Mammalia - Artiodactyla - Protoceratidae

Alternative combinations: Eotylopus profectus, Leptotragulus profectus

Synonym: Trigenicus socialis Douglass 1903

Full reference: W. D. Matthew. 1903. Bulletin of the American Museum of Natural History 19(6)

Belongs to Trigenicus according to J. E. Storer 1996

Sister taxa: none

Type specimens:

• Trigenicus profectus: Its type locality is Pipestone Springs, which is in a Chadronian terrestrial claystone in the Renova Formation of Montana
• Trigenicus socialis: Its type locality is Thompson Creek, which is in a Chadronian terrestrial claystone in Montana.

Average measurements (in mm): m1 9.45 x 7.75