Ao((. 



^ 'ÖS' 



BIBLIOTHEQÜE 3 



DE 



IL(DlffllS ^(BiiS^Iia» 



OP 



COMPARATIVE ZOÖLOGY, 



AT HARVARD COLLEGE, CAMBRIDGE, MASS. 

 JFounöc» bj jivfbate subsctfiitfon, fn 1861. 



From the Library of LOUIS AGASSIZ. 



iVÖ. ^^sP. 



