'Wk Gld-l 



2 fi \I CJ c-^^^^f> 



^ibrarji of t^e Museum 



OP 



COMPARATIYE ZOOLOGY, 



AT HARVARD COLLEGE, CAMBRIDGE, MASS. 

 iFountietJ bi) pribatc suliscviption, fit 1861. 



Deposited by ALEX. AGASSIZ. 



