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Therapsida (therapsid)
Taxonomy
Therapsida was named by Broom (1905). It is extant. It was considered monophyletic by Waldman and Savage (1972) and Laurin and Reisz (1996).
It was reranked as the order Therapsida by Gregory (1910), Hay (1930), Olson and Beerbower (1953), Huene (1954), Haughton and Brink (1954), Olson (1962), Ellenberger (1972), Waldman and Savage (1972), Haubold (1974), Olson (1974), Barry (1974), Carroll (1988), Rubidge (1991), Long and Murry (1995) and King and Jenkins (1997); it was reranked as the order Therapsidi by Jaekel (1911); it was reranked as the unranked clade Therapsida by Laurin and Reisz (1996), Rubidge and Sidor (2001), Angielczyk and Rubidge (2009), Kammerer et al. (2011), Fröbisch and Reisz (2011), Olroyd et al. (2017), Sulej and Niedźwiedzki (2019) and Rubidge et al. (2023).
It was assigned to Paratheria by Jaekel (1911); to Elpidosauria by Hay (1930); to Theromorphoidea by Huene (1954); to Synapsida by Olson and Beerbower (1953) and Olson (1962); to Reptilia by Gregory (1910), Broom (1913), Ellenberger (1972) and Barry (1974); to Eupelycosauria by Laurin and Reisz (1996); to Synapsida by Roxo (1937), Haughton and Brink (1954), Waldman and Savage (1972), Haubold (1974), Olson (1974), Carroll (1988), Rubidge (1991) and King and Jenkins (1997); and to Synapsida by Long and Murry (1995), Rubidge and Sidor (2001), Angielczyk and Rubidge (2009), Kammerer et al. (2011), Fröbisch and Reisz (2011), Olroyd et al. (2017), Sulej and Niedźwiedzki (2019) and Rubidge et al. (2023).
It was reranked as the order Therapsida by Gregory (1910), Hay (1930), Olson and Beerbower (1953), Huene (1954), Haughton and Brink (1954), Olson (1962), Ellenberger (1972), Waldman and Savage (1972), Haubold (1974), Olson (1974), Barry (1974), Carroll (1988), Rubidge (1991), Long and Murry (1995) and King and Jenkins (1997); it was reranked as the order Therapsidi by Jaekel (1911); it was reranked as the unranked clade Therapsida by Laurin and Reisz (1996), Rubidge and Sidor (2001), Angielczyk and Rubidge (2009), Kammerer et al. (2011), Fröbisch and Reisz (2011), Olroyd et al. (2017), Sulej and Niedźwiedzki (2019) and Rubidge et al. (2023).
It was assigned to Paratheria by Jaekel (1911); to Elpidosauria by Hay (1930); to Theromorphoidea by Huene (1954); to Synapsida by Olson and Beerbower (1953) and Olson (1962); to Reptilia by Gregory (1910), Broom (1913), Ellenberger (1972) and Barry (1974); to Eupelycosauria by Laurin and Reisz (1996); to Synapsida by Roxo (1937), Haughton and Brink (1954), Waldman and Savage (1972), Haubold (1974), Olson (1974), Carroll (1988), Rubidge (1991) and King and Jenkins (1997); and to Synapsida by Long and Murry (1995), Rubidge and Sidor (2001), Angielczyk and Rubidge (2009), Kammerer et al. (2011), Fröbisch and Reisz (2011), Olroyd et al. (2017), Sulej and Niedźwiedzki (2019) and Rubidge et al. (2023).
Subtaxa
Anomodontia, Biarmosuchia, Brontopus (syn. Pseudopithecopus, Moschopus, Eocynodontipus), Cynodontia, Dicynodontipus (syn. Rogerbaletichnus, Palaciosichnus, Calibarichnus, Stipanicichnus, Gallegosichnus), Eoraetia, Eotheriodontia, Eutherapsida, Gorgonopsia, Moltenotetrapodiscus, Novocynodon kutorgai, Raranimus, Rubidginia, Stathmodon, Tetraceratops, Therocephalia, Tricuspes, Tritylodontia
Synonyms
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Synonymy list
Year | Name and author |
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1905 | Therapsida Broom p. 269 |
1910 | Therapsida Gregory p. 464 |
1911 | Therapsidi Jaekel p. 182 |
1913 | Therapsida Broom |
1930 | Therapsida Hay p. 60 |
1937 | Therapsida Roxo p. 43 |
1953 | Therapsida Olson and Beerbower p. 414 |
1954 | Therapsida Haughton and Brink p. 5 |
1954 | Therapsida Huene p. 29 |
1962 | Therapsida Olson pp. 47, 95 |
1972 | Therapsida Ellenberger p. 152 |
1972 | Therapsida Waldman and Savage |
1974 | Therapsida Barry p. 121 |
1974 | Therapsida Haubold p. 34 |
1974 | Therapsida Olson p. 28 |
1988 | Therapsida Carroll |
1991 | Therapsida Rubidge |
1995 | Therapsida Long and Murry p. 199 |
1996 | Therapsida Laurin and Reisz p. 95 |
1997 | Therapsida King and Jenkins p. 150 |
2001 | Therapsida Rubidge and Sidor |
2009 | Therapsida Angielczyk and Rubidge p. 1163 |
2011 | Therapsida Fröbisch and Reisz p. 341 fig. 6 |
2011 | Therapsida Kammerer et al. |
2012 | Novocynodon kutorgai Ivakhnenko |
2017 | Therapsida Olroyd et al. |
2019 | Therapsida Sulej and Niedźwiedzki p. S4 |
2023 | Therapsida Rubidge et al. p. 3 |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
Unr. Therapsida Broom 1905 [therapsid]
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Or. †Anomodontia Owen 1859
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Unr. †Anomocephaloidea Cisneros et al. 2011
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G. †Bainia Broom 1921
Unr. †Chainosauria Nopcsa 1923
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Fm. †Cryptodontidae Owen 1859
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Unr. †Geikiidae Nopcsa 1923
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G. †Odontocyclops Keyser and Cruickshank 1979
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Invalid names: Aulacocephalodontinae Toerien 1953 [empty]
Unr. †Oudenodontidae Cope 1871
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G. †Australobarbarus Kurkin 2000
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†Australobarbarus kotelnitshi Kurkin 2000
†Australobarbarus platycephalus Kurkin 2000
G. †Cteniosaurus Broom 1935
G. †Oudenodon Owen 1859
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†Oudenodon bainii Owen 1859
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Invalid names: Aulacocephalodon milletti Broom 1928 [synonym], Chelyrhynchus lachrymalis Haughton 1917 [synonym], Dicynodon allani Broom 1940 [synonym], Dicynodon andrewsi Broom 1921 [synonym], Dicynodon brachyrhynchus Broom 1948 [synonym], Dicynodon breviceps Haughton 1915 [synonym], Dicynodon corstorphinei Broom and Haughton 1917 [synonym], Dicynodon curtus Broom 1921 [synonym], Dicynodon cyclops Haughton 1917 [synonym], Dicynodon graaffi Broom 1940 [synonym], Dicynodon greyii Owen 1860 [synonym], Dicynodon kolbei Broom 1912 [synonym], Dicynodon lutriceps Broom 1912 [synonym], Dicynodon maccabei Broom 1940 [synonym], Dicynodon marlothi Broili and Schröder 1936 [synonym], Dicynodon megalops Owen 1876 [synonym], Dicynodon moutonae Broom 1948 [synonym], Dicynodon nesemanni Broom 1940 [synonym], Dicynodon prognathus Owen 1860 [synonym], Dicynodon richardi Broom 1940 [synonym], Dicynodon robertsi Broom 1948 [synonym], Dicynodon schwarzi Broom 1919 [synonym], Dicynodon truncatus Broom 1899 [synonym], Dicynodon vanderbyli Broom 1928 [synonym], Dicynodon wellwoodensis Broom 1936 [synonym], Oudenodon bolorhinus Broom 1911 [synonym], Oudenodon brevirostris Owen 1876 [synonym], Oudenodon glaucops Broom 1948 [synonym], Oudenodon halli Watson 1914 [synonym], Oudenodon latirostris Broom 1932 [synonym], Oudenodon luangwanensis Boonstra 1938 [synonym], Oudenodon mustoi Haughton 1915 [synonym], Oudenodon planus Broom 1913 [synonym], Oudenodon platyceps Broom 1913 [synonym], Oudenodon platyfrons Broom 1932 [synonym], Oudenodon robustus Broom 1932 [synonym], Oudenodon wilmanae Broom 1928 [synonym]
†Oudenodon grandis Haughton 1917
†Oudenodon sakamenensis Mazin and King 1991
Invalid names: Chelyrhynchus Haughton 1917 [synonym]
G. †Tropidostoma Seeley 1889
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G. †Pelanomodon Broom 1938
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†Pelanomodon moschops Broom 1913
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Invalid names: Dicynodon sidneyi Broom 1940 [synonym], Dicynodon tylorhinus Broom 1913 [synonym], Pelanomodon halli Broom 1950 [synonym], Pelanomodon rubidgei Broom 1938 [synonym], Propelanomodon devilliersi Toerien 1955 [synonym]
Invalid names: Propelanomodon Toerien 1955 [synonym]
Unr. †Rhachiocephalidae Maisch 2000
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G. †Kitchinganomodon Maisch 2002
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†Kitchinganomodon crassus Broom 1948
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Invalid names: Platycyclops acutirostris Broom and George 1950 [synonym], Platycyclops pricei Broom and George 1950 [synonym]
G. †Rhachiocephalus Seeley 1898
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†Rhachiocephalus behemoth Maisch 2005
†Rhachiocephalus magnus Owen 1876
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Invalid names: Dicynodon scheepersi Broom 1948 [synonym], Eocyclops longus Broom 1913 [synonym], Kitchingia planifrons Broom and George 1950 [synonym], Megacyclops rugosus Haughton 1932 [synonym], Megacyclops usiliensis von Huene 1942 [synonym], Megacyclops whaitsi Broom 1931 [synonym], Neomegacyclops cyclops Boonstra 1953 [synonym], Pelanomodon wesselsi Broom 1948 [synonym], Rhachiocephalus angusticeps Broom 1937 [synonym], Rhachiocephalus haughtoni Broom 1932 [synonym]
Invalid names: Dicynodon tealei Haughton 1932 [nomen dubium]
G. †Diaelurodon Broom 1911
Subor. †Dicynodontia Owen 1859 [dicynodont]
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Or. †Dicynodontia Owen 1859 [dicynodont]
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Fm. †Dicynodontidae Owen 1859
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Subfm. †Aulacephalodontinae Cluver and King 1983
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Invalid names: Aulacephalodontini Toerien 1953 [empty], Pelanomodontini Cluver and King 1983 [empty]
Subfm. †Cryptodontinae Owen 1859
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Invalid names: Oudenodontini King 1988 [empty], Pelorocyclopini Van Hoepen 1934 [empty], Tropidostomini Cluver and King 1983 [empty]
Subfm. †Kannemeyeriinae Huene 1948
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G. †Calleonasus Kalandadze 1985
G. †Rabidosaurus Kalandadze 1970
Tr. †Shansiodontini Cox 1965
Invalid names: Kannemeyeriini Lehman 1970 [empty], Lystrosaurini Broom 1903 [empty], Placeriini King 1988 [empty], Sinokannemeyeriini King 1988 [empty], Stahleckeriini Lehman 1961 [empty]
G. †Sagecephalus Jaekel 1911
G. †Striodon Sun 1978
Invalid names: Orophicephalinae Van Hoepen 1934 [empty], Pelorocyclopinae Van Hoepen 1934 [empty]
Unr. †Dicynodontoidea Cluver and King 1983
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G. †Basilodon Kammerer et al. 2011
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†Basilodon woodwardi Broom 1913
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Invalid names: Dicynodon calverleyi Broom 1940 [synonym], Dicynodon microdon Broom 1936 [synonym], Dicynodon weatherbyi Broom 1941 [synonym]
G. †Daptocephalus van Hoepen 1934
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†Daptocephalus huenei Haughton 1932
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Invalid names: Dicynodon broilii Boonstra 1948 [objective synonym]
†Daptocephalus leoniceps Owen
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Invalid names: Daptocephalus osborni Broom 1921 [synonym], Daptocephalus watsoni Broom 1921 [synonym], Dicynodon daptocephaloides Toerien 1955 [synonym], Dicynodon leontocephalus Broom 1950 [synonym], Dicynodon leontops Broom 1913 [synonym], Dicynodon lissops Broom 1913 [synonym]
G. †Delectosaurus Kurkin 2001
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†Delectosaurus arefjevi Kurkin 2001
†Delectosaurus berezhanensis Kurkin 2001
G. †Dicynodon Owen 1845
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†Dicynodon angielczyki Kammerer 2019
†Dicynodon hartzenbergi Broom 1940
†Dicynodon lacerticeps Owen 1845
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Invalid names: Daptocephalus pardiceps Owen 1876 [synonym], Daptocephalus pardiceps Owen 1876 [synonym], Dicynodon aetorhamphus Broom 1948 [synonym], Dicynodon aetorhamphus Broom 1948 [synonym], Dicynodon cadlei Broom 1940 [synonym], Dicynodon cadlei Broom 1940 [synonym], Dicynodon dutoiti Broom and Schepers 1937 [synonym], Dicynodon dutoiti Broom and Schepers 1937 [synonym], Dicynodon kitchingi Broom 1937 [synonym], Dicynodon kitchingi Broom 1937 [synonym], Dicynodon taylori Broom 1932 [synonym], Dicynodon taylori Broom 1932 [synonym], Dicynodon trigonocephalus Broom 1940 [synonym], Dicynodon trigonocephalus Broom 1940 [synonym]
†Dicynodon lacerticeps Owen 1845
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Invalid names: Daptocephalus pardiceps Owen 1876 [synonym], Daptocephalus pardiceps Owen 1876 [synonym], Dicynodon aetorhamphus Broom 1948 [synonym], Dicynodon aetorhamphus Broom 1948 [synonym], Dicynodon cadlei Broom 1940 [synonym], Dicynodon cadlei Broom 1940 [synonym], Dicynodon dutoiti Broom and Schepers 1937 [synonym], Dicynodon dutoiti Broom and Schepers 1937 [synonym], Dicynodon kitchingi Broom 1937 [synonym], Dicynodon kitchingi Broom 1937 [synonym], Dicynodon taylori Broom 1932 [synonym], Dicynodon taylori Broom 1932 [synonym], Dicynodon trigonocephalus Broom 1940 [synonym], Dicynodon trigonocephalus Broom 1940 [synonym]
†Dicynodon pachyrhynchus Jaekel 1911
Invalid names: Dicynodon cordylus Seeley 1888 [nomen dubium], Eurycarpus Seeley 1889 [synonym], Kingoria grahami Broom 1940 [nomen dubium]
G. †Dinanomodon Broom 1938
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†Dinanomodon gilli Broom 1932
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Invalid names: Dicynodon anneae Broom 1940 [synonym], Dicynodon galecephalus Broom and Robinson 1948 [synonym], Dicynodon macrodon Broom 1940 [synonym], Dinanomodon gigas Broom 1940 [synonym], Dinanomodon rubidgei Broom 1938 [synonym]
G. †Gordonia Newton 1893
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†Gordonia traquairi Newton 1893
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Invalid names: Gordonia duffiana Newton 1893 [synonym], Gordonia huxleyana Newton 1893 [synonym], Gordonia juddiana Newton 1893 [synonym]
G. †Jimusaria Sun 1963
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†Jimusaria monanensis Shi and Liu 2023
†Jimusaria sinkianensis Yuan and Young 1934
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Invalid names: Dicynodon taoshuyuanensis Sun 1973 [synonym]
G. †Kannemeyeria Seeley 1908
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†Kannemeyeria aganosteus Kammerer and Ordoñez 2021
†Kannemeyeria lophorhinus Renaut et al. 2003
†Kannemeyeria simocephala Weithofer 1888
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Invalid names: Kannemeyeria latifrons Broom 1899 [synonym], Kannemeyeria wilsoni Broom 1937 [objective synonym], Sagecephalus pachyrhynchus Jaekel 1911 [synonym]
Fm. †Lystrosauridae Broom 1903
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G. †Euptychognathus Kammerer et al. 2011
G. †Kwazulusaurus Maisch 2002
G. †Lystrosaurus Cope 1870
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Invalid names: Prolystrosaurus Haughton 1917 [synonym], Ptychosiagum Lydekker 1890 [synonym]
G. †Syops Kammerer et al. 2011
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G. †Turfanodon Sun 1973
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†Turfanodon bogdaensis Sun 1973
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Invalid names: Dicynodon sunanensis Li et al. 2000 [synonym], Striodon magnus Sun 1978 [synonym]
†Turfanodon jiufengensis Liu 2021
G. †Vivaxosaurus Kalandadze and Kurkin 2000
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†Vivaxosaurus trautscholdi Amalitzky 1922
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Invalid names: Gordonia annae Amalitzky 1922 [synonym], Gordonia rossica Amalitzky 1922 [synonym], Oudenodon venyukovi Amalitzky 1922 [synonym], Vivaxosaurus permirus Kalandadze and Kurkin 2000 [synonym]
Invalid names: Dicynodon incisivum Repelin 1923 [nomen dubium], Dicynodon ingens Broom 1907 [nomen dubium], Dicynodon luckhoffi Broom 1937 [nomen dubium], Dicynodon testudiceps Owen 1845 [nomen dubium], Dicynodon venteri Broom 1935 [nomen dubium], Platypodosaurus Owen 1880 [nomen dubium]
Superfm. †Diictodontoidea Cluver and King 1983
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Fm. †Robertiidae Cluver and King 1983
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G. †Aulacocephalus Seeley 1898
Subfm. †Diictodontinae Cluver and King 1983
Invalid names: Robertiinae Cluver and King 1983 [empty]
G. †Dolichuranus Keyser 1973
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†Dolichuranus latirostris Crozier 1970
Invalid names: Rhopalorhinus Keyser 1973 [synonym]
G. †Dolomitipes Marchetti et al. 2019
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†Dolomitipes accordii Ceoloni et al. 1988
†Dolomitipes icelsi de Klerk 2002
Superfm. †Emydopoidea van Hoepen 1934
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Subfm. †Emydopinae Cluver and King 1983
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Tr. †Myosaurini Cluver and King 1983
Invalid names: Emydopini Cluver and King 1983 [empty]
G. †Emydops Broom 1912
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†Emydops arctatus Owen 1876
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Invalid names: Dicynodon ictinops Broom 1921 [synonym], Emydops brachyops Broom 1905 [synonym], Emydops longus Broom 1921 [synonym], Emydops minimus Broom 1935 [synonym], Emydops minor Broom 1912 [synonym], Emydops parvus Broom 1921 [synonym]
†Emydops haughtoni Janensch 1952
†Emydops oweni Fröbisch and Reisz 2008
Invalid names: Dicynodon megalorhinus Broom 1904 [nomen dubium], Diictodon pseudojouberti Boonstra 1948 [nomen dubium], Emydops platyceps Broom and Haughton 1917 [nomen dubium], Emydopsis Broom 1921 [synonym], Storthyggnathus Janensch 1952 [synonym]
Unr. †Kingoriidae King 1988
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G. †Kombuisia Hotton 1974
G. †Niassodon Castanhinha et al. 2014
G. †Thliptosaurus Kammerer 2019
Unr. †Kistecephalia Seeley 1894
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Unr. †Cistecephalidae Broom 1903
Invalid names: Myosauridae Kitching 1968 [empty]
Invalid names: Cistecephalinae Broom 1903 [empty]
G. †Emydorhinus Broom 1935
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Unr. †Endothiodontia Owen 1876
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G. †Cryptocynodon Seeley 1894
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†Cryptocynodon schroederi Janensch 1952
†Cryptocynodon simus Seeley 1894
G. †Endothiodon Owen 1876
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†Endothiodon bathystoma Owen
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Invalid names: Endothiodon uniseries Owen [synonym], Endothiodon whaitsi Broom 1912 [synonym], Pachytegos stockleyi Haughton 1932 [synonym]
†Endothiodon mahalanobisi Ray 2000
†Endothiodon tolani Cox and Angielczyk 2015
Invalid names: Pachytegos Haughton 1932 [synonym]
G. †Lanthanostegus Modesto et al. 2003
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†Lanthanostegus mohoii Modesto et al. 2002
Invalid names: Lanthanocephalus Modesto et al. 2002 [replaced]
G. †Pristerodon Huxley 1868
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†Pristerodon agilis Broom 1904
†Pristerodon boonstrai Broili and Schroeder 1935
†Pristerodon buffaloensis Toerien 1953
†Pristerodon mackayi Huxley 1868
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Invalid names: Brachyuraniscus merwevillensis Toerien 1953 [synonym], Brachyuraniscus reuningi Broili and Schröder 1935 [synonym], Cerataelurus mirabilis Broom 1931 [synonym], Dicynodon swierstrai Broom 1940 [synonym], Diictodon pygmaeus Broom and Haughton 1917 [synonym], Emydops kitchingi Toerien 1953 [synonym], Emydops longiceps Broom 1913 [synonym], Emydops microdon Broom 1936 [synonym], Emydops murraysburgensis Toerien 1953 [synonym], Emydops trigoniceps Broom 1904 [synonym], Parringtoniella broomi Toerien 1953 [synonym], Pristerodon microrhynchus von Huene 1931 [synonym], Pristerodon raniceps Owen 1876 [synonym]
†Pristerodon mirus Broom 1935
†Pristerodon oudebergensis Toerien 1953
†Pristerodon platyceps Broom 1937
†Pristerodon vanhoepeni Broili and Schroeder 1935
†Pristerodon whaitsi Broom 1911
Invalid names: Brachyuraniscus Broili and Schroeder 1935 [synonym], Cerataelurus Broom 1931 [synonym], Eumantellia Broom 1935 [synonym], Hueneus Toerien 1953 [synonym], Newtonella Broom 1937 [synonym], Opisthoctenodon Broom 1904 [synonym], Parringtoniella Toerien 1953 [synonym]
Fm. †Endothiodontidae Owen 1876
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Invalid names: Endothiodontinae Haughton and Brink 1954 [empty], Eumantellinae Haughton and Brink 1954 [empty], Parringtoniellinae Haughton and Brink 1954 [empty]
G. †Eocyclops Broom 1913
G. †Eodicynodon Barry 1974
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†Eodicynodon oelofseni Rubidge 1990
†Eodicynodon oosthuizeni Barry 1974
G. †Heuneus Toerien 1953
G. †Hyorhynchus Seeley 1889
Fm. †Kannemeyeriidae Huene 1948
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G. †Acratophorus Kammerer and Ordoñez 2021
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†Acratophorus argentinensis Kammerer and Ordoñez 2021
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Invalid names: Vinceria argentinensis Bonaparte 1965 [objective synonym], Vinceria vieja Domnanovich and Marsicano 2012 [objective synonym]
G. †Barysoma Cox 1965
G. †Chanaria Cox 1968
G. †Jacheleria Bonaparte 1971
G. †Parakannemeyeria Sun 1960
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†Parakannemeyeria chengi Liu 2004
†Parakannemeyeria dolichocephala Sun 1960
†Parakannemeyeria ningwuensis Sun 1963
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Invalid names: Parakannemeyeria xingxianensis Cheng 1980 [synonym]
†Parakannemeyeria shenmuensis Cheng 1980
†Parakannemeyeria youngi Sun 1963
G. †Shaanbeikannemeyeria Cheng 1980
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†Shaanbeikannemeyeria buerdongia Li 1980
†Shaanbeikannemeyeria xilougouensis Cheng 1980
G. †Sinokannemeyeria Young 1937
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†Sinokannemeyeria baidaoyuensis Liu 2015
†Sinokannemeyeria pearsoni Young 1937
†Sinokannemeyeria sanchuanheensis Cheng 1980
†Sinokannemeyeria yingchiaoensis Sun 1963
Subfm. †Sinokannemeyeriinae King 1988
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G. †Cristonasus Surkov 1999
G. †Nasoplanites Surkov 1999
G. †Planitorostris Surkov 1999
G. †Putillosaurus Surkov 2005
Or. †Kannemeyeriiformes Huene 1948
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Invalid names: Brachybrachium Williston 1904 [nomen dubium], Brachybrachium brevipes Williston 1904 [nomen dubium], Calleonasus furvus Kalandadze 1985 [nomen dubium], Cristonasus koltaeviensis Surkov 1999 [nomen dubium], Dicynodon tener Huene 1935 [nomen dubium], Dicynodon turpior Huene 1935 [nomen dubium], Elatosaurus facetus Kalandadze 1985 [nomen dubium], Nasoplanites danilovi Surkov 1999 [nomen dubium], Parvobestiola bashkiriensis Surkov 1999 [nomen dubium]
G. †Pentasauropus Ellenberger 1970
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†Pentasauropus argentinae Lagnaoui et al. 2019
†Pentasauropus incredibilis Ellenberger 1970
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Invalid names: Pentasauropus erectus Ellenberger 1970 [synonym], Pentasauropus maphutsengi Ellenberger 1970 [synonym], Pentasauropus morobongensis Ellenberger 1970 [synonym], Pentasauropus motlejoi Ellenberger 1970 [synonym], Tetrasauropus gigas Ellenberger 1970 [synonym]
Superfm. †Pristerodontoidea Cluver and King 1983
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Fm. †Pristerodontidae King 1988
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G. †Eurychororhinus Broili and Schroeder 1935
Subfm. †Pristerodontinae Haughton and Brink 1954
G. †Synostocephalus Broili and Schroeder 1935
G. †Ptychognathus Owen 1860
Unr. †Pylaecephalidae Van Hoepen 1934
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G. †Diictodon Broom 1913
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†Diictodon feliceps Owen 1876
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Invalid names: Dicynodon broomi Broili and Schröder 1937 [synonym], Dicynodon gamkaensis Broom 1937 [synonym], Dicynodon nanus Broom 1936 [synonym], Dicynodon parvidens Owen 1876 [synonym], Diictodon galeops Broom 1913 [synonym], Diictodon grimbeeki Broom 1935 [synonym], Diictodon grossharthi Broili and Schröder 1937 [synonym], Diictodon haughtonianus Huene 1931 [synonym], Diictodon ictidops Broom 1913 [synonym], Diictodon jouberti Broom 1905 [synonym], Diictodon macrorhynchus Broom 1921 [synonym], Diictodon palustris Broom 1913 [synonym], Diictodon psittacops Broom 1912 [synonym], Diictodon rubidgei Broom 1932 [synonym], Diictodon sesoma Watson 1960 [synonym], Diictodon sollasi Broom 1921 [synonym], Diictodon testudirostris Broom and Haughton 1913 [synonym], Diictodon tienshanensis Sun 1973 [synonym], Diictodon vanderhorsti Toerien 1953 [synonym]
Invalid names: Anomodon Keyser 1975 [synonym]
G. †Pylaecephalus Van Hoepen 1934
G. †Robertia Boonstra 1948
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†Robertia antjiesfonteinensis Toerien 1953
Invalid names: Broilius Toerien 1953 [synonym]
Fm. †Stahleckeriidae Cox 1965
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G. †Dinodontosaurus Romer 1943
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†Dinodontosaurus pedroanum Tupi-Caldas 1936
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Invalid names: Dinodontosaurus oliveirai Romer 1943 [synonym]
Subfm. †Placeriinae King 1988
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G. †Lisowicia Sulej and Niedźwiedzki 2019
G. †Moghreberia Dutuit 1980
G. †Pentasaurus Kammerer 2018
G. †Zambiasaurus Cox 1969
Subfm. †Stahleckeriinae Huene 1935
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G. †Eubrachiosaurus Williston 1904
G. †Ischigualastia Cox 1962
G. †Jachaleria Bonaparte 1971
G. †Sangusaurus Cox 1969
G. †Stahleckeria Huene 1935
Invalid names: Stahleckeriidae Cox 1965 [objective synonym]
Invalid names: Chelyoposaurus Broom 1904 [nomen nudum], Chelyoposaurus williamsi Broom 1904 [nomen nudum], Dicranozygoma Seeley 1900 [nomen dubium], Dicranozygoma leptoscelus Seeley 1900 [nomen dubium], Dicynodon leptorhinus Owen 1876 [nomen dubium], Dicynodontida Ivakhnenko 2003 [empty], Diictodontia [empty], Diictodontidae Kemp 1982 [empty], Dromasauroidea Broom 1907 [empty], Endothiodontoidea Owen 1976 [empty], Eodicynodontia [empty], Eodicynodontidae Barry 1974 [empty], Eodicynodontoidea Cluver and King 1983 [empty], Eumantelliidae Broom 1935 [empty], Eurycarpus oweni Seeley 1889 [nomen dubium], Fukangolepis barbaros Yang 1978 [nomen dubium], Haughtoniana Boonstra 1938 [nomen dubium], Haughtoniana magna Boonstra 1938 [nomen dubium], Kannemeyeroidea Huene 1948 [empty], Kingoridae Kemp 1982 [empty], Kingorioidea Cluver and King 1983 [empty], Koupia Boonstra 1948 [nomen dubium], Koupia koupensis Boonstra 1948 [nomen dubium], Oudenodon strigiceps Owen 1845 [nomen dubium], Taognathus Broom 1911 [nomen nudum], Taognathus megalodon Broom 1911 [nomen nudum], Therochelonia Seeley 1895 [empty], Venjukoviamorpha [empty]
G. †Emydochampsa Broom 1912
G. †Neomegacyclops Boonstra 1953
G. †Prodicynodon Broom 1904
+
†Prodicynodon beaufortensis Broom 1912
†Prodicynodon pearstonensis Broom 1904
Infraor. †Venyukovioidea Watson and Romer 1956
+
Fm. †Dimacrodontidae Olson and Beerbower 1953
+
G. †Venyukovia Amalitzky 1922
+
†Venyukovia prima Amalitzky 1922
Invalid names: Myctosuchus Efremov 1937 [synonym]
Invalid names: Dromasauridae [empty], Venjukoviidae Efremov 1940 [invalid subgroup]
Invalid names: Biseridensidae Li and Cheng 1997 [invalid subgroup], Dicynodontiformes Hay 1930 [empty], Otsheriidae Tcshudinov 1960 [empty], Therosuchia Seeley 1895 [empty], Venyukovioidea Watson and Romer 1956 [empty]
Infraor. †Biarmosuchia Sigogneau-Russell 1989
+
G. †Biarmosuchus Chudinov 1960
+
†Biarmosuchus tchudinovi Ivakhnenko 1999
†Biarmosuchus tener Chudinov 1960
+
Invalid names: Biarmosaurus antecessor Chudinov 1960 [synonym], Biarmosuchus antecessor Tchudinov 1960 [synonym], Ivantosaurus ensifer Chudinov 1983 [synonym], Ivantosaurus signifer Tatarinov 1974 [synonym]
Invalid names: Biarmosaurus Chudinov 1960 [synonym], Eotitanosuchus Tchudinov 1960 [synonym], Ivantosaurus Chudinov 1983 [synonym]
Unr. †Burnetiamorpha Broom 1923
+
G. †Bondoceras Sidor 2023
Fm. †Burnetiidae Broom 1923
+
Subfm. †Burnetiinae Broom 1923
+
G. †Bullacephalus Rubidge and Kitching 2003
G. †Burnetia Broom 1923
G. †Mobaceras Kammerer and Sidor 2021
G. †Niuksenitia Tatarinov 1977
G. †Pachydectes Rubidge et al. 2006
Subfm. †Proburnetiinae Kammerer 2016
+
G. †Lende Kruger et al. 2015
G. †Paraburnetia Smith et al. 2006
G. †Proburnetia Tatarinov 1968
G. †Pembecephalus Sidor 2023
Invalid names: Biarmosuchidae Olson 1962 [empty], Hipposauridae Watson and Romer 1956 [empty], Rubidgina Broom 1942 [nomen dubium], Rubidgina angusticeps Broom 1942 [nomen dubium]
G. †Brontopus Heyler and Lessertisseur 1963
+
†Brontopus antecursor Ellenberger 1983
+
Invalid names: Eocynodontipus sibleyrasi Ellenberger 1983 [synonym], Planipes brachydactylus Gand et al. 2000 [synonym], Planipes caudatus Demathieu and Gand 1995 [synonym], Pseudopithecopus recurvidigitus Ellenberger 1983 [synonym]
†Brontopus giganteus Heyler and Lessertisseur 1963
+
Invalid names: Brontopus circagiganteus Gand et al. 2000 [synonym], Moschopus enormis Ellenberger 1983 [synonym]
Invalid names: Eocynodontipus Ellenberger 1983 [synonym], Moschopus Ellenberger 1983 [synonym], Pseudopithecopus Ellenberger 1983 [synonym]
Infraor. Cynodontia Owen 1861 [cynodont]
+
Fm. †Chronoperatidae Fox et al. 1992
+
Fm. †Dviniidae Tatarinov 1968
+
Unr. Epicynodontia Hopson and Kitching 2001
+
Infraor. †Cynognathia Tatarinov 2008
+
G. †Cynognathus Seeley 1895
+
†Cynognathus crateronotus Seeley 1895
+
Invalid names: Cynidiognathus longiceps Haughton 1924 [synonym], Cynognathus berryi Seeley 1895 [synonym], Cynognathus merenskyi Broili and Schroder 1935 [synonym], Cynognathus minor Bonaparte 1969 [synonym], Cynognathus platyceps Seeley 1895 [synonym], Karoomys browni Broom 1903 [synonym], Lycognathus ferox Broom 1913 [synonym]
†Cynognathus seeleyi Broom 1913
Invalid names: Cynidiognathus Haughton 1922 [synonym], Karoomys Broom 1903 [synonym]
Unr. †Gomphodontia Seeley 1895
+
G. †Boreogomphodon Sues and Olsen 1990
G. †Impidens Tolchard et al. 2021
Fm. †Traversodontidae Huene 1936
Fm. †Trirachodontidae Romer 1967
Invalid names: Gomphognathoidea Broom 1903 [empty]
Infraor. Eucynodontia Kemp 1982
+
Fm. †Dromatheriidae Gill 1872
+
G. †Polonodon Sulej et al. 2018
G. †Pseudotriconodon Hahn et al. 1984
G. †Rewaconodon Datta et al. 2004
Unr. Probainognathia Hopson 1990
+
G. †Aleodon Crompton 1955
Fm. †Chiniquodontidae Huene 1936
G. †Ecteninion Martinez et al. 1996
Unr. †Ictidosauria Broom 1929
Fm. †Lumkuiidae Hopson and Kitching 2001
Fm. †Probainognathidae Romer 1973
G. †Probainognathus Romer 1970
Unr. †Prozostrodontia Liu and Olsen 2010
G. †Pseudotherium Wallace et al. 2019
G. †Santacruzgnathus Martinelli et al. 2016
G. †Tessellatia Gaetano et al. 2022
Invalid names: Chiniquodontoidea [empty]
Fm. †Galesauridae Lydekker 1890
+
G. †Bolotridon Coad 1977
+
†Bolotridon frerensis Seeley 1895
Invalid names: Tribolodon Seeley 1895 [replaced]
G. †Cynosaurus Schmidt 1927
+
†Cynosaurus suppostus Owen 1876
+
Invalid names: Baurocynodon gracilis Brink 1951 [synonym], Cynosuchus whaitsi Haughton 1918 [synonym], Mygalesuchus peggyae Broom 1942 [synonym]
Invalid names: Baurocynodon Brink 1951 [synonym], Cynosuchoides Broom 1931 [synonym], Cynosuchus Owen 1876 [replaced], Mygalesuchus Broom 1942 [synonym]
G. †Nanictosaurus Broom 1936
+
†Nanictosaurus kitchingi Broom 1936
+
Invalid names: Nanictosaurus robustus Broom 1940 [synonym], Nanictosaurus rubidgei Broom 1940 [synonym]
G. †Sysphinctostoma Broili and Schröder 1936
+
†Sysphinctostoma gracilis Broom 1950
†Sysphinctostoma smithi Broili and Schröder 1936
Invalid names: Cynosauridae Haughton and Brink 1954 [synonym], Cynosuchidae Broom 1915 [synonym], Nythosauridae Watson 1917 [synonym]
Infraor. †Procynosuchia
+
Unr. †Galesauria Bonaparte 2012
+
G. †Galesaurus Owen 1860
G. †Probelesodon Romer 1969
G. †Thrinaxodon Seeley 1894
+
Invalid names: Ictidopsis Broom 1912 [synonym], Micrictodon Broom 1937 [synonym], Notictosaurus Broom 1936 [synonym]
G. †Gaumia Hahn et al. 1987
+
†Gaumia incisa Hahn et al. 1987
†Gaumia longiradicata Hahn et al. 1987
Fm. †Madysauridae Tatarinov 2005
+
Unr. Mammaliamorpha Rowe 1988 [mammaliamorph]
+
Unr. †Brasilodontia Bonaparte 2012
+
Fm. †Brasilodontidae Bonaparte and Martinelli 2005
+
G. †Brasilitherium Bonaparte et al. 2003
G. †Brasilodon Bonaparte et al. 2003
G. †Minicynodon Bonaparte et al. 2010
G. †Panchetocynodon Das and Gupta 2012
G. †Protheriodon Bonaparte et al. 2006
Unr. Mammaliaformes Rowe 1988 [mammaliaform]
+
Or. †Docodonta Kretzoi 1946 [dodocont]
+
G. †Agilodocodon Meng et al. 2015
G. †Castorocauda Ji et al. 2006
Fm. †Docodontidae Simpson 1929
G. †Docofossor Luo et al. 2015
G. †Itatodon Lopatin and Averianov 2005
Fm. †Simpsonodontidae Averianov et al. 2010
G. †Tashkumyrodon Martin and Averianov 2004
Fm. †Tegotheriidae Tatarinov 1994
Unr. †Haramiyida Hahn 1989
+
Subor. †Haramiyoidea Hahn 1973
G. †Mojo Hahn et al. 1987
Subor. †Theroteinida Hahn et al. 1989
G. †Theroteinus Sigogneau-Russell et al. 1986
Fm. †Kuehneotheriidae Kermack et al. 1968
+
G. †Fluctuodon Debuysschere 2017
G. †Kotatherium Datta 1981
G. †Kuehneotherium Kermack et al. 1968
Cl. Mammalia Linnaeus 1758 [mammal]
+
Unr. †Allotheria Marsh 1880
Fm. †Ameghinichnidae Casamiquela 1961
Subcl. †Apotheria Averianov and Lopatin 2011
Unr. †Archaeoceti Flower 1883
+
Invalid names: Hydrothereuta Ameghino 1889 [objective synonym], Zeuglodonta Ameghino 1889 [synonym], Zeuglodontia Pictet 1853 [synonym]
Or. †Arrhinolemuroidea Ameghino 1899
G. †Atlasodon Sigogneau-Russell 1991
Unr. Australosphenida Luo et al. 2001
Fm. †Bondesiidae Bonaparte 1990
Unr. Cladotheria McKenna 1975
Fm. †Dipodiscidae Ellenberger 1974
Unr. Ditremata Ameghino 1889
G. †Eotetrapodiscus Ellenberger 1970
Subcl. †Eotheria Kermack and Mussett 1958
G. †Erythrotherium Crompton 1964
Or. †Eutriconodonta Kermack et al. 1973
G. †Eutrochodon Roth 1904
G. †Florentinoameghinia Simpson 1932
G. †Fruitafossor Luo and Wible 2005
G. †Helioseus Sudre 1979
Subcl. Holotheria Jaekel 1911
G. †Likhoeletherium Ellenberger 1970
G. †Lophiodolodus Stirton 1947
G. †Lufengoconodon Young 1982
G. †Malutitetrapodiscus Ellenberger 1970
G. †Malutitetrasauropodiscus Ellenberger 1970
Infracl. Marsupialia Illiger 1811 [marsupial]
Subcl. Mesotheria Jaekel 1911
G. †Microderson Sigogneau-Russell 1991
Subcl. Miotheria Jaekel 1911
G. †Molapopentapodiscus Ellenberger 1970
Fm. †Paraeopentapodiscidae Ellenberger 1974
G. †Plagiocoelus Ameghino 1894
G. Pleurodon Harland 1831
Or. Prensiculantia Illiger 1811
Subcl. †Prototheria Gill 1872
Or. †Ptolemaiida Simons and Bown 1995
Or. Sarcobora Ameghino 1889
G. †Schadipes Lockley and Foster 2003
G. †Sederipes Stanford et al. 2018
Fm. †Sororyctidae Gingerich et al. 1998
Fm. †Thereuodontidae Sigogneau-Russell and Ensom 1998
Unr. Theriamorpha Rowe 1993
G. †Tikitherium Datta 2005
G. †Tricorynopus Sarjeant and Langston 1994
G. †Trilobodon Roth 1902
Unr. †Uintatheriamorpha Schoch and Lucas 1985
G. †Wanotherium Tang and Yan 1976
Invalid names: Acrotheria Averianov and Lopatin 2011 [empty], Anagonia Ameghino 1904 [nomen dubium], Anagonia insulata Ameghino 1904 [nomen dubium], Anisorhizus Ameghino 1902 [nomen dubium], Anisorhizus atriarius Ameghino 1902 [nomen dubium], Aquila ferox Shufeldt 1913 [nomen dubium], Archaeorycteropus patagonicus Ameghino 1905 [nomen vanum], Bellua Linnaeus 1758 [empty], Bunotheria Cope 1877 [empty], Cimolomidae Marsh 1889 [empty], Deinotheria Scott 1873 [empty], Diplodon ampliatus Roth 1902 [nomen vanum], Diplodonops Ameghino 1902 [nomen vanum], Dipriodontidae Marsh 1889 [empty], Eopentapodiscidae Ellenberger 1974 [empty], Erecta Illiger 1811 [empty], Holotheria Wible et al. 1995 [empty], Homunculus imago Ameghino 1894 [nomen dubium], Hypotheria Huxley 1880 [empty], Isolophodon aplanatus Roth 1904 [nomen vanum], Lobodon vetus Leidy 1853 [nomen dubium], Marsupionta Gregory 1947 [invalid subgroup], Necrolestidae Ameghino 1894 [empty], Ovovivipara [empty], Pachydermata Unknown [empty], Pachypithecus Ameghino 1897 [nomen dubium], Pachypithecus macrognathus Ameghino 1897 [nomen dubium], Pansirenia Velez-Juarbe and Wood 2018 [empty], Phoca aegyptiaca Blainville 1839 [nomen dubium], Phoca aegyptiaca antiqua Blainville 1839 [nomen dubium], Picunia Roth 1902 [nomen dubium], Praephoca Diedrich 2011 [nomen dubium], Praephoca bendullensis Diedrich 2011 [nomen dubium], Promammalia Haeckel [empty], Proplanodus Ameghino 1902 [nomen dubium], Proplanodus adnepos Ameghino 1902 [nomen dubium], Prostylophorus Roth 1902 [nomen dubium], Prostylophorus margeriei Roth 1902 [nomen dubium], Protobradidae Ameghino 1902 [invalid subgroup], Protobradys Ameghino 1902 [nomen vanum], Protobradys harmonicus Ameghino 1902 [nomen vanum], Simioidea Ameghino 1901 [empty], Solipedia Rafinesque [empty], Stenogenium aenigmaticum Ameghino 1901 [nomen dubium], Stylodontidae Marsh 1879 [empty], Subungulata Illiger 1811 [empty], Sukotyro Kerr 1792 [nomen vanum], Trichechus hydropithecus Shaw 1800 [nomen nudum], Volaticotheria Meng et al. 2006 [empty], Yinotheria Chow and Rich 1982 [empty]
Or. †Morganucodonta Kermack 1973
+
G. †Bridetherium Clemens 2011
G. †Cherwellia Butler and Sigogneau-Russel 2016
G. †Cifellilestes Davis et al. 2022
G. †Hallautherium Clemens 1980
Fm. †Megazostrodontidae Gow 1986
Fm. †Morganucodontidae Kuehne 1958
G. †Paceyodon Clemens 2011
G. †Purbeckodon Butler et al. 2012
G. †Storchodon Martin et al. 2019
G. †Stylidens Butler and Sigogneau-Russel 2016
G. †Sinoconodon Patterson and Olson 1961
+
†Sinoconodon rigneyi Patterson and Olson 1961
+
Invalid names: Lufengoconodon changchiawaensis Young 1982 [synonym], Sinoconodon parringtoni Young 1982 [synonym], Sinoconodon yangi Zhang and Cui 1983 [synonym]
Fm. †Tritheledontidae Broom 1912
+
Invalid names: Pachygenelus milleri Chatterjee 1983 [nomen dubium]
Fm. †Procynosuchidae Broom 1937
+
G. †Procynosuchus Broom 1937
+
†Procynosuchus delaharpeae Broom 1937
+
Invalid names: Aelurodraco microps Broom and Robinson 1948 [synonym], Cyrbasiodon boycei Broom 1931 [synonym], Galecranium liorhynchus Broom 1948 [synonym], Galeophrys kitchingi Broom 1948 [synonym], Leavachia duvenhagei Broom 1948 [synonym], Leavachia gracilis Brink and Kitching 1951 [synonym], Mygalesaurus platyceps Broom 1942 [synonym], Nanictosuchus melinodon Broom 1940 [synonym], Paracynosuchus rubidgei Broom 1940 [synonym], Parathrinaxodon proops Parrington 1936 [synonym], Procynosuchus rubidgei Broom 1938 [synonym], Protocynodon pricei Broom 1949 [synonym], Scalopocynodon gracilis Brink 1961 [synonym], Silphedestes polyodon Broom 1949 [synonym], Silphedocynodon gymnotemporalis Brink 1951 [synonym]
†Procynosuchus vladimirense Tatarinov 2004
Invalid names: Aelurodraco Broom and Robinson 1948 [synonym], Cyrbasiodon Broom 1931 [synonym], Galecranium Broom 1948 [synonym], Galeophrys Broom 1948 [synonym], Leavachia Broom 1948 [synonym], Mygalesaurus Broom 1942 [synonym], Nanictosuchus Broom 1940 [synonym], Paracynosuchus Broom 1940 [synonym], Parathrinaxodon Parrington 1936 [synonym], Protocynodon Broom 1949 [synonym], Scalopocynodon Brink 1961 [synonym], Silphedestes Broom 1949 [synonym], Silphedocynodon Brink 1951 [synonym]
Invalid names: Silphedestidae Haughton and Brink 1954 [synonym]
Fm. †Therioherpetidae Battail 1991
+
G. †Meurthodon Sigogneau-Russell and Hahn 1994
+
†Meurthodon gallicus Sigogneau-Russell and Hahn 1994
Invalid names: Therioherpetodontidae Bonaparte and Barberena 1975 [synonym]
Fm. †Tritylodontidae Cope 1884
+
G. †Bienotherium Young 1940
+
†Bienotherium magnum Chow 1962
†Bienotherium minor Young 1947
†Bienotherium yunnanense Young 1940
+
Invalid names: Bienotherium elegans Young 1940 [synonym], Oligokyphus sinensis Young 1974 [synonym]
G. †Bienotheroides Young 1982
+
†Bienotheroides shartegensis Watabe et al. 2007
†Bienotheroides ultimus Maisch et al. 2004
†Bienotheroides wansienensis Young 1982
†Bienotheroides zigongensis Sun 1986
G. †Oligokyphus Hennig 1922
+
†Oligokyphus biserialis Hennig 1922
†Oligokyphus lufengensis Luo and Sun 1993
†Oligokyphus major Kühne 1956
†Oligokyphus minor Kühne 1956
†Oligokyphus triserialis Hennig 1922
G. †Stereognathus Charlesworth 1854
+
†Stereognathus ooliticus Charlesworth 1854
+
Invalid names: Stereognathus hebridicus Waldman and Savage 1972 [synonym]
Invalid names: Xenocretosuchus Tatarinov and Matchenko 1999 [synonym]
G. †Tritylodon Owen 1884
+
†Tritylodon longaevus Owen 1884
Invalid names: Tritylodon fraasi Lydekker 1887 [nomen vanum]
G. †Yunnanodon Cui 1986
+
†Yunnanodon brevirostre Cui 1976
Invalid names: Yunnania Cui 1976 [replaced]
Invalid names: Cynognathidae [empty], Cynognathoidea Brink 1963 [empty], Gomphodontidae [empty], Masitisitherium Ellenberger 1970 [nomen nudum], Riograndidae Bonaparte et al. 2001 [empty]
G. †Dicynodontipus Rühle von Lilienstern 1944
+
†Dicynodontipus bellambiensis Retallack 1996
†Dicynodontipus geinitzi Hornstein 1876
†Dicynodontipus hildburghausensis Rühle von Lilienstern 1944
†Dicynodontipus penugnu da Silva et al. 2012
Invalid names: Calibarichnus Casamiquela 1964 [synonym], Gallegosichnus Casamiquela 1964 [synonym], Palaciosichnus Casamiquela 1964 [synonym], Rogerbaletichnus Casamiquela 1964 [synonym], Stipanicichnus Casamiquela 1975 [synonym]
Unr. Eutherapsida
+
Subor. †Dinocephalia Seeley 1894
+
Superfm. †Anteosauria Boonstra 1962
+
Fm. †Anteosauridae Boonstra 1954
+
Subfm. †Anteosaurinae Boonstra 1954
G. †Archaeosyodon Tchudinov 1960
G. †Chthomaloporus Chudinov 1964
G. †Microsyodon Ivakhnenko 1995
Subfm. †Syodontinae Ivachnenko 1994
Invalid names: Admetophoneus Efremov 1954 [nomen dubium], Admetophoneus kargalensis Efremov 1954 [nomen dubium], Archaeosuchus Broom 1905 [nomen dubium], Archaeosuchus cairncrossi Broom 1905 [nomen dubium], Eccasaurus Broom 1909 [nomen dubium], Eccasaurus priscus Broom 1909 [nomen dubium]
Subor. †Dinocephalida Ivakhnenko 2008
+
Infraor. †Eotitanosuchida Ivakhnenko 2003
+
G. †Phreatosuchus Efremov 1954
Infraor. †Tapinocephalia
+
G. †Deuterosaurus Eichwald 1848
+
†Deuterosaurus biarmicus Eichwald 1846
†Deuterosaurus jubilaei Nopcsa 1928
+
Invalid names: Uraniscosaurus watsoni Nopcsa 1928 [objective synonym]
Invalid names: Mnemejosaurus Nopcsa 1928 [synonym], Ulemosaurus minutus Vjuschkov 1955 [nomen dubium]
Fm. †Tapinocephalidae Owen 1876
+
Subfm. †Moschopinae Boonstra 1969
Subfm. †Riebeeckosaurinae Boonstra 1969
Subfm. †Struthiocephalinae Boonstra 1969
Subfm. †Tapinocephalinae Lydekker 1890
G. †Taurosaurus
Invalid names: Lamiasaurus Watson 1914 [nomen dubium], Lamiasaurus newtoni Watson 1914 [nomen dubium]
Invalid names: Brithopus Kutorga 1838 [nomen dubium], Brithopus priscus Kutorga 1838 [nomen dubium], Orthopus Kutorga 1838 [nomen dubium], Orthopus primaevus Kutorga 1838 [nomen dubium]
Infraor. †Titanosuchida
+
G. †Planipes Demathieu and Gand 1995
Superfm. †Titanosuchoidea Broom 1903
+
Fm. †Titanosuchidae Broom 1903
Invalid names: Syodontidae Ivakhnenko 1994 [empty]
Invalid names: Brithopia Kemp 1982 [empty], Brithopus bashkyricus Efremov 1954 [nomen dubium], Brithopus ponderus Efremov 1954 [nomen dubium], Estemmenosuchia Kemp 1982 [empty], Estemmenosuchoidea Tchudinov 1960 [empty], Mormosauridae Boonstra 1936 [empty], Moschopidae Boonstra 1936 [empty], Moschosauridae Boonstra 1936 [empty], Stenocybusidae Cheng and Li 1997 [empty]
Unr. Neotherapsida Hopson 1999
+
Or. Theriodontia Owen 1876
+
Infraor. †Rubidginoidea Haughton and Brink 1954
+
Invalid names: Rubidginidae Haughton and Brink 1954 [empty]
Invalid names: Eutheriodontia [empty], Lycosauria [empty], Lycosuchus mackayi Broom 1903 [nomen dubium], Scaloposauria Brink 1963 [empty], Sesamodontidae Broom 1905 [empty]
Subor. †Gorgonopsia Seeley 1894
+
G. †Cyniscops Broom 1937
G. †Dixeya Haughton 1926
G. †Eriphostoma Broom 1911
+
†Eriphostoma microdon Broom 1911
+
Invalid names: Eoarctops vanderbyli Haughton 1929 [synonym], Galesuchus gracilis Haughton 1915 [synonym], Scylacognathus parvus Broom 1913 [synonym]
Invalid names: Eoarctops Haughton 1929 [synonym], Galesuchus Haughton 1915 [synonym], Scylacognathus Broom 1913 [synonym]
Infraor. †Estemmenosuchida Ivakhnenko 2003
+
Superfm. †Rhopalodontoidea Seeley 1894
+
Fm. †Estemmenosuchidae Tchudinov 1960
+
G. †Estemmenosuchus Chudinov 1960
+
Invalid names: Anoplosuchus Tchudinov 1968 [synonym], Zopherosuchus Chudinov 1983 [synonym]
G. †Molybdopygus Tchudinov 1964
Fm. †Rhopalodontidae Seeley 1894
+
G. †Parabradysaurus Efremov 1954
G. †Phthinosaurus Efremov 1940
G. †Rhopalodon Fischer von Waldheim 1841
Invalid names: Burnetioidea Broom 1923 [empty]
Infraor. †Gorgonopida Ivakhnenko 2003
+
Superfm. †Rubidgeoidea Broom 1938
+
Fm. †Inostranceviidae Huene 1948
+
Fm. †Phthinosuchidae Efremov 1954
+
G. †Gorgodon Olson 1962
G. †Kamagorgon Tatarinov 1999
G. †Knoxosaurus Olson 1962
G. †Steppesaurus Olson and Beerbower 1953
Invalid names: Rubidgeidae Broom 1938 [empty]
Invalid names: Gorgonopioidea Lydekker 1890 [empty]
Fm. †Gorgonopidae Lydekker 1890
+
Subfm. †Gorgonopsinae Sigogneau-Russell 1970
+
G. †Aelurosaurus Owen 1881
+
†Aelurosaurus angusticeps Broom
†Aelurosaurus brevirostris Broom 1948
†Aelurosaurus felinus Owen 1881
+
Invalid names: Aelurosauroides watsoni Boonstra 1934 [synonym], Aelurosaurus striatidens Broom 1912 [synonym], Aelurosaurus tenuirostris Broom 1911 [synonym]
†Aelurosaurus polyodon Broom 1935
†Aelurosaurus watermeyeri Broom 1940
†Aelurosaurus wilmanae Broom 1940
Invalid names: Aelurosauroides Boonstra 1934 [synonym], Scylacocephalus Broom 1940 [synonym]
G. †Aloposaurus Broom 1910
+
†Aloposaurus gracilis Broom 1910
†Aloposaurus tenuis Brink and Kitching 1953
+
Invalid names: Cynarioides tenuis Broom 1925 [synonym]
Invalid names: Aloposauroides Brink and Kitching 1953 [synonym], Cynarioides Broom 1925 [synonym], Cyniscops broomianus Huene 1950 [nomen dubium]
G. †Arctognathus Broom 1911
+
†Arctognathus breviceps Boonstra 1934
†Arctognathus cookei Broom 1948
†Arctognathus curvimola Owen 1876
+
Invalid names: Lycaenodontoides bathyrhinus Haughton 1929 [synonym], Lycaenops pricei Broom and Robinson 1948 [synonym]
†Arctognathus nasuta Huene 1950
Invalid names: Lycaenodontoides Haughton 1929 [synonym]
G. †Arctops Watson 1914
+
†Arctops kitchingi Sigogneau 1970
†Arctops watsoni Brink and Kitching 1953
†Arctops willistoni Watson 1914
G. †Cyonosaurus Olson 1937
+
†Cyonosaurus kitchingi Broom 1948
+
Invalid names: Alopecorhynchus rubidgei Brink and Kitching 1953 [synonym]
†Cyonosaurus rubidgei Broom 1947
Invalid names: Alopecorhynchus Brink and Kitching 1953 [synonym], Cyniscopoides broomi Brink and Kitching 1953 [nomen dubium], Nanogorgon Broom and Robinson 1948 [synonym], Nanogorgon gracilis Broom and Robinson 1948 [nomen dubium]
G. †Gorgonops Owen 1876
+
†Gorgonops dixeyi Haughton 1926
†Gorgonops kaiseri Broili and Schroder 1934
†Gorgonops longifrons Haughton 1915
†Gorgonops torvus Owen 1876
†Gorgonops whaitsi Broom 1912
Invalid names: Chiwetasaurus Haughton 1926 [synonym], Leptotracheliscops Kuhn 1965 [synonym], Leptotrachelus Watson 1921 [synonym], Pachyrhinos Broili and Schroder 1934 [synonym], Scymnognathus Broom 1912 [synonym]
G. †Lycaenops Broom 1925
+
†Lycaenops angusticeps Broom 1913
+
Invalid names: Scymnognathus major Olson and Broom 1937 [synonym], Scymnognathus minor Broom 1913 [synonym]
†Lycaenops minor Brink and Kitching 1953
+
Invalid names: Aelurognathus microdon Boonstra 1934 [synonym]
†Lycaenops ornatus Broom 1925
†Lycaenops quadrata Haughton 1926
†Lycaenops sollasi Broili and Schröder 1935
+
Invalid names: Scymnognathus holmesi Broom 1948 [synonym]
†Lycaenops tenuirostris Boonstra 1953
Invalid names: Tangagorgon Boonstra 1953 [synonym]
G. †Scylacops Broom 1913
+
†Scylacops bigendens Brink and Kitching 1953
†Scylacops capensis Broom 1913
Invalid names: Sycocephalus Brink and Kitching 1953 [synonym]
G. †Pravoslavleria
Subfm. †Rubidgeinae Broom 1938
+
G. †Aelurognathus Haughton 1924
+
†Aelurognathus tigriceps Broom and Haughton 1913
+
Invalid names: Gorgonorhinus luckhoffi Broom 1937 [synonym], Gorgonorhinus minor Broom 1948 [synonym], Leontocephalus cadlei Broom 1940 [synonym], Lycaenops alticeps Brink and Kitching 1953 [synonym], Prorubidgea brinki Manten 1959 [synonym], Prorubidgea maccabei Broom 1940 [synonym], Scymnognathus serratidens Haughton 1915 [synonym], Sycosaurus brodiei Broom 1941 [synonym], Tigricephalus kingwilli Broom 1948 [synonym]
Invalid names: Gorgonorhinus Broom 1937 [synonym], Leontocephalus Broom 1940 [synonym], Prorubidgea Broom 1940 [synonym], Tigricephalus Broom 1948 [synonym]
Tr. †Rubidgeini Broom 1938
+
G. †Clelandina Broom 1948
+
Invalid names: Dracocephalus Brink and Kitching 1953 [synonym], Tigrisaurus Broom and George 1950 [synonym]
G. †Dinogorgon Broom 1936
G. †Leontosaurus Broom and George 1950
G. †Rubidgea Broom 1938
+
Invalid names: Broomicephalus Brink and Kitching 1953 [synonym], Titanogorgon Maisch 2002 [synonym]
G. †Ruhuhucerberus Maisch 2002
+
G. †Smilesaurus Broom 1948
+
†Smilesaurus ferox Broom 1948
+
Invalid names: Pardocephalus wallacei Broom 1948 [synonym], Smilesaurus maccabei Broom 1948 [synonym]
Invalid names: Pardocephalus Broom 1948 [synonym]
G. †Sycosaurus Haughton 1924
+
†Sycosaurus laticeps Haughton 1924
†Sycosaurus nowaki Broili and Schröder 1936
+
Invalid names: Leontocephalus intactus Kemp 1969 [synonym], Lycaenops kingoriensis Huene 1950 [synonym]
Invalid names: Cephalicustriodus Parrington 1974 [synonym], Tetraodon Broili and Schröder 1936 [synonym], Tetraodontonius Kuhn 1961 [synonym]
Invalid names: Aelurognathus nyasaensis Haughton 1926 [nomen dubium], Broomicephalinae Tatarinov 1974 [synonym], Sycosaurinae Tatarinov 1974 [synonym]
Subfm. †Scylacopinae Watson and Romer 1956
+
G. †Sauroctonus Bystrow 1955
+
†Sauroctonus parringtoni Huene 1950
†Sauroctonus progressus Hartmann-Weinberg 1938
Invalid names: Arctognathus whaitsi Haughton 1924 [nomen dubium], Arctosuchus Broom 1911 [nomen dubium], Asthenognathus Broom 1915 [nomen dubium], Delphaciognathus Broom 1932 [nomen dubium], Delphaciognathus paucidens Broom 1915 [nomen dubium], Genovum Huene 1950 [nomen dubium], Genovum broilii Huene 1950 [nomen dubium], Inostranceviinae Sigogneau-Russell 1989 [empty], Lycosaurus tigrinus Owen 1876 [nomen dubium], Rubidginae Sigogneau 1970 [empty], Scymnognathus parvus Broom 1915 [nomen dubium]
Infraor. †Ictidorhinida Ivakhnenko 2003
+
Fm. †Ictidorhinidae Broom 1932
+
G. †Biarmosuchoides Tverdokhlebova and Ivakhnenko 1994
+
†Biarmosuchoides romanovi Tverdokhlebova and Ivakhnenko 1994
G. †Pseudhipposaurus Boonstra 1952
Invalid names: Broomisaurus planiceps Broom 1913 [nomen dubium], Cynarioides gracilis Broom 1930 [nomen dubium], Cyniscodon Broom 1905 [nomen dubium], Cyniscodon lydekkeri Broom 1905 [nomen dubium], Cynodraco Owen 1876 [nomen dubium], Cynodraco major Owen 1876 [nomen dubium], Cynodraco serridens Owen [nomen dubium], Galesuchidae Watson and Romer 1956 [empty], Hipposaurus kitchingi Broom 1948 [nomen dubium], Scylacognathus major Broom 1935 [nomen dubium], Watongiidae Sigogneau-Russell 1989 [empty]
G. †Stathmodon Hennig 1922
Or. †Therocephalia Broom 1903
+
Fm. †Alopecodontidae Broom 1932
+
G. †Alopecodon Broom 1908
+
†Alopecodon goeriachensis Toula 1884
†Alopecodon priscus Broom
+
Invalid names: Alopecodon minor Broom 1925 [synonym], Alopecodon rugosus Broom [synonym]
Unr. †Eutherocephalia Hopson and Barghusen 1986
+
Fm. †Akidnognathidae Nopcsa 1923
+
G. †Moschorhinus Broom 1920
+
†Moschorhinus kitchingi Broom 1920
+
Invalid names: Moschorhinus esterhuyseni Broom 1940 [synonym], Moschorhinus minor Broom 1936 [synonym], Moschorhinus natalensis Brink 1958 [synonym], Moschorhinus warreni Broom 1907 [synonym]
Invalid names: Cerdops Broom 1948 [synonym], Cerdops burgheri Broom 1948 [nomen dubium]
G. †Olivierosuchus Kammerer and Sidor 2002
+
†Olivierosuchus parringtoni Brink 1965
Invalid names: Olivieria Brink 1965 [replaced]
Superfm. †Baurioidea Broom 1911
+
Unr. †Bauriamorpha Watson
+
Fm. †Bauriidae Watson 1911
Fm. †Ericiolacertidae Watson and Romer 1956
Fm. †Nothogomphodontidae Tatarinov 1974
G. †Notictoides Sidor et al. 2022
Fm. †Ordosidae Hou 1979
Fm. †Ictidosuchidae Broom 1903
+
G. †Ictidosuchus Broom 1900
G. †Nanictidops Broom 1940
G. †Scalopodontes Tatarinov 2000
Fm. †Lycideopidae Broom 1931
+
G. †Choerosaurus Haughton 1929
G. †Lycideops Broom 1931
G. †Tetracynodon Broom and Robinson 1948
Invalid names: Ictidosuchopsidae Hopson and Barghausen 1986 [empty], Pedaeosaurus Colbert and Kitching 1981 [nomen dubium], Rhigosaurus Colbert and Kitching 1981 [nomen dubium], Silphedosuchidae Battail 1991 [empty]
Fm. †Chthonosauridae Tatarinov 1974
+
Subor. †Scaloposaurida Haughton 1924
+
Superfm. †Lycideopoidea Broom 1931
+
Fm. †Annatherapsididae Kuhn 1963
Fm. †Scaloposauridae Broom 1914
Superfm. †Moschorhinoidea Brink 1954
+
Fm. †Moschorhinidae Brink 1958
Invalid names: Moschowhaitsiidae Tatarinov 1963 [empty]
Superfm. †Nanictidopoidea Watson and Romer 1956
+
Fm. †Hofmeyriidae
Fm. †Nanictidopidae Watson and Romer 1956
Invalid names: Ictidosuchoidea Brink 1965 [empty], Nothogomphodontoidea Tatarinov 1974 [empty], Scalopognathoidea Tatarinov 1974 [empty], Scaloposauroidea Haughton 1924 [empty]
Superfm. †Whaitsioidea Haughton 1918
+
Fm. †Whaitsiidae Haughton 1918
+
G. †Ictidochampsa Broom 1948
G. †Megawhaitsia Ivakhnenko 2008
G. †Microwhaitsia Huttenlocker and Smith 2017
G. †Theriognathus Owen 1876
+
Invalid names: Alopecopsis Broom 1920 [synonym], Hyenosaurus Broom 1935 [synonym], Whaitsia Haughton 1918 [synonym]
G. †Viatkosuchus Tatarinov 1995
Invalid names: Moschowhaitsiinae Tatarinov 1963 [empty]
G. †Gorynychus Kammerer and Masyutin 2018
+
†Gorynychus masyutinae Kammerer and Masyutin 2018
†Gorynychus sundyrensis Suchkova and Golubev 2019
G. †Ictidognathus Broom 1911
+
†Ictidognathus hemburyi Broom 1912
†Ictidognathus parvidens Broom 1911
Subor. †Lycosuchida Ivakhnenko 2011
+
Superfm. †Lycosuchoidea Nopcsa 1923
+
Fm. †Lycosuchidae Haughton and Brink 1954
+
G. †Hyaenasuchus Broom 1908
G. †Lycosuchus Broom 1903
G. †Porosteognathus Vjuschkov 1952
G. †Trochorhinus Broom 1936
G. †Trochosaurus Broom 1913
Fm. †Pristerognathidae Broom 1908
+
G. †Alopecognathus Broom 1915
+
†Alopecognathus angusticeps Broom 1915
†Alopecognathus megalops Broom 1937
Subfm. †Pristerognathinae Boonstra 1969
+
G. †Cynariognathus Broom 1931
+
†Cynariognathus gallowayi Broom 1936
†Cynariognathus paucioridens Boonstra 1954
†Cynariognathus platyrhinus Broom 1912
†Cynariognathus seeleyi Broili and Schröder 1936
G. †Pristerognathoides Boonstra 1954
+
†Pristerognathoides minor Haughton 1918
+
Invalid names: Alopecognathus minor Haughton 1918 [replaced]
†Pristerognathoides parvus Boonstra 1954
†Pristerognathoides roggeveldensis Boonstra 1953
†Pristerognathoides vanwyki Broom 1925
Invalid names: Maraisaurus Boonstra 1953 [synonym]
G. †Pristerognathus Seeley 1895
+
†Pristerognathus peyeri Broili and Schröder 1936
†Pristerognathus platyrhinus Broom 1912
†Pristerognathus vanderbyli Broom 1936
Invalid names: Hyorhynchus platyceps Seeley 1889 [nomen dubium], Pristerognathus baini Broom 1904 [nomen dubium], Pristerognathus polyodon Broom [nomen dubium]
Subfm. †Scymnosaurinae Boonstra 1968
+
G. †Scymnosaurus Broom 1903
+
†Scymnosaurus ferox Broom 1903
†Scymnosaurus major Boonstra 1954
†Scymnosaurus watsoni Broom 1915
Subor. †Scylacosaurida Ivakhnenko 2011
+
Fm. †Scylacosuchidae Ivakhnenko 2011
+
Invalid names: Alopecopsidae Haughton 1924 [empty], Arnognathus Broom 1907 [invalid subgroup], Arnognathus parvidens Broom 1907 [invalid subgroup], Euchambersiidae Boonstra 1934 [empty], Pristerosauria Hopson and Barghausen 1986 [empty], Regisauridae Hopson and Barghausen 1986 [empty], Simorhinellidae Mendrez 1975 [empty]
G. †Tricuspes von Huene 1933
+
†Tricuspes sigogneauae Hahn 1994
†Tricuspes tapeinodon Godefroit and Battail 1997
†Tricuspes tuebingensis Huene 1933
Subor. †Tritylodontia Olson 1966
+
Invalid names: Mucrotherium Huene 1933 [nomen dubium], Uniserium Huene 1933 [nomen dubium]
Invalid names: Novocynodon kutorgai Ivakhnenko 2012 [nomen dubium], Rubidginia Huene 1954 [empty]
Diagnosis
No diagnoses are available