†subfamily Proentelodontinae Vislobokova 2008 (even-toed ungulate)
Mammalia - Artiodactyla - Entelodontidae
Full reference: I. A. Vislobokova. 2008. The Oldest Representative of Entelodontoidea (Artiodactyla, Suiformes) from the Middle Eocene of Khaichin Ula II, Mongolia, and Some Evolutionary Features of This Superfamily. Paleontological Journal 42(6):643-654
Parent taxon: Entelodontidae according to I. A. Vislobokova 2008
Sister taxa: Archaeotherium, Arctodon, Cypretherium, Daeodon, Dinohyus, Entelodon, Ergilobia, Megachoerus, Paraentelodon, Pelonax, Scaptohyus
Subtaxa: Proentelodon
Ecology: ground dwelling omnivore
Distribution:
• Eocene of Canada (1: Saskatchewan collection), China (3), Mongolia (4), United States (6: New Mexico, Texas, Utah, Wyoming)
Total: 14 collections each including a single occurrence