

IJibnirn of tljc gluscum 



OF 



COMPARATIYE ZOOLOGY, 



AT nARVARD COLLEGE, CAMBRIDCE, MASS. 

 jFounlJct) l)]) pribntc siiOscvfiJifon, fn ISGI. 



From the Library of LOUIS AGASSIZ. 



No. ^ ^/^ r 



^f^ 



