A^ti^ Agaaoig. — 



lÜbrarii üf lljc Utitscxim 



OF 



COMPARATIYE ZOÖLOGY, 



AT flALVARÜ COLLEGE, CAIIERIIICE, MASS. 

 j/ountirt bv ptibnte subsccfptfon, fn 1S61. 



Depositedby ALEX. AGASSIZ. - 



No. /3,^U 



