Racial characters.—Similar to fallenda but pale color of underparts less restricted; tail with less than distal half black.
Measurements.—Two males and 2 females from extreme southwestern Washington average, respectively: total length 245, 210; length of tail 72, 54; hind foot 31.5, 25.5; ear 17, 14; weight 72.3, 46.
Distribution.—The lowlands of western Washington; north to Skagit County and Whidby Island ([Taylor] and [Shaw], 1929: 11), southward and westward to Ilwaco (M.V.Z.) and eastward to Carson (U.S.N.M.).
Mustela erminea gulosa [Hall]
Mustela erminea gulosa [Hall], Journ. Mamm., 26:84, February 27, 1945.
Type.—Obtained at Trout Lake, Klickatat County, Washington, by P. Schmid on February 3, 1897; type in United States National Museum.
Racial characters.—Similar to invicta but smaller; winter coat usually white; tail less than one-half black; upper lips white.
Measurements.—Five males from Mount Rainier, and 4 females from the Cascade Mountains, average, respectively ([Hall], 1945: 84): total length 253, 208; length of tail 76, 54; hind foot 30.2, 24.3.
Distribution.—The Cascade Mountains. Known from Skykomish (W.W.D.) and southward to Mount Adams (Trout Lake, [Hall], 1945: 85).