^^^^^ >/^"^7^-<^3 



^n. 



'ibrarü of tlj^ piusewm 



OF 



COMPARATIVE ZOOLOGY, 



AT HARVARD COLLEGE, CAMBRIDGE, MASS. 

 jFoun"De"tJ tj ptîbatc subscrfjjtfon, fn 1861. 



No. TOZ (p 



dD-^ruu/yJ^ 



ck^^./O.I',^'^/ 



