XtATÖV)^/Vv\ \^^H 



If ibraro üf tljß Sl^se^lm 



OF 



COMPARATIYE ZOÖLOGY. 



AT HARVARD COLLEGE, CAMBRIDGE, MASS. 

 J^ounDc'ö 1)1) pvibate suüsrrfptfon. fn l8öl. 



Deposited by ALEX. AGASSIZ. 



No. U)tDH2, 



