Mammalia - Carnivora - Canidae

Alternative combinations: Nothocyon harlowi, Pachycynodon harlowi

Belongs to Cynarctoides according to X. Wang et al. 1999

Sister taxa: Cynarctoides acridens, Cynarctoides emryi, Cynarctoides gawnae, Cynarctoides lemur, Cynarctoides luskensis, Cynarctoides roii

Type specimen: Its type locality is Van Tassel (Upper), which is in a Harrisonian terrestrial horizon in Wyoming

Ecology: ground dwelling carnivore-omnivore

Average measurements (in mm): m1 6.60 x 2.80