480 U. S. NATIONAL MUSEUM BULLETIN 205 



Mateo County, south as far as Sur, Monterey County; but these southward 

 populations are intermediate in characters toward gambelii (Grinnell, Univ. 

 California Publ. Zool., vol. 40, No. 2, p. 173, Sept. 26, 1933) . 



Peromyscus maniculatus gambelii (Baird)f* 



1858. Hesperomys gambelii Baird, Mammals, in Rep. Expl. Surv. Railr. to 



Pacific, vol. 8, pt. 1 (Washington, 1857) , p. 464, July 14, 1858. 

 1893. Sitomys americanus thurberi J. A. Allen, Bull. Amer. Mus. Nat. Hist., 

 vol. 5, p. 185, Aug. 18, 1893. (Sierra San Pedro Martir, Baja California, 

 Mexico.) 

 1896. Peromyscus texanus medius Mearnsf, Preliminary diagnoses of new 

 mammals from the Mexican border of the United States, p. 4, Mar. 25, 1896. 

 (Preprint of Proc. U. S. Nat. Mus., vol. 18, p. 446, May 23, 1896. Nacho- 

 guero Valley, Baja California, Mexico.) 

 1909. Peromyscus maniculatus gambeli Osgood, North Amer. Fauna No. 28, 



p. 67, Apr. 17, 1909. 

 Type Locality. — Monterey, Monterey County, Calif. Range. — Columbian 

 Plateau of eastern Washington (Dalquest, Univ. Kansas Publ. Mus. Nat. Hist., 

 vol. 2, p. 331, Apr. 9, 1948), thence south through most of Oregon east of 

 Cascades (V. Bailey, North Amer. Fauna No. 55 (June), p. 181, Aug. 29, 1936) 

 into northwestern Nevada as far south as Truckee River and eastward into Black 

 Rock Desert (Hall, Mammals of Nevada, p. 513, July 11, 1946) and over greater 

 portion of California except narrow humid coast belt north of San Francisco 

 Bay, southeastern deserts and their margining mountains (Grinnell, Univ. Cali- 

 fornia Publ. Zool., vol. 40, No. 2, p. 174, Sept. 26, 1933) and ranging into north- 

 western Baja California. 



Peromyscus maniculatus streatori Nelson and Goldmanf * 



1931. Peromyscus maniculatus streatori Nelson and Goldman, Journ. Wash- 

 ington Acad. Sci., vol. 21, No. 21, p. 531, Dec. 19, 1931. 

 Type Locality. — San Miguel Island, Santa Barbara County, Calif. Range. — 



San Miguel Island. 



Peromyscus maniculatus sanctaerosae von Bloeker* 



1940. Peromyscus maniculatus sanctaerosae von Bloeker, Bull. Southern Cali- 

 fornia Acad. Sci., vol. 39, pt. 2, p. 173, Dec. 15, 1940. 



Type Locality. — Elderberry Canyon, Santa Rosa Island, Santa Barbara County, 

 Calif. Range. — Santa Rosa Island. 



Peromyscus maniculatus santacruzae Nelson and Goldmanf* 



1931. Peromyscus maniculatus santacruzae Nelson and Goldman, Journ. 



Washington Acad, Sci., vol. 21, No. 21, p. 532, Dec. 19, 1931. 

 Type Locality. — Santa Cruz Island, Santa Barbara County, Calif. Range. — 



Santa Cruz Island. 



Peromyscus maniculatus exterus Nelson and Goldmanf* 



1931. Peromyscus maniculatus exterus Nelson and Goldman, Journ. Wash- 

 ington Acad. Sci., vol. 21, No. 21, p. 532, Dec. 19, 1931. 



Type Locality. — San Nicolas Island, Ventura County, Calif. Range. — San 

 Nicolas Island. 



