A'ij ^ ^r 



^ibntriï of tljc ^Utscum 



OP 



COMPARATIVE ZOÔLOGY, 



AT HAEVAED COLLEGE. CAÎIBRirCE, MASS. 



jjounîicîi bi) pvfbatc subscvfptfon, fn 1861, 



From the Library of LOUIS AGASSI Z. 



No. S^'^f- 



