Full reference: K. C. Beard et al. 1992. Annals of Carnegie Museum 61(1)
Type specimen: CM 40069, a mandible (left dentary fragment preserving crowns of M1-2, roots or alveoli for I1, C1, P3-4). Its type locality is Davis Ranch, which is in a Bridgerian fluvial-lacustrine mudstone in the Wind River Formation of Wyoming.
Ecology: arboreal insectivore
Average measurements (in mm): m1 2.10 x 1.67