Alex. Agassiz. 



i^ibrarg ai tta lltimeum 



o 

 OF 



COMPARATIVE ZOOLOGY, 



AT HARVARD COLLEGE, CAMBRIDGE, MASS. 

 JFounîieîi ôg prîbate subscriptton, in 1861. 



Deposited by ALEX. AGASSIZ. 



No. 13,3a 



