†order Desmostylia Reinhart 1953 (desmostylian)

Mammalia - Perissodactyla

Synonym: Desmostyliformes Hay 1923

Full reference: R. Reinhart. 1953. Diagnosis of the new mammalian Order, Desmostylia. Journal of Geology 61(2):187

Parent taxon: Perissodactyla according to L. N. Cooper et al. 2014

See also Carroll 1988, Domning 1996, Domning and Barnes 2007, Domning et al. 1986, Gheerbrandt et al. 2005, Hasegawa and Kimura 2008, Hasegawa et al. 1995, Hay 1923, Hay 1930, Inuzuka 2000, Kretzoi 1941, McKenna 1975, McKenna and Bell 1997, Pronina 1957, Ray et al. 1994, Reinhart 1953, Reinhart 1959, Saegusa 2002, Sepkoski 2002, Simpson 1932, VanderHoof 1937 and VanderHoof 1942

Sister taxa: Anthracobunidae, Brontotheriidae, Cambaytheriidae, Cambaytherium, Equina, Ghazijhippus, Hallensia, Hippopotamus iravaticus, Hyracotheriidae, Lophodontomorpha, Mesaxonia, Mesolambdolophus, Nakusia, Paschatherium, Perissobune, Rhinocerotida, Selenida, Skopaiolophus, Stereopterna, Tapiromorpha, Teilhardimys, Titanotheriomorpha, Triplopidae

Subtaxa: Behemotops Cornwalliidae Desmostylidae Jamilcotatus Kronokotherium Paleoparadoxiidae Seuku

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Distribution:

• Neogene of Japan (1 collection)

• Miocene of Japan (72), Mexico (4), the Russian Federation (11), United States (65: Alaska, California, Oregon, Washington)

• Arikareean of Mexico (1), United States (2: California, Oregon)

• Oligocene to Miocene of Japan (2)

• Oligocene of Canada (4: British Columbia), Japan (2), Mexico (3), United States (10: Alaska, Oregon, Washington)

Total: 177 collections including 199 occurrences

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