Helohyus Marsh 1872 (even-toed ungulate)

Mammalia - Ungulata

Synonyms: Lophiohyus Sinclair 1914, Thinotherium Marsh 1872, Thinotherium Cope 1870

Full reference: O. C. Marsh. 1872. Preliminary description of new Tertiary mammals. Part II. American Journal of Science 4(21):202-224

Parent taxon: Cetaceamorpha according to M. Spaulding et al. 2009

See also Alroy 2002, Carroll 1988, Coombs and Coombs 1977, Cope 1870, Hay 1902, McKenna and Bell 1997, Sinclair 1914, Stucky 1998 and Walsh 2000

Sister taxa: none

Subtaxa: Helohyus milleri Helohyus plicodon Thinotherium annulatum

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Type: Helohyus plicodon

Ecology: amphibious herbivore-omnivore


• Eocene of China (1 collection), United States (33: Texas, Wyoming)

Total: 34 collections including 35 occurrences

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Specimen images are retrieved through the ePANDDA API.

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