Editorial Staff 



E. G. CON KLIN Princeton University. 



GEORGE T. MOORE The Missouri Botanic Garden. 



T. H. MORGAN Columbia University. 



W. M. \YIIHKLER Harvard University. 



E. B. WILSON Columbia University. 



BNtor 



FRANK R. LILLIE The University of Chicago. 



All communications and manuscripts should be sent to the Man- 

 .rjng Editor, the University of Chicago, Sept. I5th to June I5th, or 

 \\'oods Hole, Mass., June I5th to Sept. I5th. Subscriptions and other 

 m.itUT should be addressed to the Biological Bulletin, Prince and 

 Lemon Stn-rts, Lancaster, Pa. 



