PROCEEDINGS 



OF THE 



BIOLOGICAL SOCIETY OF WASHINGTON, 



WITH THE ADDRESSES READ ON THE OCCASION OF THE 



DARWIN MEMORIAL MEETING, 

 MAY 12, 1882. 



PUBLISHED WITH THE CO-OPERATION OF THE SMITHSONIAN INSTITUTION. 



VOLUME I. 



NOVEMBER 19, 1880, TO MAY 26, 1882. 



WASHINGTON: 



PRINTED FOR THE SOCIETY. 



1882. 



