51 at 



,oLj ö G? , ^ 



OF 



COMPARATIYE ZOÖLOGY, 



AT HARVARD COLLEGE, CAMBRIDGE, MASS. 

 jFounTic^ 1)1) pvfbalc subscrfptfon, fn 1861. 



The gift of d-Kje. ^lc>oJ:^..r^JkJ^^lZr^,,xJ^- 



No. ^fyh ^ 



