Ae6 











f tbrary oi t^^ Slusmm 







OP 







COMPARATIYE ZOÖLOGY, 



' 





AT HARVARD COLLEGE, CAMBRIDGE, MASS. 







iFountietr üj pribate suösctiption, m 1861. 







Deposited by ALEX. AGASSIZ. 







^/^^? /t^/ \ÄL^.^c. m%., 





^ 



' ' ^ / 





