PaleoDB taxon number: 50485
Alternative combinations: Fanimus clasoni, Sanctimus clasoni
Full reference: J. R. Macdonald. 1963. The Miocene faunas from the Wounded Knee area of western South Dakota. Bulletin of the American Museum of Natural History 125(3):139-238
Type specimen: SDSM 54388, a mandible (fragment of right ramus, with incisor and lightly worn p4-m1). Its type locality is Sharps (SDSM V-5350), which is in a Geringian terrestrial horizon in the Sharps Formation of South Dakota.
Ecology: fossorial browser
Average measurements (in mm): m1 1.88 x 1.95