Mammalia - Carnivora - Canidae

Synonym: Cynarctus fortidens Hall and Dalquest 1962

Full reference: E. H. Barbour and H. J. Cook. 1914. Nebraska Geological Survey 4(15)

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

Sister taxa: Cynarctus galushai, Cynarctus marylandica, Cynarctus saxatilis, Cynarctus voorhiesi

Type specimens:

• Cynarctus crucidens: Its type locality is Whitford's Quarry No2, which is in a Clarendonian terrestrial horizon in the Ash Hollow Formation of Nebraska.
• Cynarctus fortidens: Its type locality is Noble Ranch, which is in a Miocene terrestrial horizon in Texas.

Ecology: ground dwelling carnivore-omnivore

Average measurements (in mm): P4 8.88 x 6.04, M1 9.25 x 8.85, M2 9.79 x 8.21, p4 7.63 x 3.73, m1 11.3 x 5.5, m2 10.2 x 5.7