THE GRAY GOPHERS 



113 



Gulf coast; the yellower, larger, chestnut- 

 faced gopher (Cratogcomys castanops), occur- 

 ring from Colorado southwestward ; and the 



NORTHERN GRAY GOPHER (TIIOMOMYS TAT.POIDES). 

 Photographed by II. K. Job, and reproduced by permission. 



smaller northern gray gopher, or mole-go- 

 pher (Tliomomys talpoides), which is. the fa- 

 miliar of the Dakotas, Wyoming and the Cana- 



