284 



THE NORTH AMERICAN GRASSLAND 



Fig. 6G 



Fig. 67 



Figs. 66-67. — ^The burrow of the bannertailed kangaroo rat (Dipodomys spec- 

 tabilis) in desert plains of western New Mexico. The upper photogi-aph (Fig. 

 66) shows the burrow partially excavated. (Photo by E. Rigg.) The lower 

 photograph shows the stores chamber opened, with a lead pencil inserted into 

 about a pint of yellow seeds of a forb. (Photo by C. E. Williams.) 



