j£t)itonal Staff 



E. G. CoNKLiN — Princeton University. 



Jacques Loeb- — The Rockefeller Institute for Medical Research 



Gk^rge T. Moore- — The Missouri Botajiic Garden. 



T. H. MoRGAN^ — Columbia University. 



W. M. Wheeler — Harvard University. 



E. B. Wilson — Columbia University. 



/iDanaing 3£&itot 



Frank R. Lillie— 77^^ University oj Chicago. 



All communications and ipanuscripts should be sent to the Managing 

 Editor, the University of Chicago, Sept. 15th to June 15th, or Woods 

 Hole, Mass., June 15th to Sept. 15th. Subscriptions and other matter 

 should be addressed to the Biological Bulletin, 41 North Queen Street, 

 Lancaster, Pa. 



