f ibrarg of % Ptawam 



or 



COMPARATIVE ZOOLOGY, 



AT HARVARD COLLEGE, CAMBRIDGE, MASS. 

 jfoutiîieîi prfbate «uùscrfptfon, fn 1861. 



DR. L. de KONINCK'S LIBRARY. 



No. 7 d lû ■ 



MCZ LIBRARY 

 HARVAFD UNIVERS1TY 

 CAMBRIDGE. MA USA 



