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Canis dirus Leidy 1858 (dire wolf)

Mammalia - Theriiformes - Canidae

Alternative combination: Aenocyon dirus

Synonyms: Aenocyon ayersi Sellards 1916, Canis ayersi Sellards 1916, Canis indianensis Leidy 1869, Canis mississippiensis Allen 1876

Belongs to Canis according to R. M. Nowak 1979

Sister taxa: Canis (Pseudalopex), Canis adustus, Canis antarcticus, Canis anthus, Canis apolloniensis, Canis armbrusteri, Canis aureus, Canis cedazoensis, Canis dingo, Canis edwardii, Canis familiaris, Canis ferox, Canis latrans, Canis lepophagus, Canis lupus, Canis mesomelas, Canis morenis, Canis niger, Canis palaeoplatensis, Canis primigenius, Canis proplatensis, Canis rufus

Ecology: ground dwelling carnivore-omnivore

Average measurements (in mm): P3 17.5 x 7.8, P4 29.6 x 13.8, M1 18.2 x 23.9, M2 10.8 x 15.5, p4 19.5 x 9.9, m1 35.2 x 13.5, Bizygomatic width width 57.2, Condylobasal length length 2053.0, Femur length 256.8, Humerus length 241.8, Length of mandible length 80.6, Mandible length 191.3, Tibia length 245.4, Width across postorbital processes width 160.0, Width of rostrum above roots of C1 width 271.3, Wings of atlas width 111.2