=Washington.= _King County_: 2 mi. E Skykomish, 2[51]. _Kittitas County_: Keechelus Lake, 3 (1[1]); Martin, 1[1]; Easton, 3. _Pierce County_: James Lake, 4370 ft., Mt. Rainier, 1; Glacier Basin, 5935 ft., Mt. Rainier, 1; Meslers Ranch, 2000 ft., 1 mi. W Rainier Park, 1. _Lewis County_: Mt. Rainier Nat'l Park, 5 (1 each from: Paradise Park, 5400 ft.; Reflection Lakes, 4900 ft.; Ohanapecosh [Hot] Springs, 2000 ft.; Tahoma Creek, 1[72]; Bear Prairie); also in Mt. Rainier Nat'l Park, Longmire, 3 (1[72], 1[94]). _Skamania County_: Mt. St. Helens, 6000 ft., 1. _Klickitat County_: Trout Lake, 18. =Mustela erminea muricus= (Bangs) Ermine Plates 7, 8, 12, 13, 14 and 41 _Putorius (Arctogale) muricus_ Bangs, Proc. New England Zoöl. Club, 1:71, July 31, 1899. _Putorius streatori leptus_ Merriam, Proc. Biol. Soc. Washington, 16:76, May 29, 1903. Type from Silverton, San Juan County, Colorado. _Putorius muricus_, Stephens, California Mammals, p. 248, 1906. _Putorius cicognani_, Taylor, Univ. California Publ. Zoöl., 7:298, June 24, 1911. _Mustela streatori leptus_, Miller, U. S. Nat. Mus. Bull., 79:96, December 31, 1912; Bailey, N. Amer. Fauna, 35:48, September 5, 1913; Dixon, Journ. Mamm., 12:72, February 12, 1931; Whitlow and Hall, Univ. California Publ. Zoöl., 40:246, September 30, 1933. _Mustela muricus_, Miller, U. S. Nat. Mus. Bull., 79:96, December 31, 1912; Kellogg, Univ. California Publ. Zoöl., 12:358, January 27, 1916. _Mustela cicognanii lepta_, Dice, Journ. Mamm., 1:12, November 28, 1919; Hall, Mamm. Nevada, p. 184, July 1, 1946. _Mustela rixosa_, Seton, Journ. Mamm., 14:70, February 14, 1933. _Mustela cicognanii leptus_, Miller, Journ. Mamm., 14:368, November 13, 1933; Bailey, N. Amer. Fauna, 55:293, August 29, 1936. _Mustela erminea murica_, Hall, Journ. Mamm., 26:84, February 27, 1945; Hall, Journ. Mamm., 26:181, July 19, 1945. _Type._--Male, young, skull and skin; no. 9146, collection of E. A. and O. Bangs in Mus. Comp. Zoöl.; Echo, 7500 ft., El Dorado County, California; July 15, 1897; obtained by W. W. Price and E. M. Nutting. The skull has a fracture along the sagittal suture and fractures on the left side of the braincase but these have been glued, and no part of the skull is missing except in the region of the right P4 which part has been shot away. On the left side m2 never developed. Excepting this tooth and the right P4, all the teeth are present and entire. The skin is well made but has the soles of the hind feet turned up.