Alex. Agassiz. 



Ifrbrarg of % HJuseum 



OF 



COMPARATIVE ZOOLOGY, 



AT HARVARD COLLEGE. CAMBRIDGE, MASS. 

 JFounUrti by priUate subsniptiott, in 18(51. 



Deposited by ALEX. AGASSIZ. 



JYo. 4f,72f 

 VyjOlaxA 0/ttUt^- 1 3, 192,1 



