138 CALIFORNIA MAMMALiS. 



Type locality, Palm Spring in the northwestern corner of 

 the Colorado Desert, California. 



The Pallid Pocket-Gopher is found in the arid Colorado 

 and Mojave Deserts. It is common in a few localities, but from 

 the barren nature of this region it is necessarily rare in many 

 parts of these Deserts. 



Thomomys perpallidus perpes Merriam. 



GOLDEN POCKET-GOPHER. 



Above varying from yellowish drab to grayish ochraceous 

 buff; face ashy; below grayish white; throat white; mouth, parts 

 ashy or plumbeous; feet and tail grayish white; skull somewhat 

 smaller than that of perpallidus; rostrum smaller; interparietal 

 sc[uarish. 



Length about 212 mm. (8.25 inches) ; tail vertebrae 66 

 (2.67); hind foot 29 (1.15). 



Type locality, Lone Pine, Inyo County, California. 



Owen Valley and the western part of the Mojave Desert. 



