ammonites
Tapochoerus mcmillini Walsh 2000 (even-toed ungulate)

Mammalia - Artiodactyla - Dichobunidae

Full reference: S. L. Walsh. 2000. Bunodont artiodactyls (Mammalia) from the Uintan (middle Eocene) of San Diego County, California. Proceedings of the San Diego Society of Natural History 37:1-27

Belongs to Tapochoerus according to S. L. Walsh 2000

Sister taxon: Tapochoerus egressus

Type specimen: Its type locality is Mission Valley Formation (SDSNH 3870), which is in an Uintan terrestrial horizon in the Mission Valley Formation of California

Ecology: ground dwelling frugivore-omnivore

Average measurements (in mm): P4 5.33 x 6.44, M1 5.65 x 6.89, M2 5.42 x 6.97, m1 5.62 x 3.76, m2 5.69 x 4.19