y-v 'jyt ■ULift.irg'p?!''' t^^mfis 



Bebout^d I'^'H 



Al,KX. A«iASSIZ. 



3£tbrarn of tbc Bluscum 



OF 



COMPARATIVE ZOOLOGY, 



AT HARVARD COLLEGE, CAMBRIDGE, MASS. 

 JFountirti bu prtijate subscviption, in 18fil. 



Deposited by ALEX. AGASSIZ. 



jVo. J 52 1 



