

-P+ftX. 



Jf ibrarj) of % pustum 



OP 



COMPARATIVE ZOÖLOGY, 



AT HAßYARD COLLEGE, CAMBRIDGE, MASS. 

 jFounöcü fij) prlbate sutscrfptfon, in 1861. 



From the Library of LOUIS AGASSIZ. 

 No. ff~j> *7 _ 



7 i . J i 



