Ursus americanus var. cinnamomum Audubon and Bachman, Quadrupeds of North America, 3:125, 1854.
Euarctos cinnamomum [Miller], U. S. Nat. Mus. Bull., 128:91, April 29, 1924.
Euarctos americanus cinnamomum [Bailey], N. Amer. Fauna, 55:319, August 29, 1936.
Ursus americanus cinnamomum [Hall], Univ. California Publ. Zoöl., 30:232, March 2, 1928.
Type.—Obtained near the mouth of Jim Ford Creek, Lower Clearwater River, western Idaho ([Bailey], 1936: 319) by Lewis and Clark on May 31, 1806.
Racial characters.—Resembling altifrontalis but skull and molar teeth narrower; color even in black phase paler and browner; brown and black phases of approximately equal incidence.
Distribution.—Northeastern Washington and the Blue Mountains of southeastern Washington, occurring westward as far as Republic ([Taylor] and [Shaw], 1929: 10).
Ursus chelan [Merriam]
Grizzly bear
Ursus chelan [Merriam], Proc. Biol. Soc. Washington, 29:136, September 6, 1916.
Type.—Obtained in Township 30 N. Range 16 E. Willamette Meridian, Wenatchee National Forest, Chelan County, Washington, by D. S. Rice on September 1, 1913; type in United States National Museum.