Alternative combination: Sunkahetanka pahinsintewakpa
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 53325, a mandible (complete right ramus). Its type locality is Sharps (SDSM V-5361), which is in a Geringian terrestrial horizon in the Sharps Formation of South Dakota.
Ecology: ground dwelling carnivore-omnivore
Average measurements (in mm): P4 19.3 x 12.5, M1 11.4 x 15.5, M2 4.97 x 8.02, p4 12.5 x 7.3, m1 20.6 x 9.3, m2 8.00 x 5.90