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d^Li^Ji i^3d- 



^ibrarg üf t^^ P^us^um 



OP 



COMPARATIVE ZOÖLOGY, 



AT HAßVARD COLLEGE, CAMBRIDGE, MASS. 



JFounTißti i)2 ptibate sul)Scription, m 1861. 



^w^-'^V^'V 



Deposited by ALEX. AGASSIZ. 



No. 73 S" 3 



