Full reference: E. C. Olson. 1951. Fauna of upper Vale and Choza: 1-5. Fieldiana: Geology 10(11):89-128
Sister taxa: none
Type specimen: CNHM (FMNH) UR 13, a skull. Its type locality is Locality KF (Middle Vale Formation), which is in a Kungurian channel conglomerate/siliciclastic in the Vale Formation of Texas.
Ecology: ground dwelling insectivore-herbivore