qua g^oh 
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Al6X. 
filmu-ii of fbc Ifluscum 
or 
COMPARATIVE ZOOLOGY, 
AT HARVARD COLIECE, CAMBRIDGE, MASS. 
Jfoun^ieU fti) prfbntc subscription, fu 1861 . 
Deposited by ALEX. AGASSIZ. 
No. y6~py. 
