ibrarn of tbe Hlusnim 



^ o 



COMPARATIYE ZOÖLOGY, 



AT DAßVARD COLLEGE, CAIIBRIBCE, MASS. 

 J^ouutic'd 1)1) pvibntc suüsrviption, in 1861. 



Deposited by ALEX. AGASSIZ. 



No. I^,(J3j1i 



