REPRINTED FROM 

 Volume VII, Numbers 11-12, Pages 597-708, 



OF THE 



Monthly Bulletin of the State Commission of Horticulture 



NATURAL HISTORY 



OP THE 



GROUND SQUIRRELS 



OF CALIFORNIA ^ 



By JOSEPH GRINNELL and JOSEPH DIXON 



Contribution from the University of CaHfornia 

 Museum of Vertebrate Zoology 



