_Type._--Obtained at Trout Lake, Skamania County, Washington, by D. N. Kaegi on December 15, 1895; type in United States National Museum. _Racial characters._--Color rich, dark; hind feet free of color of underparts. _Measurements._--A male from Spray Park, Pierce County, measures: total length 423; length of tail 164; hind foot 52. _Distribution._--Higher Cascades from Mt. Rainer (M. V. Z.) south to Mt. Adams (Taylor and Shaw, 1929: 11). =Mustela frenata altifrontalis= Hall _Mustela saturata_ Taylor and Shaw, Occ. Papers Chas. R. Conner Mus., no. 2:11, December, 1929. _Mustela frenata altifrontalis_ Hall, Carnegie Inst. Washington, Publ. 473:94, November 20, 1936. _Type._--Obtained at Tillamook, Tillamook County, Oregon, by A. Walker on July 10, 1928; type in Museum of Vertebrate Zoölogy. _Racial characters._--Similar to _nevadensis_ but darker above in summer and richer orange beneath; winter color of upper parts dark brown, underparts pale yellow or white. _Measurements._--Four males and 2 females from western Washington average, respectively: total length 411.5, 267; length of tail 145, 137.5; hind foot 50, 43; ear 26, 21.5; weight 227, 136.7 grams. _Distribution._--From the Cascade Mountains to the Pacific. Marginal occurrences are Rockport (Hall, 1936: 95) and Tye (W. W. D.). =Mustela vison energumenos= (Bangs) Mink _Putorius vison energumenos_ Bangs, Proc. Boston Soc. Nat. Hist., 27:5, March, 1896. _Mustela vison energumenos_ Miller, U. S. Nat. Mus. Bull., 79:101, December 31, 1912. _Type._--Obtained at Sumas, British Columbia, by A. C. Brooks on September 23, 1895; type in Museum of Comparative Zoölogy. _Measurements._--A male from Seattle, King County, measures: total length 540; length of tail 180; hind foot 66; weight 1 pound, 15 ounces. _Distribution._--Throughout the state save for the Columbian Plateau; recorded from Neah Bay (Taylor and Shaw, 1929: 11) in the northwest, Ilwaco (M.V.Z.) in the southwest, Metaline (W.W.D.) in the northeast, and the Blue Mountains (Dice, 1919: 12) in the southeast. [Illustration: FIG. 58. Distribution of the mink, _Mustela vison energumenos_, in Washington.]