Putorius (Arctogale) muricus Bangs, Proc. New England Zoöl. Club, 1:71, July 31, 1899.
Mustela muricus [Miller], U. S. Nat. Mus. Bull., 79:96, December 31, 1912.
Mustela cicognanii lepta [Taylor] and [Shaw], Occ. Pap. Chas. R. Conner Mus., no. 2:11, December, 1929.
Mustela cicognanii muricus [Bailey], N. Amer. Fauna, 55:292, August 29, 1936.
Mustela erminea murica [Hall], Jour. Mamm., 26:77, February 27, 1945.
Type.—Obtained at Echo, El Dorado County, California, by W. W. Price and E. M. Nutting on July 15, 1897; type in Museum of Comparative Zoölogy.
Racial characters.—Similar to invicta but smaller and paler.
Measurements.—A young female from Stay-a-while Spring, Columbia County, measured: total length 201; length of tail 46; hind foot 24; ear 14; weight 45.8. A female from Butte Creek, Columbia County, measured: 185; 50; 26. A male from Baker Creek, White Pine County, Nevada, measured: 220; 56; 26; 14.5; weight 57.7.
Distribution.—The Blue Mountains of southeastern Washington.
Remarks.—Two specimens available from the Blue Mountains are darker than typical murica.