Ovis dalli Nelson, 1884 . Proc. U.S. Natl. Mus., 7: 13.

TYPE LOCALITY: Alaska, west bank of Yukon River, Tanana Hills .

DISTRIBUTION: Alaska to N British Columbia and W Mackenzie (Canada).

SYNONYMS: cowani, fannini, kenaiensis, liardensis, niger, stonei .

COMMENTS: Revised by Cowan (1940). Reviewed by Bowyer and Leslie (1992, Mammalian Species, 393).