

Är/.j 



A l r x A cnn ai n- 



^ibrarg of t^c liiuscum 



OP 



COMPARATIYE ZOÖLOGY, 



AT HARTARD COLLEGB, CAUBRIDGE, MASS. 

 jrounticTi bj prfbate subscrfptfon, fn 1861. 



Deposited by ALEX. AGASSIZ. 



