

2, to'. 



£ 



librar» of % Uhrscmn- 



OF 



COMPARATIVE ZOÒLOGY, 



AT HARVARD COLLEGE, CA3IBRIICE, MASS. 

 tfounScìJ 111; jivftiatD subsctfytfoii, fn 1861. 



From the Library of LOUIS AGASSIZ. 



No. -&-/ J & 



