1830. ANNIVEESARY MEMOIRS OF THE BOSTON SOCIETY OF NATDEAL HISTORY. 1880. 



ON THE IDENTITY 



OP THE 



ASCEroiNG PROCESS OF THE ASTRAGALUS IN BIRDS 



WITH THE MTERMEDIUM. 



BY EDWARD S. MORSE, 



BOSTON : 



PUBLISHED BY THE SOCIETY. 



1880. 



