mi 



Jrbrarü of tb Susmm 



OP 



COMPARATIYE ZOOLOGY, 



AT HARVARD COLLEGE, CAMBRIDGE, MASS. 

 JFounïJetJ 1)2 ptntiate suüscrfptfon, fn 1861. 



Deposited by ALEX. AGASSIZ. 



No. "7^0^ 



