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Tethytheria

Mammalia

Synonymy list
YearName and author
1975Tethytheria McKenna p. 42
1989Tethytheria Prothero and Schoch p. 530
1996Tethytheria Domning p. 378
2001Tethytheria Waddell et al. p. 148
2005Tethytheria Shoshani and Tassy p. 9 figs. Table 2
2006Tethytheria Rose et al. p. 220
2007Tethytheria Seiffert
2010Tethytheria Asher and Helgen p. 3
2010Tethytheria Bajpai et al. p. 42
2016Tethytheria Voss et al. p. 6
2017Tethytheria Voss and Hampe p. 340
2017Tethytheria Voss et al. p. 165
2018Tethytheria Díaz-Berenguer et al. p. 3
2023Tethytheria Voss et al. p. 137

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
Tetrapoda
Reptiliomorpha
Anthracosauria
subclassAmphibiosauriaKuhn 1967
Cotylosauria()
Amniota
subclassSynapsida
RankNameAuthor
Therapsida()
infraorderCynodontia()
Mammaliamorpha
Mammaliaformes
classMammalia
Theriamorpha(Rowe 1993)
Theriiformes()
Trechnotheria
Cladotheria
Zatheria
subclassTribosphenida()
subclassTheria
Eutheria()
Placentalia
AfrotheriaStanhope et al. 1998
Tethytheria
Tethytheria

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. Tethytheria McKenna 1975
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Fm. †Arsinoitheriidae Andrews 1904
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Subfm. †Arsinoitheriinae Sen and Heintz 1979
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G. †Arsinoitherium Beadnell 1902
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Arsinoitherium giganteum Sanders et al. 2004
Arsinoitherium zitelli Beadnell 1902
Arsinoitherium zitteli Beadnell 1902
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Invalid names: Arsinoitherium andrewsi Lankester 1903 [synonym]
Subfm. †Palaeoamasiinae Sen and Heintz 1979
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G. †Crivadiatherium Radulesco et al. 1976
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Crivadiatherium iliescui Radulesco and Sudre 1985
Crivadiatherium mackennai Radulesco et al. 1976
G. Hypsamasia Maas et al. 1998
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Hypsamasia seni Maas et al. 1998
G. †Palaeoamasia Ozansoy 1966
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Palaeoamasia kansui Ozansoy 1966
G. †Lunania Chow 1957
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Lunania zhoui Huang 2002
G. †Namatherium Pickford et al. 2008
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Namatherium blackcrowense Pickford et al. 2008
G. †Stylolophus Gheerbrant et al. 2018
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Stylolophus major Gheerbrant et al. 2021
Stylolophus minor Gheerbrant et al. 2018
Invalid names: Stylolophidae Gheerbrant et al. 2021 [empty]
Or. Proboscidea Illiger 1811 [proboscidean]
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G. †Arcanotherium Delmer 2009
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Arcanotherium savagei Court 1995
Subor. †Barytherioidea Andrews 1906
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G. †Barytherium Andrews 1901
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Barytherium grave Andrews 1901
G. †Omanitherium Seiffert et al. 2012
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Omanitherium dhofarensis Seiffert et al. 2012
Fm. †Numidotheriidae Shoshani and Tassy 1996
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G. †Daouitherium Gheerbrant and Sudre 2002
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Daouitherium rebouli Gheerbrant and Sudre 2002
G. †Numidotherium Jaeger 1986
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Numidotherium koholense Mahboubi et al. 1986
Numidotherium savagei Court 1995
Fm. †Choerolophodontidae Gaziry 1976
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G. †Afrochoerodon Picford 2001
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Afrochoerodon kisumuensis Picford 2001
Afrochoerodon zaltaniensis Pickford 2001
G. †Choerolophodon Schlesinger 1917
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Choerolophodon anatolicus Ozansoy 1965
Choerolophodon chioticus Tobien 1980
Choerolophodon pentelici Gaudry and Lartet 1856
G. †Cryptomastodon von Koenigswald 1933
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Cryptomastodon martini Koenigswald 1933
Fm. †Deinotheriidae Bonaparte 1845 [deinothere]
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Subfm. †Chilgatheriinae Sanders et al. 2004
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G. †Chilgatherium Sanders et al. 2004
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Chilgatherium harrisi Sanders et al. 2004
G. †Dinotherium Kaup 1825
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Deinotherium bozasi Arambourg 1934
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Invalid names: Deinotherium gigantissimum Stef?nescu 1892 [synonym], Deinotherium levius Jourdan 1868 [synonym]
Deinotherium hobleyi Andrews 1911
Deinotherium indicum Falconer 1845
Deinotherium proavum Eichwald 1835
Dinotherium indicum Falconer 1845
Dinotherium konigii Kaup 1825
Dinotherium pentapotamiae Falconer and Lydekker 1876
Dinotherium sindiense Lydekker 1880
Invalid names: Antoletherium Falconer [synonym]
G. †Prodeinotherium Ehik 1930
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Prodeinotherium bavaricum von Meyer 1831
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Invalid names: Dinotherium secundarium Lartet 1836 [synonym], Prodeinotherium cuvieri Kaup 1832 [synonym], Prodeinotherium hungaricum Ehik 1930 [synonym]
Prodeinotherium hobleyi Andrews 1911
Prodeinotherium orlovii Sahni and Tripathi 1957
Prodeinotherium pentapotamiae Falconer and Lydekker 1876
Invalid names: Deinotheriinae Bonaparte 1845 [empty], Dinotheriina Bonaparte 1850 [invalid subgroup]
Subor. Elephantiformes Tassy 1988
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G. †Dagbatitherium Hautier et al. 2021
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Dagbatitherium tassyi Hautier et al. 2021
Unr. Elephantimorpha Tassy and Shoshani 1997
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Unr. Elephantida Tassy and Shoshani 1997
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Invalid names: Gomphotherioidea Hay 1922 [empty]
G. †Eritreaum Shoshani et al. 2006
G. †Eritreum Shoshani et al. 2006
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Eritreum melakeghebrekristosi Shoshani et al. 2006
Unr. †Mammutida Tassy and Shoshani 1997
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Fm. †Mammutidae Hay 1922 [mastodon]
Superfm. Elephantoidea Gray 1821
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Fm. Elephantidae Gray 1821 [elephant]
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Subfm. Elephantinae Gray 1821
G. †Selenetherium Mackaye et al. 2005
G. †Stegodibelodon Coppens 1972
G. †Stegodon Falconer 1857
G. †Stegotetrabelodon Petrocchi 1941
Invalid names: Stegodontinae Osborn 1918 [empty], Stegotetrabelodontinae Aguirre 1969 [empty], Suina Gray 1825 [empty]
G. †Paratetralophodon Tassy 1983
Fm. †Stegodontidae Osborn 1918
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G. †Stegolophodon Pohlig 1888
Invalid names: Loxodontinae Osborn 1921 [empty], Mammontinae Osborn 1921 [empty], Mammutoidea [empty]
G. †Hemimastodon Pilgrim 1912
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Hemimastodon annectens Matsumoto 1924
Fm. †Palaeomastodontidae Andrews 1906
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G. †Palaeomastodon Andrews 1901
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Palaeomastodon beadnelli Andrews 1901
Palaeomastodon minor Andrews 1904
Palaeomastodon parvus Andrews 1905
Palaeomastodon wintoni Andrews 1905
Invalid names: Phiomiidae Kalandadze and Rautian 1992 [empty]
G. †Eritherium Gheerbrant 2009
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Eritherium azzouzorum Gheerbrant 2009
Fm. †Gomphotheriidae Hay 1922 [gomphothere]
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G. †Amahuacatherium Romero-Pittman 1996
Subfm. †Amebelodontinae Barbour 1927
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G. †Afromastodon Pickford 2003
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Afromastodon coppensi Pickford 2003
G. †Amebelodon Barbour 1927
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Subg. †Amebelodon (Amebelodon) Barbour 1927
Amebelodon floridanus Leidy 1886
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Invalid names: Amebelodon sinclairi Barbour 1930 [synonym], Trilophodon hicksi Cook 1922 [synonym], Trilophodon paladentatus Cook 1922 [synonym]
Amebelodon fricki Barbour 1927
Amebelodon grandincisivus Schlesinger 1917
Amebelodon joraki Frick 1933
G. †Archaeobelodon Tassy 1984
G. †Platybelodon Borissiak 1928
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Platybelodon barnumbrowni Barbour 1931
Platybelodon dangheesis Wang and Qiu 2002
Platybelodon danovi Borissiak 1928
Platybelodon grangeri Osborn 1929
Platybelodon loomisi Barbour 1929
Subfm. †Platybelodontinae Wang et al. 2017
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G. †Aphanobelodon Wang et al. 2017
G. †Progomphotherium Pickford 2003
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Progomphotherium maraisi Pickford 2003
G. †Protanancus Arambourg 1945
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Protanancus macinnesi Arambourg 1945
Subfm. †Anancinae Hay 1922
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G. †Anancus Aymard 1855
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Anancus arvernensis Croizet and Jobert 1828
Anancus bensonensis Gidley 1926
Anancus brazosius Hay 1923
Anancus capensis Sanders 2007
Anancus defloccatus Hay 1926
Anancus kazachstanensis Auberkerova 1974
Anancus kenyensis MacInnes 1942
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Invalid names: Anancus osiris Arambourg 1945 [synonym]
Anancus lehmanni Gaziry 1997
Anancus orarius Hay 1926
Anancus perimensis Falconer and Cautley 1847
Anancus petrocchii Coppens 1965
Anancus sinensis Hopwood 1935
Anancus sivalensis Cautley 1836
Invalid names: Brevirostrinae Osborn 1923 [synonym]
G. †Blancotherium May 2019
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Blancotherium buckneri Sellards 1940
Subfm. †Cuvieroniinae Cabrera 1929
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G. †Notiomastodon Cabrera 1929
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Notiomastodon platensis Ameghino 1888
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Invalid names: Amahuacatherium peruvium Romero-Pittman 1996 [synonym], Haplomastodon chimborazi Proaño 1922 [synonym], Mastodon bonaerensis Moreno 1888 [synonym], Notiomastodon ornatus Cabrera 1929 [synonym], Stegomastodon superbus Ameghino 1888 [synonym], Stegomastodon waringi Holland 1920 [synonym]
Invalid names: Haplomastodon Hoffstetter 1950 [synonym]
G. †Cuvieronius Osborn 1923
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Cuvieronius arellanoi Ochoterena and Silva 1970
Cuvieronius hyodon Fischer 1814
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Invalid names: Mastodon bolivianus Philippi 1893 [synonym], Mastodon humboldtii Cuvier 1805 [synonym]
Cuvieronius priestleyi Hay and Cook 1930
Cuvieronius tropicus Cope 1884
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Invalid names: Cordillerion defloccatus Hay 1926 [synonym], Cordillerion orarius Hay 1926 [synonym], Mastodon oligobunis Cope 1893 [synonym]
Invalid names: Cordillerion Osborn 1926 [synonym], Cuvieronius tarijensis Cabrera 1929 [nomen nudum]
G. †Eubelodon Barbour 1914
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Eubelodon morrilli Barbour 1914
G. †Eurybelodon Lambert 2016
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Eurybelodon shoshanii Lambert 2016
G. †Gnathabelodon Barbour and Sternberg 1935
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Gnathabelodon thorpei Barbour and Sternberg 1935
Subfm. †Gomphotheriinae Hay 1922
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Tr. †Amebelodontini Barbour 1927
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Invalid names: Amebelodontina McKenna and Bell 1997 [empty], Protanancina McKenna and Bell 1997 [empty]
Invalid names: Gnathabelodontinae Barbour and Sternberg 1935 [synonym], Gomphotheriini Hay 1922 [empty]
G. †Gomphotherium Burmeister 1837
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Gomphotherium angustidens Burmeister 1837
Gomphotherium connexus Hopwood 1935
Gomphotherium ngorora Maglio 1974
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Invalid names: Gomphotherium pojoaquense Frick 1926 [synonym], Mastodon serridens Cope 1884 [synonym], Megabelodon minor Mawby 1968 [synonym], Ocalientinus ojocaliensis Frick 1933 [synonym], Tetrabelodon lulli Barbour 1914 [synonym], Trilophodon cruziensis Frick 1933 [synonym], Trilophodon joraki Frick 1933 [synonym], Trilophodon phippsi Cook 1928 [synonym]
Gomphotherium pygmaeus Depéret 1897
Gomphotherium shensiensis Chang and Zhai 1978
Gomphotherium wimani Hopwood 1935
Invalid names: Genomastodon Barbour 1917 [synonym], Ocalientinus Frick 1933 [synonym], Serridentinus Osborn 1923 [synonym], Tatabelodon Frick 1933 [synonym], Tetrabelodon Cope 1884 [synonym], Trilophodon Falconer 1857 [synonym], Trobelodon Frick 1933 [synonym]
G. †Konobelodon Lambert 1990
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Konobelodon atticus Wagner 1857
Konobelodon britti Lambert 1990
G. †Masthodon Proano 1922
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Masthodon chimborazi Proano 1922
G. †Mastotherium Fischer 1814
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Mastotherium hyodon Fischer 1814
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Invalid names: Mastodon andium Cuvier 1805 [objective synonym]
G. †Megabelodon Barbour 1914
G. †Morrillia Osborn 1924
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Morrillia barbouri Osborn 1921
G. †Pediolophodon Lambert 2007
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Pediolophodon fricki Osborn 1936
G. †Pentalophodon Falconer 1857
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Pentalophodon sivalensis Petrocchi 1943
Subfm. †Rhynchotheriinae Hay 1922
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Invalid names: Cuvieroniini Cabrera 1929 [empty], Rhynchorostrinae Osborn 1923 [synonym], Rhynchotheriini Hay 1922 [empty]
G. †Rhynchotherium Falconer 1868
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Rhynchotherium blicki Frick 1933
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Invalid names: Rhynchotherium tlascalae Falconer 1868 [synonym]
Rhynchotherium falconeri Osborn 1923
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Invalid names: Rhynchotherium browni Osborn 1936 [synonym], Trilophodon edensis Frick 1921 [synonym]
Invalid names: Aybelodon Frick 1933 [synonym], Blickotherium Frick 1933 [synonym], Dibelodon Cope 1884 [synonym]
G. †Selenolophodon Chang and Zhai 1978
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G. †Serbelodon Frick 1933
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Serbelodon burnhami Osborn 1933
G. †Sinomastodon Tobien et al. 1986
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Sinomastodon bumiajuensis van der Maarel 1932
Sinomastodon yangziensis Wang et al. 2014
G. †Stegomastodon Pohlig 1912
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Stegomastodon aftoniae Osborn 1924
Stegomastodon chapmani Osborn 1924
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Invalid names: Mastodon chapmani Hays 1834 [objective synonym]
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Invalid names: Mastodon successor Cope 1892 [synonym], Stegomastodon arizonae Gidley 1926 [synonym], Stegomastodon rexroadensis Woodburne 1961 [synonym], Stegomastodon texanus Osborn 1924 [synonym]
Stegomastodon primitivus Osborn 1936
Invalid names: Rhabdobunus Hay 1914 [synonym]
G. †Synconolophus Osborn 1929
G. †Tetralophodon Falconer 1857
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Subg. †Tetralophodon (Lydekkeria) Osborn 1924
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Subg. †Tetralophodon (Tetralophodon) Falconer 1857
G. †Torynobelodon Barbour 1929
Invalid names: Mastodon shepardii Leidy 1870 [nomen dubium], Rhynchotherium rectidens Osborn 1923 [nomen dubium]
Subor. †Mastodontoidea Osborn 1921
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Fm. †Bunomastodontidae Osborn 1921
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Invalid names: Longirostrinae [empty], Serridentinae Osborn 1936 [empty], Tetralophodontinae van der Maarel 1932 [empty]
Superfm. †Moeritherioidea Osborn 1921
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Fm. †Moeritheriidae Andrews 1906
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G. †Moeritherium Andrews 1901
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Moeritherium chehbeurameuri Delmer et al. 2006
Moeritherium gracile Andrews 1902
Moeritherium lyonsi Andrews 1901
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Invalid names: Moeritherium ancestrale Petronievics 1923 [synonym]
Moeritherium trigonodon Andrews 1904
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Invalid names: Moeritherium andrewsi Schlosser 1911 [synonym]
Invalid names: Moeritherium latidens Deraniyagala 1955 [nomen dubium], Moeritherium pharaonensis Deraniyagala 1955 [nomen dubium]
G. †Neodesmostylus Khomenko 1928
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Neodesmostylus primigenius Khomenko 1928
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Invalid names: Desmostylus wollosowitschi Pfizenmayer 1927 [objective synonym]
G. †Phiomia Andrews and Beadnell 1902
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Phiomia major Sanders et al. 2004
Phiomia serridens Andrews and Beadnell 1902
Unr. †Plesielephantiformes Shoshani 2001
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Fm. †Phosphatheriidae Gheerbrandt et al. 2005
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G. †Phosphatherium Gheerbrant et al. 1996
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Phosphatherium escuilliei Gheerbrant et al. 1996
G. †Saloumia Tabuce et al. 2020
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Saloumia gorodiskii Tabuce et al. 2020
Invalid names: Caenobasileus Cope 1877 [nomen vanum], Caenobasileus tremontigerus Cope 1877 [nomen vanum], Deinotherioidea Osborn 1936 [empty], Dinotherioidea Osborn 1921 [empty], Euelephantoidea [empty], Hemimastodontidae McKenna and Bell 1997 [empty], Mastodontidae Gray 1821 [empty]
Or. Sirenia Illiger 1811 [sirenian]
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Fm. Dugongidae Gray 1821 [dugong]
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G. †Anisosiren Kordos 1979
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Anisosiren pannonica Kordos 1979
G. †Caribosiren Reinhart 1959
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Caribosiren turneri Reinhart 1959
Subfm. Dugonginae Gray 1821
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G. †Bharatisiren Bajpai and Domning 1997
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Bharatisiren indica Bajpai et al. 2006
Bharatisiren kachchhensis Bajpai et al. 1987
G. †Callistosiren Velez-Juarbe and Domning 2015
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Callistosiren boriquensis Velez-Juarbe and Domning 2015
G. †Corystosiren Domning 1990
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Corystosiren varguezi Domning 1990
G. †Crenatosiren Domning 1991
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Crenatosiren olseni Reinhart 1976
G. †Culebratherium Velez-Juarbe and Wood 2018
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Culebratherium alemani Velez-Juarbe and Wood 2018
G. †Dioplotherium Cope 1883
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Dioplotherium allisoni Kilmer 1965
G. †Domningia Thewissen and Bajpai 2009
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Domningia sodhae Thewissen and Bajpai 2009
G. Dugong Lacépède 1799 [dugong]
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Dugong dugon Illiger 1811 [dugong]
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Invalid names: Dugong indicus Lacépède 1799 [synonym], Halicore australis Owen 1847 [synonym], Halicore cetacea Heuglin 1877 [synonym], Halicore hemprichii Ehrenberg 1832 [synonym], Halicore lottum Ehrenberg 1832 [synonym], Halicore tabernaculi Ruppell 1843 [synonym], Trichechus dugung Erxleben 1777 [synonym]
Invalid names: Amblychilus Fischer von Waldheim 1814 [synonym], Dugongidus Gray 1821 [synonym], Dugungus Tiedemann 1808 [synonym], Halicora Fleming 1822 [synonym], Halicore [synonym], Platystomus Fischer von Waldheim 1803 [synonym]
G. †Italosiren Voss et al. 2017
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Italosiren bellunensis de Zigno 1875
G. †Kutchisiren Bajpai et al. 2010
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Kutchisiren cylindrica Bajpai et al. 2010
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Invalid names: Kotadasiren gracillis Das and Basu 1994 [replaced]
Invalid names: Kotadasiren Das and Basu 1994 [nomen nudum]
G. †Norosiren Samonds et al. 2019
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Norosiren zazavavindrano Samonds et al. 2019
G. †Rytiodus Lartet 1866
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Rytiodus capgrandi Lartet 1866
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Invalid names: Thelriope capgrandi Lartet 1866 [synonym]
Rytiodus heali Domning 2011
Invalid names: Thelriope Pilleri 1987 [objective synonym]
G. †Xenosiren Domning 1989
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Xenosiren yucateca Domning 1989
Invalid names: Halicorinae Abel 1913 [synonym], Rhytiodinae Abel 1914 [synonym], Rytiodontinae Kretzoi 1941 [synonym], Thelriopiinae Pilleri 1987 [synonym]
G. †Eotheroides Palmer 1899
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+
Invalid names: Eotherium majus Zdansky 1938 [synonym], Manatus coulombi Filhol 1878 [synonym], Masrisiren abeli Kretzoi 1941 [synonym]
Eotheroides babiae Bajpai et al. 2006
Eotheroides clavigerum Zalmout and Gingerich 2012
Eotheroides lambondrano Samonds and Zalmout 2009
Eotheroides sandersi Zalmout and Gingerich 2012
Eotheroides waghapadarensis Das and Basu 1994
Invalid names: Eotherium Owen 1875 [synonym], Masrisiren Kretzoi 1941 [synonym]
Subfm. †Halitheriinae Gill 1872
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G. †Eosiren Andrews 1902
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Eosiren abeli Sickenberg 1934
Eosiren imenti Domning et al. 1994
Eosiren libyca Andrews 1902
Eosiren stromeri Abel 1913
Invalid names: Archaeosiren Abel 1913 [synonym]
G. †Metaxytherium de Christol 1840
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Metaxytherium albifontanum Velez-Juarbe and Domning 2014
Metaxytherium aquitaniae Pilleri 1987
Metaxytherium arctodites Aranda-Manteca et al. 1994
Metaxytherium crataegense Simpson 1932
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Invalid names: Metaxytherium calvertense Kellogg 1966 [synonym]
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Invalid names: Felsinotherium ossivallense Simpson 1932 [synonym]
Metaxytherium krahuletzi Depéret 1895
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Invalid names: Halianassa studeri Meyer 1837 [synonym], Metaxytherium argoviense Pilleri 1987 [synonym], Metaxytherium christoli Fitzinger 1899 [synonym]
Metaxytherium lovisati Capellini 1886
Metaxytherium medium Desmarest 1822
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Invalid names: Halitherium cuvieri de Christol 1832 [synonym], Haplosiren leganyii Kretzoi 1951 [synonym], Hippopotamus intermedius Holl 1829 [synonym], Manatus fossilis Holl 1829 [synonym], Metaxytherium catalaunicum Pilleri et al. 1989 [synonym], Metaxytherium cordieri de Christol in de Blainville 1844 [synonym], Metaxytherium petersi Abel 1904 [synonym]
Metaxytherium riveroi Varona 1972
Metaxytherium serresii Gervais 1847
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Invalid names: Halitherium minor Cope 1883 [synonym]
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Invalid names: Cheirotherium brochii de Blainville 1844 [synonym], Felsinotherium forestii Capellini 1872 [synonym], Felsinotherium gastaldi de Zigno 1878 [synonym], Felsinotherium gervaisi Capellini 1872 [synonym], Felsinotherium subalpinum Isel 1910 [synonym]
Invalid names: Cheirotherium Bruno 1839 [synonym], Felsinotherium Capellini 1872 [synonym], Felsinotherium gunteri Simpson 1932 [nomen nudum], Fucotherium Kaup 1840 [synonym], Halianassa [synonym], Halysiren Kretzoi 1941 [synonym], Haplosiren Kretzoi 1951 [synonym], Hesperosiren Simpson 1932 [synonym], Metaxytherium beaumontii de Christol 1844 [nomen dubium], Metaxytherium meyeri Abel 1904 [nomen dubium], Pontotherium Kaup 1840 [synonym], Thalattosiren Sickenberg 1928 [synonym]
G. †Prototherium de Zigno 1887
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Prototherium ausetanum Balaguer and Alba 2016
Prototherium intermedium Bizzotto 1983
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Invalid names: Prototherium montserratense Pilleri et al. 1989 [synonym], Prototherium solei Pilleri et al. 1989 [synonym]
Prototherium veronense de Zigno 1875
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Invalid names: Halitherium angustifrons de Zigno 1875 [synonym], Halitherium curvidens de Zigno 1875 [synonym], Paraliosiren suessi Abel 1906 [synonym], Protosiren dolloi Abel 1904 [synonym]
Invalid names: Mesosiren Abel 1906 [synonym], Paraliosiren Abel 1906 [synonym]
G. †Stegosiren Domning and Beatty 2019
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Stegosiren macei Domning and Beatty 2019
Invalid names: Archaeosireninae Abel 1914 [synonym], Eotherioidinae Kretzoi 1941 [synonym], Halianassinae Reinhart 1959 [synonym], Halitherida Carus 1868 [objective synonym], Metaxytheriinae Kretzoi 1941 [synonym], Pachyspondylus Brandt 1873 [nomen vanum], Prototheriidae Kretzoi 1941 [invalid subgroup]
Subfm. †Hydrodamalinae Palmer 1895
+
G. †Dusisiren Domning 1978
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Dusisiren dewana Takahashi et al. 1986
Dusisiren jordani Kellogg 1925
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Invalid names: Halianassa vanderhoofi Reinhart 1959 [synonym]
Dusisiren reinharti Domning 1978
Dusisiren takasatensis Kobayashi et al. 1995
G. †Hydrodamalis Retzius 1794 [Steller's sea cow]
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Hydrodamalis cuestae Domning 1978 [Cuesta sea cow]
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Invalid names: Hydrodamalis spissa Furusawa 1988 [synonym]
Hydrodamalis gigas Zimmermann 1780 [Steller's sea cow]
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Invalid names: Hydrodamalis stelleri Retzius 1794 [synonym], Manati balaenurus Boddaert 1785 [synonym], Rhytina borealis Brandt 1849 [synonym], Rhytina stellerus Brandt 1849 [synonym], Rytina cetacea Illiger 1815 [synonym]
Invalid names: Dystomus Fischer von Waldheim 1813 [synonym], Haligyna Billberg 1827 [synonym], Manati Steller 1774 [replaced], Nepus Fischer von Waldheim 1814 [synonym], Rhytina Berthold 1827 [synonym], Rhytine Burmeister 1837 [objective synonym], Rytina Illiger 1811 [synonym], Sirene Link 1794 [synonym], Stellerus Desmarest 1822 [synonym]
Invalid names: Rhytinea Brandt 1846 [synonym], Rytinadae Gray 1843 [synonym], Rytineae Brandt 1833 [synonym], Rytinidae Girard 1852 [synonym]
G. †Indosiren von Koenigswald 1952
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Indosiren javanensis von Koenigswald 1952
Indosiren koeningswaldi Sahni and Mishra 1975
G. †Kaupitherium Voss and Hampe 2017
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Kaupitherium bronni Krauss 1858
Kaupitherium gruelli Voss and Hampe 2017
G. †Lentiarenium Voss et al. 2016
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Lentiarenium christolii Fitzinger 1842
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Invalid names: Halitherium abeli Spillman 1959 [synonym], Metaxytherium pergense Toula 1899 [synonym]
G. †Miodugong Deraniyagala 1969
+
Miodugong brevicranius Deraniyagala 1969
G. †Nanosiren Domning and Aguilera 2008
+
Nanosiren garciae Domning and Aguilera 2008
Nanosiren sanchezi Domning and Aguilera 2008
G. †Paralitherium Kordos 1977
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G. †Priscosiren Velez-Juarbe and Domning 2014
+
Priscosiren atlantica Velez-Juarbe and Domning 2014
G. †Prohalicore Flot 1887
+
Prohalicore dubaleni Flot 1887
G. †Sirenavus Kretzoi 1941
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Sirenavus hungaricus Kretzoi 1941
Invalid names: Halicorida Brandt 1868 [synonym], Halicoridae Gray 1825 [synonym], Halicoroidea Gill 1872 [synonym], Halitherium Kaup 1838 [nomen dubium], Halitherium alleni Simpson 1932 [invalid subgroup], Halitherium antillense Matthew 1916 [nomen dubium], Halitherium taulannense Sagne 2001 [invalid subgroup], Rytiodinae Simpson 1932 [empty], Trachytherium Gervais 1849 [nomen dubium]
Fm. †Prorastomidae Cope 1889
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G. †Pezosiren Domning 2001
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Pezosiren portelli Domning 2001
G. †Prorastomus Owen 1855
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Invalid names: Prorastoma Lydekker 1892 [objective synonym]
Invalid names: Prorastomatidae Flower and Lydekker 1891 [objective synonym]
Superfm. †Prorastomoidea Heal 1973
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Invalid names: Eotheroididae Heal 1973 [empty]
Fm. †Protosirenidae Sickenberg 1934
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G. †Ashokia Bajpai et al. 2009
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Ashokia antiqua Bajpai et al. 2009
G. †Dakhlasiren Zouhri et al. 2022
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Dakhlasiren marocensis Zouhri et al. 2022
G. †Kilgai Malkani 2019
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Kilgai moolakharzani Malkani 2019
G. †Libysiren Domning et al. 2017
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Libysiren sickenbergi Domning et al. 2017
G. †Protosiren Abel 1904
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Protosiren eothene Zalmout et al. 2003
Protosiren fraasi Abel 1904
Protosiren minima Desmarest 1822
Protosiren sattaensis Gingerich et al. 1995
Protosiren smithae Domning and Gingerich 1994
G. †Sobrarbesiren Díaz-Berenguer et al. 2018
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Sobrarbesiren cardieli Díaz-Berenguer et al. 2018
Fm. Trichechidae Gray 1821 [manatee]
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Subfm. †Miosireninae Abel 1919
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G. †Anomotherium Siegfried 1965
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Anomotherium langewieschei Siegfried 1965
G. †Miosiren Dollo 1889
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Miosiren canhami Flower 1874
Miosiren kocki Dollo 1889
Fm. Trichechinae Gray 1825
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G. †Potamosiren Reinhart 1951
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Invalid names: Metaxytherium ortegense Kellogg 1966 [synonym]
G. †Ribodon Ameghino 1883
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Ribodon limbatus Ameghino 1883
G. Trichechus Linnaeus 1758 [manatee]
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Trichechus hesperamazonicus Perini et al. 2020
Trichechus inunguis Natterer 1883 [Amazonian manatee]
Trichechus manatus Linnaeus 1758
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Invalid names: Manatus americanus De Kay 1842 [synonym], Manatus australis Retzius 1794 [synonym], Manatus koellikeri Trouessart 1904 [synonym]
Trichechus senegalensis Link 1795 [West African manatee]
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Invalid names: Manatus senegalensis Desmarest 1817 [synonym]
Invalid names: Halipaedisca Gistel 1848 [synonym], Manatus Brunnich 1772 [synonym], Neodermus Rafinesque 1815 [synonym], Oxystomus Fischer von Waldheim 1803 [synonym]
Invalid names: Trichechina Bonaparte 1850 [empty]
Invalid names: Halicorea Brandt 1846 [synonym], Halicoreae Brandt 1833 [objective synonym], Manatida Brandt 1868 [objective synonym], Manatidae Gray 1821 [objective synonym], Manatoidea Gill 1872 [objective synonym], Manatus aequatorialis Lacépède 1799 [invalid subgroup], Manatus vulgaris Domning 1996 [invalid subgroup], Trichechoidea Gill 1872 [objective synonym]
Invalid names: Anthropocephala Billberg 1827 [objective synonym], Crassitherium Van Beneden 1871 [nomen dubium], Diopia Rafinesque 1815 [objective synonym], Dugongoidea Heal 1973 [empty], Halobioidea Ameghino 1889 [objective synonym], Herbivorae Gray 1821 [synonym], Manatherium Hartlaub 1886 [nomen dubium], Manatides Billberg 1827 [objective synonym], Manatina Bonaparte 1837 [objective synonym], Manatus inornatus Leidy 1873 [nomen dubium], Pugmeodon Kaup 1838 [nomen oblitum], Rhytinidae Gill 1872 [empty], Sireniformia Burmeister 1837 [objective synonym], Sirenotherium Paula Couto 1967 [nomen dubium], Sirenotherium pirabense Paula Couto 1967 [nomen dubium], Trichechiformes Hay 1923 [objective synonym]
Invalid names: Behemota McKenna and Bell 1997 [empty]
Diagnosis
No diagnoses are available