Vol. Ill] GRINNELL— MAMMALS OF CALIFORNIA 335 



Perognathus californicus femoralis Allen 

 Dulzura Pocket Mouse 



Origvial description — Perognathus femoralis Allen, Bull. 

 Amer. Mus. Nat. Hist., 3, June 30, 1891, p. 281. 



Type locality — Dulzura, San Diego County, California. 



Synonym — Perognathus californicus dispar, part; Great 

 California Pocket Mouse. 



Range — High Upper Sonoran zone in the San Diegan dis' 

 trict, from the Mexican line north to tlie southwest slopes of 

 the San Bernardino Mountains (Mus. Vert. Zool.). 



Perognathus spinatus spinatus Merriam 

 Spiny Pocket Mouse 



Original description — Perognathus spinatus Merriam, N. 

 Amer. Fauna, 1, October, 1889, p. 21. 



Type locality — California side of the Colorado River, 25 

 miles below The Needles, San Bernardino County. 



Range — Lower Sonoran zone on hilly parts of the Colorado 

 desert, from the Me.xican line northwest to Palm Springs, 

 Riverside County, and along the Colorado River to near 

 Needles (Osgood, N. Amer. Fauna, 18, 1900, p. 60; Mus. 

 Vert. Zool.). 



Perodipus agilis agilis (Gambel) 

 Gambel Kangaroo Rat 



Original description — Dipodomys agilis Gambel, Proc. 

 Acad. Nat. Sci. Phila., 4, August, 1848, pp. 77, 78. 



Type locality — Los Angeles, Los Angeles County, Califor- 

 nia. 



Synonyms — Gambel Pocket Rat; ?Dipodomys hcermanni Le 

 Conte, Proc. Acad. Nat. Sci. Phila., January, 1853, p. 224 

 (type taken by Heermann in the "Sierra Nevada" — possibly 

 Fort Tejon) ; fDipodomys zvagneri Le Conte, /. c. (no locality; 

 possibly not from California). 



Range — Upper and Lower Sonoran zones in the San Diegan 

 district, from the Mexican line northwest at least into Ventura 

 County (Mus. Vert. Zool.). 



