U. S. DEPARTMENT OF AGRICULTURE 

 BUREAU OF BIOLOGICAL SURVEY 



HENRY W. HENSHAW, Chief 



6- 



mnm AMERICAN FAUi^A 



iq"o. 36 



[Actual date or publication, June 5, 1914] 



REVISION OF THE AMERICAN HARVEST MICE 



(Genus REITHRODONTOMYS) 



ARTHUR H. HOWELL 



ASSISTANT BIOLOGIST, BIOLOGICAL SURVEY 



WASHINGTON 

 GOVERNMENT PRINTING OTFTOB 

 1914 



