Racial characters.—Closely similar to austerus but paler with longer skull. Specimens from Washington are almost purplish-brown in appearance.
Measurements.—Six males and 2 females from Puget Island, Wahkiakum County, average: total length 177; length of tail 89; hind foot 21.9; ear 18.7.
Distribution.—This is the deer mouse of the humid coastal belt of Oregon and California. It enters Washington only at Puget Island, Wahkiakum County, in the Columbia River.
Peromyscus maniculatus gambelii ([Baird])
Peromyscus gambelii [Baird], Mamm. N. Amer., Pacific R. R. Reports, 8:464, 1857.
Sitomys americanus gambelii [Allen], Bull. Amer. Mus. Nat. Hist., 5:190, August 18, 1893.
P[eromyscus]., t[exanus]. gambelii Mearns, Proc. U. S. Nat. Mus., 18:446, March 25, 1896.
Peromyscus maniculatus gambeli [Osgood], N. Amer. Fauna, 28:67, April 17, 1909.
Type.—Obtained at Monterey, Monterey County, California, by W. P. Trowbridge; skin catalogued on January 4, 1853; type in United States National Museum.