Iftbrarg of % ülusenm 
OF 
COMPARA.TIVE ZOÖLOGY, 
AT HARVARD COLLEGE, CAMBRIDGE, MASS. 
Üountieb bp prfbatc subscrfptfon, fn 1861 . 
Deposited by ALEX. AGASSIZ. 
No. /<?/ 3,91, 
1 JJ/q.c/. q. _ 
