Achaenodon Cope 1873 (even-toed ungulate)

Mammalia - Artiodactyla - Helohyidae

Synonym: Protelotherium Osborn 1895

Full reference: E. D. Cope. 1873. Fourth notice of extinct Vertebrata from the Bridger and the Green River tertiaries. Palaeontological Bulletin 17:1-4

Parent taxon: Helohyidae according to S. E. Foss 2007

See also Gazin 1955, Hay 1902, McKenna and Bell 1997, Peterson 1919 and Stucky 1998

Sister taxa: Archaenodon, Discritochoerus, Dyscritochoerus, Gobiohyus, Heliosus, Helohyus, Ithygrammodon, Lophiohys, Pakkokuhyus, Parahyus, Progenitohyus

Subtaxa: none

Type: Achaenodon insolens

Ecology: ground dwelling grazer-browser


• Eocene of United States (12: California, Oregon, Utah, Wyoming collections)

Total: 12 collections including 13 occurrences

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Specimen images are retrieved through the ePANDDA API.

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