PaleoDB taxon number: 52572
Full reference: W. D. Matthew. 1909. The Carnivora and Insectivora of the Bridger Basin, middle Eocene. Memoirs of the American Museum of Natural History 9:289-567
Sister taxon: Uintasorex montezumicus
Type specimen: A.M. No. 12052, a mandible (right ramus of the mandible with P4-M1 and the root of the enlarged, rodentlike anterior tooth). Its type locality is Henry's Fork Hill (Bridger D), which is in a Bridgerian terrestrial horizon in the Bridger Formation of Wyoming.
Ecology: arboreal omnivore
Average measurements (in mm): M1 1.01 x 1.16, M2 0.972 x 1.159, M3 0.807 x 0.902, m1 1.13 x 0.89