenia Kowalski, 1992 †
Genus Blanfordimys Argyropulo, 1933
Genus Blarinomys Thomas, 1896
Genus Bolomys Thomas, 1916 accepted as Necromys Ameghino, 1889
Genus Borioicon Büchner, 1889 accepted as Dicrostonyx Gloger, 1841
Genus Borioikon Poliakoff, 1881 accepted as Dicrostonyx Gloger, 1841
Genus Bothriomys Ameghino, 1889 accepted as Graomys Thomas, 1916
Genus Brachyurus Fischer, 1808 accepted as Lemmus Link, 1795
Genus Bramus Pomel, 1892 †
Genus Brucepattersonius Hershkovitz, 1998
Genus Cabreramys Massoia & Fornes, 1967 accepted as Necromys Ameghino, 1889
Genus Caecocricetodon Lu, Ni & Maridet, 2021 †
Genus Callimys Agassiz, 1846 [2] accepted as Calomys Waterhouse, 1837
Genus Callomys Gray, 1843 accepted as Calomys Waterhouse, 1837
Genus Calomys Waterhouse, 1837
Genus Campicola Schulze, 1890 accepted as Microtus Schrank, 1798
Genus Campicoloma Strand, 1928 accepted as Microtus Schrank, 1798
Genus Cansumys Allen, 1928
Genus Caryomys Thomas, 1911
Genus Cerradomys Weksler, Percequillo & Voss, 2006
Genus Chalcomys Thomas, 1916 accepted as Akodon Meyen, 1833
Genus Chelemys Thomas, 1903
Genus Chelemyscus Thomas, 1925 accepted as Euneomys Coues, 1874
Genus Chibchanomys Voss, 1988
Genus Chilomys Thomas, 1897
Genus Chilotus Baird, 1857 accepted as Microtus Schrank, 1798
Genus Chinchillula Thomas, 1898
Genus Chionomys Miller, 1908
Genus Chroeomys Thomas, 1916 accepted as Abrothrix Waterhouse, 1837
Genus Chthonergus von Nordmann in Démidoff, 1840 accepted as Ellobius Fischer, 1814
Genus Clethrionomys Tilesius, 1850 accepted as Myodes Pallas, 1811
Genus Collimys Daxner-Hock, 1972 †
Genus Colloides Qiu & Li in Qiu, 2016 †
Genus Copemyodon Fejfar, Ficcarelli, Mezzabotta, Moreno Espinosa, Rook & Torre, 1996 † accepted as Reithrodontomys Giglioli, 1874
Genus Craseomys Miller, 1900 accepted as Myodes Pallas, 1811
Genus Cricetinus Zdansky, 1928 † accepted as Cricetulus Milne-Edwards, 1867
Genus Cricetiscus Thomas, 1917 accepted as Phodopus Miller, 1910
Genus Cricetulodon Hartenberger, 1965 †
Genus Cricetulus Milne-Edwards, 1867
Genus Cricetus Leske, 1779
Genus Cseria Kretzoi, 1959 †
Genus Cudahyomys Hibbard, 1944 † accepted as Reithrodontomys Giglioli, 1874
Genus Cuniculus Wagler, 1830 accepted as Dicrostonyx Gloger, 1841
Genus Daptomys Anthony, 1929 accepted as Neusticomys Anthony, 1921
Genus Deilemys de Saussure, 1860 accepted as Sigmodon Say & Ord, 1825
Genus Delomys Thomas, 1917
Genus Deltamys Thomas, 1917
Genus Dicrostonyx Gloger, 1841
Genus Digonodonta Álvarez & Hernández Chávez, 1994 † accepted as Neotoma Say & Ord, 1825
Genus Dilomys Winge, 1887 accepted as Sigmodon Say & Ord, 1825
Genus Dinaromys Kretzoi, 1955
Genus Drymoreomys Percequillo, Weksler & Costa, 2011
Genus Eligmodon Thomas, 1896 accepted as Eligmodontia Cuvier, 1837
Genus Eligmodon Wagner, 1841 accepted as Eligmodontia Cuvier, 1837
Genus Eligmodontia Cuvier, 1837
Genus Elimodon Fitzinger, 1867 accepted as Eligmodontia Cuvier, 1837
Genus Ellesmereomys Martin & Zakrzewski, 2023 †
Genus Elliobius accepted as Ellobius Fischer, 1814
Genus Ellobius Fischer, 1814
Genus Elygmodontia Agassiz, 1846 accepted as Eligmodontia Cuvier, 1837
Genus Eocricetodon Wang, 2007 †
Genus Eolagurus Argyropulo, 1946
Genus Eolagurus Dearden, 1958 accepted as Eolagurus Argyropulo, 1946
Genus Eothenomys Miller, 1896
Genus Eotomys Major, 1902 accepted as Myodes Pallas, 1811
Genus Eremiomys Poliakoff, 1881 accepted as Lagurus Gloger, 1841
Genus Eremomys Heude, 1898 accepted as Lagurus Gloger, 1841
Genus Eremoryzomys Weksler, Percequillo & Voss, 2006
Genus Erioryzomys Bangs, 1900 accepted as Thomasomys Coues, 1884
Genus Euarvicola Acloque, 1899 accepted as Microtus Schrank, 1798
Genus Euneomys Coues, 1874
Genus Euotomys Schulze, 1900 accepted as Myodes Pallas, 1811
Genus Euryoryzomys Weksler, Percequillo & Voss, 2006
Genus Evotomys Coues, 1874 accepted as Myodes Pallas, 1811
Genus Galenomys Thomas, 1916
Genus Ganocricetodon Qiu, 2001 †
Genus Geoxus Thomas, 1919
Genus Germanomys Heller, 1936 †
Genus Glareomys Rasorenova, 1952 accepted as Myodes Pallas, 1811
Genus Gnomomys Wilson, 1968 †
Genus Graomys Thomas, 1916
Genus Gyldenstolpia Pardiñas, D'Elía & Teta, 2008
Genus Habromys Hooper & Musser, 1964
Genus Habrothrix Wagner in Schreber, 1843 accepted as Abrothrix Waterhouse, 1837
Genus Hamster de Lacepède, 1799 accepted as Cricetus Leske, 1779
Genus Handleyomys Voss, Gomez-Laverde & Pacheco, 2002
Genus Haplomylomys Osgood, 1904 accepted as Peromyscus Gloger, 1841
Genus Hattomys Freudenthal, 1985 †
Genus Heligmodontia Agassiz, 1846 accepted as Eligmodontia Cuvier, 1837
Genus Heliomys Gray, 1873 accepted as Cricetus Leske, 1779
Genus Hemiotomys Selys, 1836 accepted as Arvicola Lacepède, 1799
Genus Herpetomys Merriam, 1898 accepted as Microtus Schrank, 1798
Genus Hesperomys Waterhouse, 1839 accepted as Calomys Waterhouse, 1837
Genus Hodomys Merriam, 1894
Genus Holochilomys Brandt, 1855 accepted as Holochilus Brandt, 1835
Genus Holochilus Brandt, 1835
Genus Holochyse Lesson, 1842 accepted as Holochilus Brandt, 1835
Genus Homodontomys Goldman, 1910 accepted as Neotoma Say & Ord, 1825
Genus Honeymys Martin et al., 2020 †
Genus Hupudaeus Billberg, 1827 accepted as Lemmus Link, 1795
Genus Hylaeamys Weksler, Percequillo & Voss, 2006
Genus Hyperacrius Miller, 1896
Genus Hypodaea Schinz, 1843 accepted as Lemmus Link, 1795
Genus Hypodaeus Schinz, 1843 accepted as Lemmus Link, 1795
Genus Hypsimys Thomas, 1918 accepted as Akodon Meyen, 1833
Genus Hypudacus Mehlis, 1831 accepted as Lemmus Link, 1795
Genus Hypudaeus Illiger, 1811 accepted as Lemmus Link, 1795
Genus Hypudoeus Anon., 1827 accepted as Lemmus Link, 1795
Genus Hyrcanicola Nadachowski, 2007 accepted as Microtus Schrank, 1798
Genus Iberomys Chaline, 1972 accepted as Microtus Schrank, 1798
Genus Ichthyomys Thomas, 1893
Genus Ichthyurodon Steppan & Pardinas, 1998 †
Genus Icthyomys accepted as Ichthyomys Thomas, 1893
Genus Inomys Thomas, 1917 accepted as Thomasomys Coues, 1884
Genus Irenomys Thomas, 1919
Genus Ischymomys Zazhigin in Gromov & Polyakov, 1977 †
Genus Isodelta Cope, 1871 accepted as Microtus Schrank, 1798
Genus Isthmomys Hooper & Musser, 1964
Genus Juliomys Gonzalez, 2000
Genus Juscelinomys Moojen, 1965
Genus Karydomys Theocharopoulos, 2000 †
Genus Kentuckomys von Königswald & Martin, 1984 accepted as Synaptomys Baird, 1857
Genus Khanomys Qiu & Li in Qiu, 2016 †
Genus Kislangia Kretzoi, 1954 †
Genus Kowalskia Fahlbusch, 1969 † accepted as Neocricetodon Schaub, 1934 †
Genus Kraglievichimys Barbière, Ortiz & Pardiñas, 2018 †
Genus Kunsia Hershkovitz, 1966
Genus Lagurodon Kretzoi, 1956 † accepted as Lagurus Gloger, 1841
Genus Laguropsis Kretzoi, 1956 accepted as Lagurus Gloger, 1841
Genus Lagurus Gloger, 1841
Genus Lasiomys Burmeister, 1854 accepted as Sigmodon Say & Ord, 1825
Genus Lasiopodomys Lataste, 1887
Genus Latocricetodon Joniak, Peláez-Campomanes, Ostende & Rojay, 201=7 †
Genus Laugaritiomys Fejfar, 1961 †
Genus Lemmimicrotus Tokuda, 1941 accepted as Lasiopodomys Lataste, 1887
Genus Lemmiscus Thomas, 1912
Genus Lemmomys Lesson, 1842 accepted as Ellobius Fischer, 1814
Genus Lemmus Link, 1795
Genus Lemmus Rochebrune, 1843 accepted as Lemmus Link, 1795
Genus Lemnus Gray, 1825 accepted as Lemmus Link, 1795
Genus Lenoxus Thomas, 1909
Genus Leukaristomys Fejfar, 1961 †
Genus Lophiomys Milne-Edwards, 1867
Genus Loxodontomys Osgood, 1947
Genus Lundomys Voss & Carleton, 1993
Genus Lypudaeus Geoffroy, 1840 accepted as Lemmus Link, 1795
Genus Macroakodon Agnolin, Derguy, Godoy & Chimento, 2019 †
Genus Macruroryzomys Hershkovitz, 1948 accepted as Oryzomys Baird, 1857
Genus Manchenomys Agustí, Piñero, Lozano-Fernández & Jiménez-Arenas, 2022 †
Genus Maresomys Braun, 1993 accepted as Auliscomys Osgood, 1915
Genus Mediocricetus Nehring, 1898 accepted as Mesocricetus Nehring, 1898
Genus Megadontomys Merriam, 1898
Genus Megalomys Trouessart, 1881
Genus Megaoryzomys Lenglet & Coppois, 1979
Genus Megasryzomys accepted as Megaoryzomys Lenglet & Coppois, 1979
Genus Melanomys Thomas, 1902
Genus Meridiopitymys Chaline, 1974 accepted as Microtus Schrank, 1798
Genus Mesocricetus Nehring, 1898
Genus Metaeucricetodon Qiu & Li in Qiu, 2016 †
Genus Metaxyomys Zakrzewski, 1972 accepted as Synaptomys Baird, 1857
Genus Microakodontomys Hershkovitz, 1993
Genus Micromys Aymard, 1848 †
Genus Micronectomys Hershkovitz, 1948 accepted as Oryzomys Baird, 1857
Genus Microryzomys Thomas, 1917
Genus Microtus Schrank, 1798
Genus Microxus Thomas, 1909 accepted as Akodon Meyen, 1833
Genus Micrurus Major, 1877 accepted as Microtus Schrank, 1798
Genus Mictomys True, 1894 accepted as Synaptomys Baird, 1857
Genus Mindomys Weksler, Percequillo & Voss, 2006
Genus Miniakodon Agnolin, Chimento, Derguy & Godoy, 2020 †
Genus Miniakodon Agnolin, Derguy, Godoy & Chimento, 2019 † accepted as Miniakodon Agnolin, Chimento, Derguy & Godoy, 2020 †
Genus Miromus Brunner, 1951 † accepted as Lemmus Link, 1795
Genus Mirrabella de Bruijn, van den Hoek Ostende & Donovan, 2007
Genus Mirus Brunner, 1938 † accepted as Lemmus Link, 1795
Genus Misothermus Hensel, 1855 † accepted as Dicrostonyx Gloger, 1841
Genus Mixocricetodon Rummel, 1997 †
Genus Moldavimus Samson & Radulesco, 1973 accepted as Cricetulus Milne-Edwards, 1867
Genus Moschomys Trouessart, 1903 accepted as Megalomys Trouessart, 1881
Genus Moschophoromys Elliot, 1904 accepted as Megalomys Trouessart, 1881
Genus Mynomes Rafinesque, 1817 † accepted as Microtus Schrank, 1798
Genus Myodes Pallas, 1811
Genus Myonomes Coues, 1874 † accepted as Microtus Schrank, 1798
Genus Myonomus Coues, 1877 † accepted as Microtus Schrank, 1798
Genus Myonotes Gray, 1827 † accepted as Microtus Schrank, 1798
Genus Myopus Miller, 1910
Genus Myospalax Blyth, 1846 accepted as Ellobius Fischer, 1814
Genus Myoterium Aymard, 1854 †
Genus Myotherium Aymard in Pictet, 1853 †
Genus Myxomes Roger, 1887 † accepted as Microtus Schrank, 1798
Genus Neacomys Thomas, 1900
Genus Necromys Ameghino, 1889
Genus Nectomys Peters, 1861
Genus Nelsonia Merriam, 1897
Genus Neoaschizomys Tokuda, 1935 accepted as Myodes Pallas, 1811
Genus Neocricetodon Schaub, 1934 †
Genus Neodon Hodgson, 1849 accepted as Neodon Horsfield, 1851
Genus Neodon Horsfield, 1851
Genus Neofiber True, 1884
Genus Neorheomys Goodwin, 1959 accepted as Rheomys Thomas, 1906
Genus Neotoma Say & Ord, 1825
Genus Neotomodon Merriam, 1898
Genus Neotomys Thomas, 1894
Genus Neotomys Wallace, 1876 accepted as Nectomys Peters, 1861
Genus Nephelomys Weksler, Percequillo & Voss, 2006
Genus Nesoryzomys Heller, 1904
Genus Neusticomys Anthony, 1921
Genus Noronhomys Carleton & Olson, 1999 †
Genus Notiomys Thomas in Milne-Edwards, 1890
Genus Nyctomys Saussure, 1860
Species Nyctomys sumichrasti (Saussure, 1860)
Genus Ochetodon Coues, 1875 accepted as Reithrodontomys Giglioli, 1874
Genus Ochetomys Fitzinger, 1867 accepted as Arvicola Lacepède, 1799
Genus Ochrotomys Osgood, 1909
Genus Odessamys Topachevskii & Skorik, 1992 †
Genus Oecomicrotus Rabeder, 1981 † accepted as Microtus Schrank, 1798
Genus Oecomys Thomas, 1906
Genus Oligoryzomys Bangs, 1900
Genus Olympicomys Steppan & Pardinas, 1998 †
Genus Onichomys Giglioli, 1874 accepted as Onychomys Baird, 1857
Genus Onychomys Baird, 1857
Genus Orcemys Martin, Tesakov, Agusti & Johnston, 2018 †
Genus Oreoryzomys Weksler, Percequillo & Voss, 2006
Genus Orthriomys Merriam, 1898 accepted as Microtus Schrank, 1798
Genus Oryzomys Baird, 1857
Genus Osgoodomys Hooper & Musser, 1964
Genus Otonyctomys Anthony, 1932
Genus Ototylomys Merriam, 1901
Genus Oxymicterus Tomes, 1861 accepted as Oxymycterus Waterhouse, 1837
Genus Oxymycterus Waterhouse, 1837
Genus Oxynocricetodon Wang, 2007 †
Genus Palaeocricetus Argyropulo, 1938 †
Genus Palasiomys Tong, 1997 †
Genus Pallasiinus Kretzoi, 1964 accepted as Microtus Schrank, 1798
Genus Paludicola Blasius, 1857 accepted as Arvicola Lacepède, 1799
Genus Panchomys Pardinas, 1997 †
Genus Parahodomys Gidley & Gazin, 1933 accepted as Neotoma Say & Ord, 1825
Genus Paralomys Thomas, 1926
Genus Paraneotoma Hibbard, 1967 †
Genus Paraphenacomys Repenning & Grady, 1988 accepted as Arborimus Taylor, 1915
Genus Parapitymys Chaline, 1978 accepted as Microtus Schrank, 1798
Genus Parneotoma Hibbard, 1967 accepted as Neotoma Say & Ord, 1825
Genus Paynomys Teta, Cañón, Patterson & Pardiñas, 2017
Genus Pearsonomys Patterson, 1992 accepted as Geoxus Thomas, 1919
Genus Pedomys Baird, 1857 accepted as Microtus Schrank, 1798
Genus Pegamys Teta, Cañón, Patterson & Pardiñas, 2017 accepted as Abrothrix Waterhouse, 1837
Genus Pennatomys Turvey, Weksler, Morris & Nokkert, 2010 †
Genus Peromyscus Gloger, 1841
Genus Phaenomys Thomas, 1917
Genus Phaiomys Blyth, 1863
Genus Phaulomys Thomas, 1905 accepted as Myodes Pallas, 1811
Genus Phenacomys Merriam, 1889
Genus Phodopus Miller, 1910
Genus Phractomys Peters, 1867 accepted as Lophiomys Milne-Edwards, 1867
Genus Phragmomys Peters, 1867 accepted as Lophiomys Milne-Edwards, 1867
Genus Phyllotis Waterhouse, 1837
Genus Phyllotis Trouessart, 1904 accepted as Reithrodon Waterhouse, 1837
Genus Pinemys Lesson, 1836 accepted as Microtus Schrank, 1798
Genus Pitymimomys Tesakov, 1998 †
Genus Pitymys McMurtrie in Cuvier, 1831 accepted as Microtus Schrank, 1798
Genus Pityomys Bangs, 1898 accepted as Microtus Schrank, 1798
Genus Platycranius Kastschenko, 1901 accepted as Alticola Blandford, 1881
Genus Plectomys Borchert & Hansen, 1983 accepted as Akodon Meyen, 1833
Genus Plesiocricetodon Schaub, 1934 †
Genus Plioctomys Sukhov, 1976 †
Genus Podomys Osgood, 1909
Genus Podoxymys Anthony, 1929
Genus Potamys Liais, 1872 accepted as Nectomys Peters, 1861
Genus Praesynaptomys Kowalski, 1977 accepted as Synaptomys Baird, 1857
Genus Praticola Fatio, 1867 accepted as Arvicola Lacepède, 1799
Genus Proedromys Thomas, 1911
Genus Prolagurus Kormos, 1938 accepted as Lagurus Gloger, 1841
Genus Prometheomys Satunin, 1901
Genus Promimomys Kretzoi, 1955 †
Genus Propliomys Kretzoi, 1959 †
Genus Propliophenacomys Martin, 1975 † accepted as Phenacomys Merriam, 1889
Genus Proreithrodon Ameghino, 1908 accepted as Reithrodon Waterhouse, 1837
Genus Protorepomys Martin & Zakrzewski, 2019 †
Genus Psammomys Leconte, 1830 accepted as Microtus Schrank, 1798
Genus Pseudocollimys Daxner-Höck, 2004 †
Genus Pseudocricetus Topachevskii & Skorik, 1992 †
Genus Pseudoericetus Topachevskii & Skorik, 1992 † accepted as Pseudocricetus Topachevskii & Skorik, 1992 †
Genus Pseudomyscus Korth, 1997 †
Genus Pseudoryzomys Hershkovitz, 1959
Genus Ptyssophorus Ameghino, 1889 accepted as Reithrodon Waterhouse, 1837
Genus Punomys Osgood, 1943
Genus Raricricetodon Tong, 1997 †
Genus Reithrodon Waterhouse, 1837
Genus Reithrodontomys Giglioli, 1874
Genus Rhagomys Thomas, 1917
Genus Rheitrodon Roger, 1887 accepted as Reithrodon Waterhouse, 1837
Genus Rheomys Thomas, 1906
Genus Rhinocerodon Zazhigan, 2004 †
Genus Rhinoceromys Tyutkova, 2003 †
Genus Rhinoceromys Tyutkova, 2005 †
Genus Rhipidomys Tschudi, 1844
Genus Rhithrodon Flower & Lydekker, 1891 accepted as Reithrodon Waterhouse, 1837
Genus Rhithrodontomys Lydekker, 1895 accepted as Reithrodontomys Giglioli, 1874
Genus Rithrodon Agassiz, 1846 accepted as Reithrodon Waterhouse, 1837
Genus Rotundomys Mein, 1966 †
Genus Rotundomys Mein, 1965 † accepted as Rotundomys Mein, 1966 †
Genus Salinomys Braun & Mares, 1995
Genus Scapteromys Waterhouse, 1837
Genus Schistodelta Cope, 1899 accepted as Neofiber True, 1884
Genus Schizocricetodon Kälin & Engesser, 2001 †
Genus Scolomys Anthony, 1924
Genus Scotinomys Thomas, 1913
Genus Semicricetus Nehring, 1898 accepted as Mesocricetus Nehring, 1898
Genus Sigmadon Brown, 1832 accepted as Sigmodon Say & Ord, 1825
Genus Sigmodon Say & Ord, 1825
Genus Sigmodontomys Allen, 1897
Genus Sigmomys Thomas, 1901 accepted as Sigmodon Say & Ord, 1825
Genus Sitomys Fitzinger, 1867 accepted as Peromyscus Gloger, 1841
Genus Sonidomys Qiu & Li in Qiu, 2016 †
Genus Sooretamys Weksler, Percequillo & Voss, 2006
Genus Steneocranius Trouessart, 1904 accepted as Microtus Schrank, 1798
Genus Stenocranius Kastschenko, 1901 accepted as Microtus Schrank, 1798
Genus Stylocricetus Topachevskii & Skorik, 1992 †
Genus Sumeriomys Argyropulo, 1933 accepted as Microtus Schrank, 1798
Genus Suranomys Chaline, 1972 accepted as Microtus Schrank, 1798
Genus Sygmodon Blyth in Cuvier, 1840 accepted as Sigmodon Say & Ord, 1825
Genus Sylvicola Fatio, 1867 accepted as Microtus Schrank, 1798
Genus Synaptomys Baird, 1857
Genus Tafimys Ortiz, Pardinas & Steppan, 2000 †
Genus Tapecomys Anderson & Yates, 2000
Genus Teanopus Merriam, 1903 accepted as Neotoma Say & Ord, 1825
Genus Teonoma Gray, 1843 accepted as Neotoma Say & Ord, 1825
Genus Terricola Fatio, 1867 accepted as Microtus Schrank, 1798
Genus Tetramerodon Rhoads, 1894 accepted as Microtus Schrank, 1798
Genus Thallomyscus Thomas, 1926 accepted as Microryzomys Thomas, 1917
Genus Thalpomys Thomas, 1916
Genus Thaptomys Thomas, 1916
Genus Thomasomys Coues, 1884
Genus Tibercola Koenigswald, Fejfar & Tchernov, 1992 accepted as Microtus Schrank, 1798
Genus Tibericola Königswald, Fejfar & Tchernov, 1992 †
Genus Tobienia Fejfar & Repenning, 1998 †
Genus Transandinomys Weksler, Percequillo & Voss, 2006
Genus Tregomys Wilson, 1968 †
Genus Tretomys Ameghino, 1889 accepted as Reithrodon Waterhouse, 1837
Genus Trinodontomys Rhoads, 1894 accepted as Peromyscus Gloger, 1841
Genus Tsaphanomys Martin & Zakrzewski, 2019 †
Genus Tscherskia Ognev, 1914
Genus Tylomys Peters, 1866
Genus Tylonyx Schulze, 1897 accepted as Dicrostonyx Gloger, 1841
Genus Tyrrhenicola Forsyth Major, 1905 accepted as Microtus Schrank, 1798
Genus Ulaancricetodon Daxner-Höck, 2000 †
Genus Urocricetus Satunin, 1903 accepted as Cricetulus Milne-Edwards, 1867
Genus Vesperimus Coues, 1875 accepted as Peromyscus Gloger, 1841
Genus Victoriamys Martin, 2012 †
Genus Vitocia Kretzoi & Kretzoi, 2000 † accepted as Neotomys Thomas, 1894
Genus Vocalomys Golenishchev & Malikov, 2006 accepted as Microtus Schrank, 1798
Genus Volemys Zagorodnjuk in Zagorodnyuk, 1990
Genus Wiedomys Hershkovitz, 1959
Genus Wilfredomys Avila-Pires, 1960
Genus Willeumys Wahlert, 2009 †
Genus Witenia de Bruijn, Unay, Sarac & Yilmaz, 2003 †
Genus Xenomys Merriam, 1892
Genus Zhungaromys Emry, Tyutkova, Lucas & Wang, 1998 †
Genus Zygodontomys Allen, 1897
Family Ctenodactylidae Zittel, 1893
Family Ctenodactyloidea incertae sedis †
Family Ctenomyidae Lesson, 1842
Family Cuniculidae Miller & Gidley, 1918
Family Cylindrodontidae Miller & Gidley, 1918 †
Family Dasyproctidae Gray, 1825
Family Diamantomyidae Schaub, 1958 †
Family Diatomyidae Mein & Ginsburg, 1997
Family Dinomyidae Peters, 1873
Family Dipodidae Waterhouse, 1842
Family Distylomyidae Wang, 1988 † accepted as Ctenodactylidae Zittel, 1893
Family Echimyidae Gray, 1825
Family Echymyidae Gray, 1825 accepted as Echimyidae Gray, 1825
Family Eocardiidae Ameghino, 1891 †
Family Eomyidae Winge, 1887 †
Family Erethizontidae Bonaparte, 1845
Family Erethizontoidea incertae sedis †
Family Eutypomyidae Miller & Gidley, 1918 †
Family Florentiamyidae Wood, 1936 †
Family Gaudeamuridae Sallam, Seiffert & Simons, 2011 †
Family Geomorpha incertae sedis †
Family Geomyidae Bonaparte, 1845
Family Gliridae Muirhead, 1819
Family Gobiomyidae Wang, 2001 †
Family Heliscomyidae Korth, Wahlert & Emry, 1991 †
Family Heptaxodontidae Anthony, 1917 †
Family Heteromyidae Gray, 1868
Family Hydrochaeridae Cabrera, 1961 accepted as Caviidae Waterhouse, 1839
Family Hydrochoeridae Gill, 1872 accepted as Caviidae Waterhouse, 1839
Family Hystricidae Fischer de Waldheim, 1817
Family Ischyromyidae Alston, 1876 †
Family Ivanantoniidae †
Family Kenyamyidae Lavocat, 1973 †
Family Laonastidae Jenkins et al., 2005 accepted as Diatomyidae Mein & Ginsburg, 1997
Family Laredomyidae Wilson & Westgate, 1991 †
Family Microtidae Cope, 1891 accepted as Cricetidae Fischer von Waldheim, 1817
Family Muridae Illiger, 1811
Family Muscardinidae accepted as Gliridae Muirhead, 1819
Family Mylagaulidae Cope, 1881 †
Family Myocastoridae Ameghino, 1902
Family Myodonta incertae sedis
Family Myophiomyidae Lavocat, 1973 †
Family Myoxidae Gray, 1821 accepted as Gliridae Muirhead, 1819
Family Neoepiblemidae †
Family Nesomyidae Forsyth Major, 1897
Family Octodontidae Waterhouse, 1839
Family Octodontoidea incertae sedis
Family Paramyidae Miller & Gidley, 1918 †
Family Parapedetidae †
Family Pedetidae Gray, 1825
Family Petauristidae Miller, 1912 accepted as Sciuridae Gray, 1821
Family Petromuridae Tullberg, 1899
Family Petromyidae Tullberg, 1899 accepted as Petromuridae Tullberg, 1899
Family Phiomyidae Wood, 1955 †
Family Pipestoneomyidae Korth & Emry, 2013 †
Family Platacanthomyidae Alston, 1876
Family Protoptychidae Schlosser, 1911 †
Family Pseudosciuridae Zittel, 1893 †
Family Reithroparamyidae Wood, 1962 †
Family Rhizomyidae Miller & Gidley, 1918 accepted as Spalacidae Gray, 1821
Family Rhizospalacidae †
Family Rodentia (awaiting allocation)
Family Sciuravidae Miller & Gidley, 1918 †
Family Sciuridae Gray, 1821
Family Seleviniidae Bashanov & Belosludov, 1939 accepted as Gliridae Muirhead, 1819
Family Simimyidae Wood, 1980 †
Family Spalacidae Gray, 1821
Family Tamquammyidae †
Family Theridomyidae Alston, 1876 †
Family Theridomyoidea incertae sedis †
Family Thryonomyidae Pocock, 1922
Family Thryonomyoidea (awaiting allocation)
Family Thryonomyoidea incertae sedis
Family Tsaganomyidae Matthew & Granger, 1923 †
Family Tufamyidae Pickford, 2018 †
Family Yuomyidae †
Family Zapodidae Coues, 1875 accepted as Dipodidae Waterhouse, 1842
Family Zegdoumyidae †
Family Zelomyidae Dawson, Huang, Li & Wang, 2003 †
Family Zetamyidae Ferrusquia-Villafranca et al., 2018 †
Genus Anadianomys Tong, 1997 †
Genus Borisomys Shevyreva, 1996 †
Genus Borissomys Shevyreva, 1995 † accepted as Borisomys Shevyreva, 1996 †
Genus Bugtimys Marivaux, Vianey-Liaud, Welcomme & Jaeger, 2002 †
Genus Butomys Dashzeveg & Meng, 1998 †
Genus Chambiramys Boivin, Marivaux, Candela, Orliac, Pujos, Salas-Gismondi, Tejada-Lara & Antoine, 2017 †
Genus Chenomys Li & Meng, 2015 †
Genus Chuankueimys Tong, 1997 †
Genus Ekaterinomys Shevyreva, 1995 † accepted as Ekatherinomys Shevyreva, 1996 †
Genus Ekatherinomys Shevyreva, 1996 †
Genus Epeiromys Korth, 1989 †
Genus Griphomys Wilson, 1940 †
Genus Hannanomys Guo, Wang & Yang, 2000 †
Genus Hohomys Hu, 1995 †
Genus Hydentomys Tong, 1997 †
Genus Juniperimus Shevyreva, 1996 †
Genus Juniperusomys Shevyreva, 1995 † accepted as Juniperimus Shevyreva, 1996 †
Genus Khodzhentia Averianov, 1996 †
Genus Luribayomys Lavocat, 1976 †
Genus Marfilomys Ferrusquía-Villafranca, 1989 †
Genus Meliakrouniomys Harris & Wood, 1969 †
Genus Monamys Sallam & Seiffert, 2019 †
Genus Morenella Palmer, 1903 †
Genus Morenia Ameghino, 1886 † accepted as Morenella Palmer, 1903 †
Genus Muscides Berthold in Latreille, 1827
Genus Museides Berthold in Latreille, 1827
Genus Namaphiomys Pickford, 2020 †
Genus Oromys Marivaux, 2017 †
Genus Paracryptomys Lavocat, 1973 †
Genus Pipestoneomys Donohoe, 1956 †
Genus Plataeomys Ameghino, 1889 † accepted as Plataeomys Ameghino, 1881 †
Genus Plataeomys Ameghino, 1881 †
Genus Plataëomys Ameghino, 1889 † accepted as Plataeomys Ameghino, 1889 †
Genus Plateomys Ameghino, 1881 † accepted as Plataeomys Ameghino, 1881 †
Genus Pozomys Boivin, Marivaux, Orliac, Pujos, Salas-Gismondi, Tejada-Lara & Antoine, 2017 †
Genus Pseudoplataeomys Kraglievich, 1934 † accepted as Plataeomys Ameghino, 1881 †
Genus Rupestromys Pickford, 2020 †
Genus Simplicimys Li & Meng, 2015 †
Genus Stelmomys Tong, 1997 †
Genus Tacheria Krapovickas & Nasif, 2011 †
Genus Xueshimys Tong, 1997 †
Genus Yongshengomys Li & Meng, 2015 †
Genus Zamoramys Peláez-Campomanes & López-Martínez, 1996 †
Genus Zodiomys Tong, 1997 †
Genus Zoyphiomys Tong, 1997 †
Order Scandentia
Order Simplicidentata incertae sedis †
Order Sirenia
Order Soricomorpha
Order Taeniodonta † accepted as Cimolesta †
Order Tillodontia † accepted as Cimolesta †
Order Tubulidentata
Order Xenungulata †
Family Acreodi incertae sedis †
Family Endotheriidae Shikama, 1947 †
Family Heterosoricidae Viret & Zapfe, 1951 †
Family Horolodectidae Scott, 2019 †
Family Miacidae Cope, 1880 †
Family Nesophontidae
Family Ocepeiidae Gheerbrant in Gheerbrant et al., 2014 †
Family Otlestidae Nessov, 1985 † accepted as Eutheria
Family Soricomorpha incertae sedis
Family Sororyctidae Gingerich, Arif, Hussain & Abbas, 1998 †
Family Tenrecoidea incertae sedis
Family Tenrecomorpha incertae sedis
Family Vastanidae Bajpai, Kapur, Das, Tiwari, Saravanan & Sharma, 2005 †
Family Zhelestidae Nessov, 1990 †
Genus Acristatherium Hu, Meng, Li & Wang, 2010 †
Genus Adrastotherium Ameghino, 1887 †
Genus Akenodon Aymard, 1856 †
Genus Bayshinoryctes Lopatin & Averianov, 2023 †
Genus Beleutinus Bazhanov, 1972 †
Genus Bobolestes Nessov, 1985 †
Genus Ceruttia Tomiya, 2013 †
Genus Cokotherium Wang, Hoffmann, Wang & Wang, 2022 †
Genus Dehnaripus Abbassi, Salehi Tinooni, Ghorbani Dehnavi, Shakeri & Eshaghi, 2024 †
Genus Durlstodon Sweetman, Smith & Martill, 2017 †
Genus Durlstotherium Sweetman, Smith & Martill, 2017 †
Genus Eutrochodon Roth, 1903 †
Genus Ganungulatum Ting, Meng, Li, Wang, Tong, Schiebout, Koch, Clyde & Bowen, 2007 †
Genus Hyotheridium Gregory & Simpson, 1926 †
Genus Idiogenomys Ostrander, 1983 †
Genus Indoclemensia Wilson Mantilla et al., 2022 †
Genus Juramaia Luo, Yuan, Meng & Ji, 2011 †
Genus Microtherulum Wang & Wang, 2023 †
Genus Montanalestes Cifelli, 1999 †
Genus Moropopus Abbassi, Salehi Tinooni, Ghorbani Dehnavi, Shakeri & Eshaghi, 2024 †
Genus Murtoilestes Averianov & Skutschus, 2001 †
Genus Ndamathaia Jacobs, Anyonge & Barry, 1987 †
Genus Nosella Peláez-Campomanes in Lopez-Martinez & Pelaez-Campomanes, 1999 †
Genus Obtususdon Xu, 1977 †
Genus Otlestes Nessov, 1985 † accepted as Bobolestes Nessov, 1985 †
Genus Pahelia Zack, Rose, Holbrook, Kumar, Rana & Smith, 2021 †
Genus Prokennalestes Kielan-Jaworowska & Dashzeveg, 1989 †
Genus Prozalambdalestes Trofimov in Belyaeva, Trofimov & Reshetov, 1974 † accepted as Prokennalestes Kielan-Jaworowska & Dashzeveg, 1989 †
Genus Radinskya McKenna, Minchen, Ting & Luo, 1989 †
Genus Sazlestes Nessov, 1997 †
Genus Sinomylus McKenna & Meng, 2001 †
Genus Talquinodus Kramarz, Bellosi, Bond, Forasiepi, Gaillard & Krause, 2024 †
Genus Thoracotherion Gray, 1869 †
Genus Veratalpa Ameghino, 1905 †
Genus Walshius Tomiya, 2013 †
Genus Wania Wang, 1995 †
Genus Wanotherium Tang & Yan, 1976 †
Infraclass Marsupialia accepted as Metatheria
Infraclass Metatheria
Infraclass Placentalia accepted as Eutheria
Order Dryolestida †
Order Eupantotheria † accepted as Dryolestida †
Order Spalacotherioidea † accepted as Symmetrodonta †
Order Symmetrodonta †
Order Uranotheria accepted as Eutheria
Family Holoclemensiidae Aplin & Archer, 1987 †
Family Kermackiidae Butler, 1978 †
Family Picopsidae Fox, 1980 †
Family Plicatodontidae Ameghino, 1904 †
Family Potamotelsidae Nessov, 1987 †
Genus Anisorhizus Ameghino, 1902 †
Genus Chunnelodon Ensom & Sigogneau-Russell, 1998 †
Genus Dakotadens Eaton, 1993 †
Genus Magnimus Sigogneau-Russell, 1999 †
Genus Minimus Sigogneau-Russell, 1999 †
Genus Paleomolops Cifelli, 1994 †
Genus Patagomaia Chimento, Agnolín, García-Marsà, Manabe, Tsuihiji & Novas, 2024 †
Subclass Theriiformes †
Order Mammalia (awaiting allocation)
Order Mammalia incertae sedis
Family Meridiolestida incertae sedis †
Genus Bulatia Gabunia & Shevyreva, 1994 †
Genus Eomaia Ji, Luo, Yuan, Wible, Zhang & Georgi, 2002 †
Genus Florentinoameghinia Simpson, 1932 †
Genus Hypomylos Sigogneau-Russell, 1992 †
Genus Tribotherium Sigogneau-Russell, 1991 †
Genus Zygiocuspis Cifelli, 1990 †
Class Mammaliaformes incertae sedis †
Class Reptilia
Genus Archaeoraptor Sloan, 1999 †
Genus Brittagnathus Ahlberg & Clack, 2020 †
Genus Diploradus Clack & Smithson in Clack et al., 2017 †
Genus Mesanerpeton Smithson & Clack, 2018 †
Genus Ossirarus Clack & Smithson in Clack et al., 2017 †
Genus Parmastega Beznosov, Clack, Lukševičs, Ruta & Ahlberg, 2019 †
Genus Perittodus Clack & Smithson in Clack et al., 2017 †
Genus Sigournea Bolt & Lombard, 2006 †
Genus Tantallognathus Chen, Alavi, Brazeau, Blom, Millward & Ahlberg, 2017 †
Genus Tutusius Gess & Ahlberg, 2018 †
Genus Umzantsia Gess & Ahlberg, 2018 †
Class Acanthodii †
Class Actinopterygii
Class Agnatha (awaiting allocation)
Class Cephalaspidomorphi
Class Chondrichthyes
Class Conodonta †
Class Dipnoi
Class Dipnomorpha accepted as Dipnoi
Class Galeaspida †
Class Gnathostomata incertae sedis †
Class Myxini
Class Osteichthyes (awaiting allocation)
Class Osteichthyes incertae sedis †
Class Ostracodermi †
Class Pisces (awaiting allocation)
Class Placodermi †
Class Pteraspidomorphi †
Class Sarcopterygii
Class Thelodonti †
Genus Emmonsaspis Resser & Howell, 1938 †
Genus Harajicadectes Choo, Holland, Clement, King, Challands, Young & Long, 2024 †
Genus Kahamachli Malkani, 2019 †
Genus Nuucichthys Lerosey-Aubril & Ortega-Hernández, 2024 †
Genus Rhynchocopros Hunt, Lucas & Spielmann, 2013 †
Genus Santamariacopros Hunt, Lucas & Spielmann, 2013 †
Genus Squirmarius McCoy, Wittry, Sadabadi & Mayer, 2023 †
Class Chordata (awaiting allocation)
Class Eotetrapodiformes incertae sedis
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