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Paenungulata
Taxonomy
Paenungulata was named by Simpson (1945). It is extant.
It was assigned to Taxeopoda by Archibald (1998); to Pseudoungulata by Waddell et al. (1999) and Seiffert (2007); to Placentalia by Gheerbrant (2009); to Afrotheria by Waddell et al. (2001), Asher and Helgen (2010) and Barrow et al. (2010); and to Paenungulatomorpha by Gheerbrant et al. (2016).
It was assigned to Taxeopoda by Archibald (1998); to Pseudoungulata by Waddell et al. (1999) and Seiffert (2007); to Placentalia by Gheerbrant (2009); to Afrotheria by Waddell et al. (2001), Asher and Helgen (2010) and Barrow et al. (2010); and to Paenungulatomorpha by Gheerbrant et al. (2016).
Subtaxa
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1945 | Paenungulata Simpson |
| 1998 | Paenungulata Archibald |
| 1999 | Paenungulata Waddell et al. p. cover |
| 2001 | Paenungulata Waddell et al. p. 148 |
| 2005 | Uranotheria Shoshani and Tassy p. 9 figs. Table 2 |
| 2007 | Paenungulata Seiffert |
| 2009 | Paenungulata Gheerbrant p. 10717 |
| 2010 | Paenungulata Asher and Helgen p. 3 |
| 2010 | Paenungulata Barrow et al. p. 215 |
| 2016 | Paenungulata Gheerbrant et al. |
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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. Paenungulata Simpson 1945
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Or. Hyracoidea Huxley 1869 [hyrax]
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Fm. †Pliohyracidae Matsumoto 1926
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Subfm. †Geniohyinae Matsumoto 1926
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G. †Brachyhyrax Pickford 2004
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†Brachyhyrax aequatorialis Pickford 2004
†Brachyhyrax oligocenus Rasmussen and Gutierrez 2009
G. †Geniohyus Andrews 1904
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†Geniohyus diphycus Matsumoto 1926
†Geniohyus gigas Matsumoto 1926
†Geniohyus magnus Andrews 1904
†Geniohyus micrognathus Schlosser 1911
†Geniohyus mirus Andrews 1904
†Geniohyus subgigas Matsumoto 1926
G. †Hengduanshanhyrax Cheng 2003
G. †Kvabebihyrax Gabunia and Vekua 1966
G. †Megalohyrax Andrews 1903
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†Megalohyrax eocaenus Andrews 1903
†Megalohyrax gevini Sudre 1979
†Megalohyrax major Andrews 1904
†Megalohyrax minor Andrews 1904
Invalid names: Mixohyrax Schlosser 1910 [synonym]
G. †Meroehyrax Whitworth 1954
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†Meroehyrax bateae Whitworth 1954
†Meroehyrax kyongoi Rasmussen and Gutierrez 2009
G. †Parapliohyrax Lavocat 1961
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†Parapliohyrax mirabilis Lavocat 1961
†Parapliohyrax ngororaensis Pickford and Fisher 1987
G. †Pliohyrax Osborn 1899
G. †Postschizotherium von Koenigswald 1932
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†Postschizotherium chardini Koenigswald 1932
†Postschizotherium intermedium Koenigswald 1966
†Postschizotherium licenti Koenigswald 1966
†Postschizotherium tibetensis Zong 1996
Subfm. Saghatheriinae Andrews 1906
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G. †Bunohyrax Schlosser 1910
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†Bunohyrax affinis Matsumoto 1926
†Bunohyrax fajumensis Andrews 1904
†Bunohyrax major Andrews 1904
†Bunohyrax matsumatoi Tabuce et al. 2000
†Bunohyrax matusmotoi Tabuce 2000
G. †Saghatherium Andrews and Beadnell 1902
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†Saghatherium annectens Matsumoto 1926
†Saghatherium antiquum Andrews and Beadnell 1902
†Saghatherium bowni Rasmussen and Simons 1991
†Saghatherium euryodon Matsumoto 1926
†Saghatherium humarum Rasmussen and Simons 1988
†Saghatherium macrodon Matsumoto 1926
†Saghatherium magnum Andrews 1904
†Saghatherium majus Andrews 1906
†Saghatherium minus Andrews and Beadnell 1902
†Saghatherium sobrina Matsumoto 1926
G. †Thyrohyrax Meyer 1973
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†Thyrohyrax domorictus Meyer 1973
†Thyrohyrax kenyaensis Rasmussen and Gutierrez 2009
†Thyrohyrax libycus Coster et al. 2015
†Thyrohyrax litholagus Rasmussen and Simons 1991
†Thyrohyrax meyeri Rasmussen and Simons 1991
†Thyrohyrax microdon Rasmussen and Gutierrez 2009
†Thyrohyrax pygmaeus Matsumoto 1921
G. †Sogdohyrax Dubrovo 1978
Fm. Procaviidae Thomas 1892 [hyrax]
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G. Dendrohyrax Gray 1868 [tree hyrax]
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Dendrohyrax arboreus Smith 1827 [southern tree hyrax]
†Dendrohyrax samueli Pickford 2005
Procavia (Dendrohyrax) crawshayi Thomas 1900
G. Heterohyrax Gray 1868 [rock hyrax]
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†Heterohyrax auricampensis Rasmussen et al. 1996
Heterohyrax brucei Gray 1868 [rock hyrax]
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Invalid names: Dendrohyrax (Heterohyrax) blainvillii Gray 1868 [synonym], Procavia pumila Thomas 1901 [synonym]
G. Procavia Storr 1780 [Cape hyrax]
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†Procavia antiqua Broom 1934
Procavia capensis Pallas 1766 [Cape hyrax]
Procavia capensis johnstoni Thomas 1894
†Procavia obermeyerae Broom 1937
†Procavia pliocenica Pickford 2005
†Procavia robertsi Broom and Schepers 1946
†Procavia transvaalensis Shaw 1937
Invalid names: Euhyrax Gray 1868 [synonym], Hyrax Herman 1783 [synonym]
Invalid names: Hyracidae Gray 1821 [synonym]
Fm. †Titanohyracidae Matsumoto 1926
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G. †Titanohyrax Matsumoto 1922
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†Titanohyrax andrewsi Matsumoto 1922
†Titanohyrax angustidens Rasmussen and Simons 1988
†Titanohyrax mongereaui Sudre 1979
†Titanohyrax schlosseri Matsumoto 1921
†Titanohyrax tantulus Court and Hartenberger 1992
†Titanohyrax ultimus Matsumoto 1922
Invalid names: Titanohyrax palaeotherioides Schlosser 1911 [nomen nudum]
Invalid names: Procaviamorpha Whitworth 1954 [empty], Pseudhippomorpha Whitworth 1954 [empty]
Unr. †Sudamericungulata Avilla and Mothé 2021
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Or. †Astrapotheria Lydekker 1894
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Fm. †Astrapotheriidae Ameghino 1887
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G. †Astrapodon Ameghino 1891
G. †Astraponotus Ameghino 1901
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†Astraponotus assymmetrus Ameghino 1901
†Astraponotus dicksoni Roth 1904
†Astraponotus dilatatus Roth 1904
†Astraponotus holdichi Roth 1904
†Astraponotus thompsoni Roth 1904
Invalid names: Megalophodon Roth 1903 [synonym], Notamynus Roth 1903 [synonym]
G. †Astrapothericulus Ameghino 1902
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†Astrapothericulus emarginatus Ameghino 1904
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Invalid names: Astrapothericulus peninsulatus Ameghino 1904 [synonym]
†Astrapothericulus iheringi Ameghino 1899
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Invalid names: Astrapothericulus hebetatus Ameghino 1891 [synonym]
G. †Astrapotherium Burmeister 1879
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†Astrapotherium christi Stehlin 1928
†Astrapotherium guillei Kramarz et al. 2019
†Astrapotherium magnum Owen 1853
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Invalid names: Astrapodon carinatus Ameghino 1891 [synonym], Astrapotherium angustidens Mercerat 1891 [synonym], Astrapotherium burmeisteri Mercerat 1891 [synonym], Astrapotherium columnatum Ameghino 1891 [synonym], Astrapotherium gaudryi Mercerat 1891 [synonym], Astrapotherium karaikense Ameghino 1904 [synonym], Astrapotherium marshi Mercerat 1891 [synonym], Astrapotherium nanum Ameghino 1891 [synonym], Astrapotherium patagonicum Burmeister 1879 [synonym], Listriotherium filholi Mercerat 1891 [synonym], Xylotherium mirabile Mercerat 1891 [synonym]
†Astrapotherium ruderarium Ameghino 1902
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Invalid names: Astrapothericulus laevisculus Ameghino 1902 [synonym], Astrapothericulus minusculus Ameghino 1902 [synonym], Astrapotherium triangulidens Ameghino 1902 [synonym], Parastrapotherium paucum Ameghino 1902 [synonym], Prochalicotherium patagonicum Ameghino 1902 [synonym]
Invalid names: Astrapotherium hespernium Cabrera 1940 [nomen vanum], Listriotherium Mercerat 1891 [synonym], Mesembriotherium Moreno 1882 [synonym], Xylotherium Mercerat 1891 [synonym]
G. †Parastrapotherium Ameghino 1895
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†Parastrapotherium crassum Ameghino 1902
†Parastrapotherium ephebicum Ameghino 1889
†Parastrapotherium herculeum Ameghino 1899
†Parastrapotherium holmbergi Ameghino 1894
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Invalid names: Helicolophodon giganteus Roth 1904 [synonym], Loxocoelus obturtus Ameghino 1901 [synonym], Parastrapotherium lemoinei Ameghino 1894 [synonym], Parastrapotherium trouessarti Ameghino 1894 [synonym], Traspoatherium convexidens Ameghino 1894 [synonym]
†Parastrapotherium martiale Ameghino 1901
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Invalid names: Parastrapotherium insuperabile Ameghino 1901 [synonym], Parastrapotherium superabile Ameghino 1901 [synonym]
†Parastrapotherium symmetrum Ameghino 1902
†Parastrapotherium variabile Ameghino 1901
†Parastrapotherium voghti Mercerat 1891
Invalid names: Helicolophodon Roth 1903 [synonym], Loxocoelus [synonym], Traspoatherium [synonym]
G. †Tonorhinus Ameghino 1904
Subfm. †Uruguaytheriinae Kraglievich 1928
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G. †Granastrapotherium Johnson 1984
G. †Hilarcotherium Vallejo-Pareja et al. 2015
G. †Uruguaytherium Kraglievich 1928
G. †Xenastrapotherium Kraglievich 1928
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Invalid names: Synastrapotherium Paula Couto 1976 [synonym]
Invalid names: Astrapotheriinae Soria and Alvarenga 1989 [empty]
Fm. †Eoastrapostylopidae Soria and Powell 1981
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Fm. †Trigonostylopidae Ameghino 1901
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G. †Albertogaudrya Ameghino 1901
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†Albertogaudrya carahuasensis Carbajal et al. 1977
†Albertogaudrya robusta Roth 1904
†Albertogaudrya unica Ameghino 1901
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Invalid names: Albertogaudrya oxygona Ameghino 1904 [synonym], Albertogaudrya regia Ameghino 1902 [synonym], Albertogaudrya separata Ameghino 1904 [synonym], Albertogaudrya tersa Ameghino 1902 [synonym], Scabellia cyclogona Ameghino 1904 [synonym], Scabellia laticincta Ameghino 1901 [synonym]
Invalid names: Scabellia Ameghino 1901 [synonym]
G. †Albertogaudryia
G. †Trigonostylops Ameghino 1897
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†Trigonostylops wortmani Ameghino 1897
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Invalid names: Trigonostylops columnifer Ameghino 1904 [synonym], Trigonostylops coryphodontoides Ameghino 1904 [synonym], Trigonostylops eximius Ameghino 1901 [synonym], Trigonostylops germinalis Ameghino 1904 [synonym], Trigonostylops hemicyclus Ameghino 1901 [synonym], Trigonostylops insumptus Ameghino 1901 [synonym], Trigonostylops integer Ameghino 1901 [synonym], Trigonostylops minimus Ameghino 1901 [synonym], Trigonostylops scabellum Ameghino 1901 [synonym], Trigonostylops secundarius Ameghino 1901 [synonym], Trigonostylops subtrigonus Ameghino 1901 [synonym], Trigonostylops trigonus Ameghino 1901 [synonym]
Invalid names: Chiodon Berg 1899 [synonym], Staurodon Roth 1899 [synonym], Trigonostylops gegenbauri Roth 1899 [nomen dubium]
Invalid names: Hedralophus Ameghino 1901 [nomen dubium], Hedralophus bicostatus Ameghino 1901 [nomen dubium], Seudenius Simpson 1935 [nomen dubium], Seudenius cteronc Simpson 1935 [nomen dubium], Shecenia Simpson 1935 [nomen dubium], Shecenia ctirneru Simpson 1935 [nomen dubium], Staurodon supernus Roth 1899 [nomen dubium], Trigonostylops duplex Ameghino 1901 [nomen dubium]
Invalid names: Astrapotheroidea Ameghino 1894 [synonym], Blastoconus Roth 1903 [nomen dubium], Blastoconus robertsoni Roth 1904 [nomen dubium], Grypolophodon Roth 1903 [nomen vanum], Grypolophodon morenoi Roth 1904 [nomen vanum], Grypolophodon tuberculosis Roth 1904 [nomen vanum], Notorhinus Roth 1903 [nomen vanum], Notorhinus haroldi Roth 1904 [nomen vanum]
Or. †Notoungulata Roth 1903 [notoungulate]
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G. †Acoelodus Ameghino 1897
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†Acoelodus debilitatus Ameghino 1901
†Acoelodus oppositus Ameghino 1897
†Acoelodus proclivus Ameghino 1902
†Acoelodus terminalis Ameghino 1902
Fm. †Archaeopithecidae Ameghino 1897
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G. †Acropithecus Ameghino 1904
G. †Archaeopithecus Ameghino 1897
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†Archaeopithecus rogeri Ameghino 1897
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Invalid names: Acropithecus tersus Ameghino 1904 [synonym], Adpithecus plenus Ameghino 1902 [synonym], Archaeopithecus alternans Ameghino 1901 [synonym], Archaeopithecus rigidus Ameghino 1901 [synonym], Notopithecus fossulatus Ameghino 1897 [synonym]
Subor. †Entelonychia
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Fm. †Homalodontotheridae Ameghino 1889
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G. †Diorotherium Ameghino 1891
G. †Homalodontotherium Huxley 1870
G. †Prochalicotherium Ameghino 1902
G. †Eudiastatus Ameghino 1891
G. †Eurystephanodon Roth 1903
Subor. †Hegetotheria Simpson 1945
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G. †Eohegetotherium Ameghino 1901
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Invalid names: Eohegetotherium priscum Ameghino 1901 [nomen vanum]
Fm. †Henricosborniidae Ameghino 1901
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G. †Henricosbornia Ameghino 1901
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†Henricosbornia ampla Ameghino 1904
†Henricosbornia lophodonta Ameghino 1901
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Invalid names: Hemistylops paucicuspidatus Ameghino 1904 [synonym], Hemistylops trigonostyloides Ameghino 1904 [synonym], Henricosbornia alouatina Ameghino 1904 [synonym], Henricosbornia subconica Ameghino 1904 [synonym], Henricosbornia waitehor Simpson 1935 [synonym], Microstylops clarus Ameghino 1901 [synonym], Microstylops monoconus Ameghino 1904 [synonym], Pantostylops completus Ameghino 1902 [synonym], Pantostylops incompletus Ameghino 1901 [synonym], Pantostylops typus Ameghino 1901 [synonym], Peripantostylops orehor Simpson 1935 [synonym], Polystylops progrediens Ameghino 1904 [synonym], Prohyracotherium matutinum Ameghino 1902 [synonym], Prohyracotherium patagonicum Ameghino 1902 [synonym], Selenoconus centralis Ameghino 1901 [synonym], Selenoconus senex Ameghino 1901 [synonym], Selenoconus spiculatus Ameghino 1902 [synonym]
†Henricosbornia minuta Roth 1904
Invalid names: Hemistylops Ameghino 1904 [synonym], Microstylops Ameghino 1901 [synonym], Monolophodon Roth 1903 [synonym], Pantostylops Ameghino 1901 [synonym], Polystylops Ameghino 1904 [synonym], Prohyracotherium Ameghino 1902 [synonym], Selenoconus Ameghino 1901 [synonym]
G. †Othnielmarshia Ameghino 1901
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†Othnielmarshia curvicrista Ameghino 1901
†Othnielmarshia lacunifera Ameghino 1901
†Othnielmarshia reflexa Ameghino 1901
Invalid names: Postpithecus Ameghino 1901 [synonym]
G. †Peripantostylops Ameghino 1904
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G. †Simpsonotus Pascual et al. 1978
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†Simpsonotus major Pascual et al. 1978
†Simpsonotus praecursor Pascual et al. 1978
Invalid names: Pantostylopidae Ameghino 1901 [synonym], Selenoconidae Ameghino 1902 [synonym]
Subor. †Notioprogonia Simpson 1934
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Unr. †Notopithecidae Ameghino 1897
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G. †Antepithecus Ameghino 1901
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†Antepithecus brachystephanus Ameghino 1901
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Invalid names: Adpithecus reduncus Ameghino 1902 [synonym], Antepithecus interrasus Ameghino 1904 [synonym], Gonopithecus trigonodontoides Ameghino 1904 [synonym], Infrapithecus cinctus Ameghino 1901 [synonym], Pseudadiantus imperfectus Ameghino 1901 [synonym], Pseudadiantus secans Ameghino 1901 [synonym]
Invalid names: Infrapithecus Ameghino 1901 [synonym], Patriarchippus Ameghino 1904 [synonym], Pseudadiantus Ameghino 1901 [synonym]
G. †Guilielmoscottia Ameghino 1901
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†Guilielmoscottia plicifera Ameghino 1901
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Invalid names: Notopithecus amplidens Ameghino 1901 [synonym]
G. †Notopithecus Ameghino 1897
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†Notopithecus adapinus Ameghino 1897
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Invalid names: Adpithecus secans Ameghino 1901 [synonym], Adpithecus subtenuis Ameghino 1902 [synonym], Antepithecus gradatus Ameghino 1904 [synonym], Epipithecus confluens Ameghino 1904 [synonym], Infrapithecus diversus Ameghino 1902 [synonym]
Invalid names: Adpithecus Ameghino 1901 [synonym], Epipithecus Ameghino 1904 [synonym], Gonopithecus Ameghino 1904 [synonym]
G. †Transpithecus Ameghino 1901
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†Transpithecus obtentus Ameghino 1901
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Invalid names: Acoelodus connectus Ameghino 1901 [synonym], Patriarchippus annectens Ameghino 1904 [synonym]
Fm. †Notostylopidae Ameghino 1897
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G. †Homalostylops Ameghino 1901
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†Homalostylops parvus Ameghino 1897
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Invalid names: Acrostylops pungiunculus Ameghino 1901 [synonym], Entelostylops incolumis Ameghino 1901 [synonym], Homalostylops rigeo Ameghino 1901 [synonym]
Invalid names: Acrostylops Ameghino 1901 [synonym]
G. †Notostylops Ameghino 1897
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†Notostylops appressus Ameghino 1902
†Notostylops murinus Ameghino 1897
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Invalid names: Anastylops vallatus Ameghino 1897 [synonym], Dimerostephanos chicoensis Ameghino 1902 [synonym], Entelostylops completus Ameghino 1901 [synonym], Entelostylops tripartitus Ameghino 1901 [synonym], Isostylops fretus Ameghino 1902 [synonym], Notostylops ampullaceus Ameghino 1902 [synonym], Notostylops aspectans Ameghino 1902 [synonym], Notostylops brachycephalus Ameghino 1904 [synonym], Notostylops chicoensis Ameghino 1902 [synonym], Notostylops complexus Ameghino 1901 [synonym], Notostylops escaridus Ameghino 1901 [synonym], Notostylops irregularis Ameghino 1901 [synonym], Notostylops promurinus Ameghino 1904 [synonym], Pliostylops magnificus Ameghino 1901 [synonym]
†Notostylops pendens Ameghino 1901
†Notostylops pigafettai Simpson 1948
Invalid names: Anastylops Ameghino 1897 [synonym], Catastylops Ameghino 1901 [synonym], Catastylops deflexus Ameghino 1904 [nomen vanum], Entelostylops Ameghino 1901 [synonym], Entelostylops cestillus Ameghino 1901 [nomen vanum], Eostylops Ameghino 1901 [synonym], Eostylops diversidens Ameghino 1901 [nomen vanum], Isostylops Ameghino 1902 [synonym], Notostylops bicinctus Ameghino 1897 [nomen vanum], Pliostylops Ameghino 1901 [synonym]
Invalid names: Homalostylops interlissus Ameghino 1901 [nomen vanum]
Fm. †Oldfieldthomasiidae Simpson 1945
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G. †Camargomendesia Paulo Couto 1978
G. †Colbertia Paula Couto 1952
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†Colbertia falui Fernández et al. 2021
†Colbertia lumbrerense Bond 1981
†Colbertia magellanica Price and Paula Couto 1950
G. †Dolichostylodon García López and Powell 2009
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†Dolichostylodon saltensis García López and Powell 2009
G. †Itaboraitherium Paula Couto 1970
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†Itaboraitherium atavum Couto 1954
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Invalid names: Homalostylops atavus Paula Couto 1954 [objective synonym]
G. †Maxschlosseria Ameghino 1901
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†Maxschlosseria praeterita Ameghino 1901
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Invalid names: Maxschlosseria consumata Ameghino 1901 [synonym], Maxschlosseria expansa Ameghino 1902 [synonym], Maxschlosseria minima Ameghino 1897 [objective synonym], Maxschlosseria minuta Ameghino 1901 [objective synonym], Maxschlosseria rusticula Ameghino 1901 [objective synonym], Maxschlosseria septa Ameghino 1901 [objective synonym]
Invalid names: Paracoelodus Ameghino 1904 [synonym]
G. †Oldfieldthomasia Ameghino 1901
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†Oldfieldthomasia anfractuosa Ameghino 1901
†Oldfieldthomasia debilitata Ameghino 1901
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Invalid names: Antepithecus innexus Ameghino 1904 [objective synonym], Oldfieldthomasia cingulata Ameghino 1901 [synonym], Oldfieldthomasia conifera Ameghino 1901 [synonym], Oldfieldthomasia cuneata Ameghino 1901 [synonym], Oldfieldthomasia furcata Ameghino 1901 [synonym], Oldfieldthomasia plicata Ameghino 1904 [synonym], Oldfieldthomasia transversa Ameghino 1901 [synonym]
†Oldfieldthomasia parvidens Ameghino 1901
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Invalid names: Oldfieldthomasia pulchella Ameghino 1901 [synonym]
G. †Paginula Ameghino 1901
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Invalid names: Acoelodidae Ameghino 1901 [synonym]
Subor. †Toxodontia Ameghino 1887
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Unr. †Eutoxodontia Martínez et al. 2020
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G. †Argyrohippus Ameghino 1902
G. †Eomorphippus Ameghino 1901
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Invalid names: Eurystomus Roth 1902 [synonym], Pleurystomus Ameghino 1902 [synonym], Pseudostylops Ameghino 1901 [synonym]
Fm. †Leontiniidae Ameghino 1894
G. †Mendozahippus Cerdeño and Vera 2010
G. †Moqueguahippus Shockey et al. 2006
G. †Morphippus Ameghino 1897
G. †Notohippus Ameghino 1891
G. †Pascualihippus Shockey 1997
G. †Patagonhippus López et al. 2010
G. †Rosendo Wyss et al. 2018
G. †Teushentherium Martínez et al. 2020
Fm. †Toxodontidae Ameghino 1889
Fm. †Haplodontheriidae Ameghino 1907
+
G. †Abothrodon Paula Couto 1944
G. †Ceratoxodon Ameghino 1907
G. †Mesotoxodon Paula Couto 1982
G. †Neotrigodon Spillmann 1949
G. †Plesioxotodon Roth 1902
G. †Stereotoxodon Ameghino 1904
G. †Toxodontherium Ameghino 1883
G. †Trigodon Ameghino 1882
G. †Trigodonops Kraglievich 1930
Fm. †Homalodotheriidae Gregory 1910
+
G. †Asmodeus Ameghino 1894
G. †Asmodus
Subfm. †Chasicotheriinae Cabrera and Kraglievich 1931
G. †Homalodotherium Huxley 1870
G. †Trigonolophodon Roth 1903
Fm. †Isotemnidae Ameghino 1897
+
G. †Calodontotherium Roth 1903
G. †Coelostylodon Simpson 1970
G. †Isotemnus Ameghino 1897
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Invalid names: Amphitemnus Ameghino 1904 [synonym], Dimerostephanos Ameghino 1902 [synonym], Eochalicotherium Ameghino 1901 [synonym], Lelfunia Roth 1902 [synonym], Prostylops Ameghino 1897 [synonym]
G. †Lophocoelus Ameghino 1904
G. †Pampatemnus Vucetich and Bond 1982
G. †Pelurocoelodon
G. †Pleurocoelodon Ameghino 1894
G. †Pleurostylodon Ameghino 1897
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Invalid names: Anchistrum Ameghino 1901 [synonym], Coelostylops Ameghino 1901 [synonym], Dialophus Ameghino 1901 [synonym], Parastylops Ameghino 1897 [synonym], Paratemnus Ameghino 1904 [synonym], Porotemnus Ameghino 1902 [synonym], Tychostylops Ameghino 1901 [synonym]
G. †Thomashuxleya Ameghino 1901
G. †Trimerostephanos Ameghino 1895
Invalid names: Colhuapia Roth 1902 [nomen dubium], Colhuapia rosei Roth 1902 [nomen dubium], Colhuelia Roth 1902 [nomen dubium], Eurystephanodon crassatus Roth 1903 [nomen dubium], Interhippus deflexus Ameghino 1902 [nomen dubium], Lafkenia Roth 1902 [nomen dubium], Lafkenia schmidti Roth 1902 [nomen dubium], Lafkenia sulcifera Roth 1902 [nomen dubium], Pehuenia magna Roth 1904 [nomen dubium], Thomashuxleya principialis Ameghino 1902 [nomen dubium], Trigonolophodon modicus Roth 1904 [nomen dubium]
G. †Nesotherium Mercerat 1891
G. †Noaditherium Ameghino 1907
G. †Periphragnis Roth 1899
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†Periphragnis circunflexus Ameghino 1901
†Periphragnis exauctus Ameghino 1902
†Periphragnis harmeri Roth 1899
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Invalid names: Asmodeus armatus Ameghino 1901 [synonym], Calodontotherium varietatum Roth 1904 [synonym], Eurystephanodon cattanii Roth 1904 [synonym], Lemudeus angustidens Roth 1904 [synonym], Tehuelia regia Roth 1902 [synonym], Thomashuxleya rankei Roth 1902 [synonym]
†Periphragnis vicentei Bradham et al. 2015
Invalid names: Coelodontotherium Roth 1903 [synonym], Lemudeus Roth 1903 [synonym], Proasmodeus Ameghino 1902 [synonym], Tehuelia Roth 1902 [synonym]
Fm. †Xotodontidae Ameghino 1889
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Invalid names: Atryptheridae Ameghino 1889 [empty], Lithops praevius Ameghino 1887 [nomen dubium], Notohippidae Ameghino 1894 [invalid subgroup], Pachyrucidae Lydekker 1894 [empty], Protoxodontidae Ameghino 1889 [empty], Rhadinotherium limitatum Mercerat 1891 [nomen dubium], Tembotheridae Moreno 1882 [empty]
Subor. †Typotheria Zittel 1892
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G. †Griphotherion García López and Powell 2011
+
†Griphotherion peiranoi García López and Powell 2011
Unr. †Hegetotheriidae Ameghino 1894
+
G. †Getohetherium Ameghino 1904
Unr. †Hegetotheriinae Ameghino 1894
G. †Hegetotheriopsis Kramarz and Paz 2013
Unr. †Pachyrukhinae Kraglievich 1934
G. †Paedsotherium Burmeister 1888
G. †Pseudohegetotherium Cabrera and Kraglievich 1931
G. †Selatherium Ameghino 1894
Invalid names: Propachyrucos aequilatus Ameghino 1901 [nomen dubium], Propachyrucos crassus Ameghino 1897 [nomen dubium], Propachyrucos robustus Roth 1898 [nomen dubium]
Fm. †Interatheriidae Ameghino 1887
+
G. †Antofagastia García López and Babot 2015
G. †Argyrohyrax Ameghino 1897
+
Invalid names: Notohyrax Ameghino 1901 [synonym], Plagiarthrus Ameghino 1896 [synonym]
G. †Fiandraia Roselli 1976
G. †Ignigena Hitz et al. 2006
Subfm. †Interatheriinae Simpson 1945
G. †Interatherium Ameghino 1887
+
Invalid names: Icochilus Ameghino 1889 [objective synonym], Tembotherium Moreno 1882 [synonym]
G. †Johnbell Hitz et al. 2006
G. †Miocochilius Stirton 1953
G. †Nesciotherium Roth 1898
G. †Patriarchus Ameghino 1889
G. †Plagiarthus
G. †Progaleopithecus Ameghino 1904
G. †Protypotherium Ameghino 1882
+
Invalid names: Epipatriarchus Ameghino 1904 [synonym], Toxodontophanus Moreno 1882 [synonym]
G. †Punapithecus López and Bond 1995
Fm. †Mesotheriidae Alston 1876
+
Subfm. †Mesotheriinae Alston 1876
G. †Trachytherus Ameghino 1889
+
Invalid names: Ameghinotherium Podestá 1899 [synonym], Anatrachytherus Reguero and Castro 2004 [synonym], Eutrachytherus Ameghino 1897 [objective synonym], Isoproedrium Ameghino 1904 [synonym], Proedium Ameghino 1895 [synonym]
Invalid names: Trachytheriinae Ameghino 1889 [empty]
Fm. †Protypotheriidae
+
G. †Archaeophylus Ameghino 1897
G. †Caenophilus Ameghino 1904
G. †Phanophilus Ameghino 1904
Fm. †Typotheriidae
+
G. †Entelomorphus Ameghino 1889
G. †Trachytypotherium Ameghino 1904
G. †Xenotherium Ameghino 1904
Invalid names: Eutrachytheriidae Ameghino 1897 [empty]
Invalid names: Albertogaudryidae Ameghino 1901 [empty], Archaeotypotherium transitum Roth 1904 [nomen vanum], Brandmayria Cabrera 1935 [nomen dubium], Carolodarwinia Ameghino 1901 [nomen dubium], Carolodarwinia pyramidentata Ameghino 1901 [nomen dubium], Claenodon patagonicus Ameghino 1904 [nomen dubium], Degonia sympathica Roth 1902 [nomen dubium], Edvardocopeia Ameghino 1901 [nomen dubium], Edvardocopeia sinuosa Ameghino 1901 [nomen dubium], Epitypotherium cancellatum Ameghino 1904 [nomen dubium], Homalodotheria [empty], Isotypotherium Ameghino 1904 [nomen dubium], Lophiodonticulus Ameghino 1902 [nomen dubium], Lophiodonticulus patagonicus Ameghino 1902 [nomen dubium], Lophiodonticulus retroversus Ameghino 1902 [nomen dubium], Notopithecus summus Ameghino 1897 [nomen dubium], Orthogenium ameghinoi Roth 1902 [nomen vanum], Ortholophodon Roth 1902 [nomen dubium], Pleurystylops Ameghino 1901 [nomen dubium], Pleurystylops glebosus Ameghino 1901 [nomen dubium], Procolpodon Ameghino 1904 [nomen dubium], Procolpodon foratus Ameghino 1904 [nomen dubium], Pyramidon Roth 1902 [nomen dubium], Pyramidon klaatschi Roth 1902 [nomen dubium], Tonostylops Ameghino 1902 [nomen dubium], Tonostylops spissus Ameghino 1902 [nomen dubium], Trimerostephanos ultimus Ameghino 1901 [nomen vanum], Ultrapithecus robustus Roth 1902 [nomen dubium]
Subor. †Pyrotheria Ameghino 1895
+
G. †Carolozittelia Ameghino 1901
+
†Carolozittelia tapiroides Ameghino 1901
Invalid names: Carolozittelia eluta Ameghino 1901 [nomen dubium]
Fm. †Pyrotheridae Ameghino 1894
+
G. †Pyrotherium Ameghino 1888
+
†Pyrotherium giganteum Ameghino 1897
†Pyrotherium macfaddeni Shockey and Anaya-Daza 2004
†Pyrotherium planum Ameghino 1897
†Pyrotherium pluteum Ameghino 1901
†Pyrotherium romerii Ameghino 1888
†Pyrotherium sorondoi Ameghino 1894
Fm. †Pyrotheriidae Ameghino 1889
+
Invalid names: Carolozittelidae Ameghino 1901 [synonym], Colombitheriidae Hoffstetter 1970 [synonym], Promoeritherium Ameghino 1906 [nomen dubium], Promoeritherium australe Ameghino 1906 [nomen dubium]
Or. †Xenungulata Paula Couto 1952
+
Fm. †Carodniidae Paula Couto 1952
+
G. †Carodnia Simpson 1935
+
†Carodnia inexpectans Antoine et al. 2015
†Carodnia vieirai Paula Couto 1952
Invalid names: Ctalecarodnia Simpson 1935 [synonym]
Invalid names: Etayoidae Villarroel 1987 [empty]
Invalid names: Uranotheria [synonym]
Diagnosis
No diagnoses are available