DEPARTMENT OF THE INTERIOR 

 U. S. GEOLOGICAL AND GEOGRAPHICAL SURVEY OF THE TERRITORIES 



F. V. HAYDEN, GROLOGIBT-IN-CHARGB 



MISCELLANEOUS PUBLICATIONS-No, 12 



HISTORY 



OF 



PINNIPEDS 



A MONOGRAPH OF THE 



WALRUSES, SEA-LIONS, SEA-BEARS 



AND 



SEALS 



OF 



NORTH 



BY JOEL ASAPH ALLEN 



Assistant in the Museum of Comparative Zoology at Cambridge 

 Special Collaborator of the Survey 



WASHINGTON 

 GOVERNMENT PRINTING OFFICB 



1880 



