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
Distribution:
• Eocene of United States (12: California, Oregon, Utah, Wyoming collections)
Total: 12 collections including 13 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.