Siïbrarg of % lltiisntm 



OF 



COMPARATIVE ZOÔLOGY, 



AT HARVARD COLLEGE, CAMBRIDGE, MASS. 

 jFountieïJ b$ prtbate suftscrtptton, m 1861. 



Deposited by ALEX. AGASSIZ. 



, No. yf* 7., 

 JLkAâL* foi- mÊàjdJMi 



