S ~ IA ~ B £atavioJ 



JU.<L-<-l±. 



Ipbraxj at % ütxrseitm 



3^/3 





OF 



COMPARATIVE ZOÖLOGY, 



AT HARVARD COLLEGE, CAMBRIDGE, MASS. 



jFountoeU b$ pvfbau sufcscrfptfon, fn 1861, 



No.l1--p~. 



