U. S. DEPARTMENT OF AGRICULTURE 

 BUREAU OF BIOLOGICAL SURVEY 



HENRY W. HENSHAW, Chief 



NORTH AMERICAN FAUNA 



ISTo. 36 



[Actual date of publication, June 5, 1914] 



REVISION OF THE AMERICAN HARVEST MICE 



(Genua REITHRODONTOMYS) 



BY 



ARTHUR H. HOWELL 



ASSISTANT BIOLOGIST, BIOLOGICAL SURVEY 



WASHINGTON 

 GOVERNMENT PRINTING 

 1914 



OEnOE 



