U. S. DEPARTMENT OF AGRICULTURE 

 BUREAU OF BIOLOGICAL SURVEY 



HENRY W. HENSHAW, Chief 



NORTH AMERICAN FAUNA 



]Sro. 38 



A REVIEW OF THE AMERICAN MOLES 



HARTLEY H. T. JACKSON 



ASSISTANT BIOLOGIST, BIOLOGICAL SURVEY 



WASHINGTON 

 GOA'ERXMENT PRINTING OFFICE 

 1915 



