'tbrarn of tht Mits cum 



OF 



COMPARATIVE ZOOLOGY, 



AT HARVARD COLLEGE, CAMBRIDGE, MASS. 

 iFounïeïr bv ptfbate subscrfptfon, fn 1861. 



jsTo. 'y^o ^ , 



KJU^^S-JLfL- \ s-o. l&fJyfi^. 2v. /^s-t- 



