Mr-B 
c 2 
fibrarg of % S5«seum 
OF 
COMPARATIVE ZOÔLOGY, 
AT HARVARD COLLEGE, CAMBRIDGE, MASS. 
jFoun&eb bg prfbate subscrfptfon, fn 1861 . 
Depositedby ALEX. AGASSIZ. 
fJnejc 'Ajy- 'XXO. fâ'S 1 Jcl'J3 
