Ontocetus Leidy 1859 (walrus)

Mammalia - Carnivora - Odobenidae

Synonyms: Alachterium Du Bus 1867, Alachtherium Du Bus 1867, Prorosmarus Berry and Gregory 1906, Trichechodon Lankester 1865, Trichecodon Lankester 1865

Full reference: J. Leidy. 1859. [Remarks on Dromatherium sylvestre and Ontocetus emmonsi]. Proceedings of the Academy of Natural Sciences of Philadelphia 1859:162

Parent taxon: Odobenini according to I. Magallanes et al. 2018

See also Barnes 1977, Barnes 1989, Barnes 2008, Berry and Gregory 1906, Berta 2002, Berta 2009, Berta 2017, Berta 2018, Berta et al. 2018, Boessenecker et al. 2018, Boessenecker and Churchill 2013, Carroll 1988, Cope 1875, Deméré 1994, Deméré et al. 2003, Dollo 1909, Fordyce and de Muizon 2001, Geraads 1997, Gill 1871, Hay 1902, Hay 1930, Horikawa 1995, Kellogg 1922, Kellogg 1928, Kohno 2006, Kohno and Ray 2008, Lankester 1865, Lydekker 1885, McKenna and Bell 1997, Mitchell 1968, Morgan 1994, Palmer 1904, Ray 1975, Repenning and Tedford 1977, Rutten 1907, Sepkoski 2002, Simpson 1945, Trouessart 1898, Trouessart 1904, Uhen et al. 2008 and Werdelin and Peigne 2010

Sister taxa: Odobenina, Odobenus, Protodobenus, Valenictus

Subtaxa: Ontocetus emmonsi Trichecodon koninckii

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Type: Ontocetus emmonsi

Ecology: amphibious carnivore

Distribution:

• Quaternary of Belgium (1 collection), the Netherlands (3), the United Kingdom (5), United States (4: Florida, Georgia, South Carolina)

• Blancan of United States (1: Florida)

• Pliocene to Pleistocene of United States (1: Georgia)

• Pliocene of Belgium (5), Morocco (2), the Netherlands (2), the United Kingdom (1), United States (28: Florida, North Carolina, South Carolina, Virginia)

• Hemphillian of United States (3: Florida)

• Miocene to Pliocene of the Netherlands (1)

• Miocene to Pleistocene of the Netherlands (1)

• Neogene of United States (3: Florida, Georgia)

• Miocene of Belgium (1)

Total: 62 collections including 65 occurrences

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