_Putorius erminea_, Audubon and Bachman, Vivip. quadrupeds of N. Amer., 2:56, pl. 59, 1851. _Putorius agilis_ Audubon and Bachman, Vivip. quadrupeds of N. Amer., 3:184, pl. 140, 1853. _Putorius richardsonii_, Baird, Mamm. N. Amer., p. 164, 1858 (part). _Putorius_ (_Gale_) _erminea_, Coues, Fur-bearing animals, p. 109, 1877 (part). _Putorius noveboracensis notius_ Bangs, Proc. New England Zool. Club, 1:53, June 9, 1899. Type from Weaverville, Buncombe County, North Carolina. _Mustela noveboracensis noveboracensis_, Miller, U. S. Nat. Mus. Bull., 79:97, December 12, 1912; Soper, Journ. Mamm., 4:251, November 1, 1923. _Mustela cicognanii_, Henninger, Journ. Mamm., 2:239, November 29, 1921; Seton, Lives of game animals, 2:584, 1929 (part, Ohio); Hamilton, Amer. Midland Nat., 14:290, July, 1933 (part, Ohio); Lyon, Amer. Midland Nat., 17:109, January, 1936 (part, Ohio). _Mustela noveboracensis_, Jackson, Journ. Mamm., 3:15, February 8, 1922. _Mustela frenata noveboracensis_, Hall, Carnegie Instit. Washington Publ. 473:104, November 20, 1936; Hall, Amer. Midland Nat., 18:304, March, 1937. _Type._--Williamstown, Berkshire County, Massachusetts. Type specimen not known to be in existence. _Range._--Altitudinally, sea level to highest parts of mountains of eastern United States; Canadian Life-zone of Ontario and Quebec southward through eastern United States in Canadian, Transition and Upper Austral life-zones to and including upper edge of Lower Austral Life-zone in the Carolinas and northern parts of Georgia, Alabama, and Mississippi; westward from the Atlantic Coast to St. Croix and Mississippi rivers. See figure 29 on page 221.