= NEWYflRKI-'2r 



? 



Cl ^>y —y . 



yibrarg of tlje P^itseitm 



OF 



COMPARATIVE ZOOLOGY, 



AT HARVARD COLLEGE, CAMBRIDGE, MASS. 



jFounTicTi bj prfbate subscrfptfon, fn 1861. 



Deposited by ALEX. AGASSIZ. 





