Corynorhinus rafinesquii intermedius H. W. [Grinnell], Univ. California Publ. Zoöl., 12:320, December 4, 1914.
Corynorhinus rafinesquii townsendii [Dalquest], Jour. Mamm., 19:213, May 14, 1938.
Type.—Obtained at Auburn, Placer County, California, by J. C. Hawver on July 31, 1909; type in Museum of Vertebrate Zoölogy.
Racial characters.—Paler and duller than townsendii.
Measurements.—One male and 6 females from 15 miles east of Tonasket, Okanogan County, average: total length 96, length of tail 47; hind foot 11; ear 35.5; tragus 14.
Distribution.—Scattered localities in the arid subdivision of the Transition Life-zone of eastern Washington, from 15 mi. E Tonasket (W. W. D.) on the north to Boulder Cave (W. W. D.) on the west and Spokane (W. S. C.) on the east.
Remarks.—Of specimens in the University of Kansas, Museum of Natural History, those from Selah (not plotted on distribution map), Yakima County, are paler than those from Boulder Cave, Yakima County, but both series are paler than specimens from the coast of Oregon.
Fig. 44. Distribution of the western pipistrelle, Pipistrellus hesperus hesperus, in Washington.