PaleoDB taxon number: 50717
Full reference: R. E. Sloan and L. Van Valen. 1965. Cretaceous mammals from Montana. Science 148(3667):220-227
Type specimen: U.M.V.P. 1460, a mandible (lower jaw fragment with P3, P4, and M1). Its type locality is Bug Creek Anthills, which is in a Puercan terrestrial horizon in the Hell Creek Formation of Montana.
Ecology: scansorial carnivore-insectivore
Average measurements (in mm): m1 2.70 x 1.70