HARVARD UNIVERSITY 



-^ 



Library of the 



Museum of 



Comparative Zoology 



^./é).^ 



or 



COMPARATIVE ZOOLOGY, 



AT niRVAED COLLECE, CAIBRIICE, MASS. 

 iFounticti bj) pvibatE subscvrptfaii, in 1861. 



From the Library of LOUIS AGASSIZ. 



No. -^^Z '^^■ 



