

Xtbraqr of % 



gtuseum 



OF 





COMPARATIYE 



ZOOLOGY, 



AT HARVARD COLLEGE, CAMBRIDGE, MASS. 



jfounTieTi I)g pribate sufescrfptfon, in 1861. 



The gift of ALEX. 



AGASSIZ. 



No. ^rr^ 





6/^Vf^. 





