Vol. 34, pp. ix-xiv 



PROCEEDINGS 



OF THE 



BIOLOGICAL SOCIETY OF WASHINGTON 



PROCEEDINGS. 



The Society meets from October to May, on alternate 

 Saturdays, at 8 p. m. All meetings during 1921 were held in 

 the new lecture hall of the Cosmos Club. 



January 8, 1921— 618th Meeting, i 



President N. HoUister in the chair; 62 persons present. 



Mr. E. G. Runyan elected to membership. 



President Hollister announced the membership of the Com- 

 mittee on Publications as follows: Chas. W. Richmond, 

 Chairman, and J. H. Riley, T. E. Snyder, F. C. Lincoln. Also 

 the Committee on Communications: S. A. Rohwer, Chairman, 

 and Chas. E. Chambliss, J. S. Gutsell. 



Informal communications: J. M. Aldrich, Exhibition and 

 notes upon caterpillars of Coloradia 'pandora Blake; David 

 Fairchild, Note upon the edibility of certain borers; A. S. 

 Hitchcock, Note upon botanical codes. 



Formal communications: L. O. Howard, Some views of the 

 fight in southern France last summer against the Moroccan 

 Locust, and A visit to the home of Henri Fabre; S. F. Blake, 

 Sexual differences in the coloration of the Spotted Turtle. 



January 22, 1921— 619th Meeting.2 



President Hollister in the chair; 112 persons present. 

 New members were elected as follows: Arthur J. Poole 

 and Mrs. Marion G. Brown. 



Informal communications: Paul Bartsch, Note upon the 



lAbstract in Journ. Washington Acad. Sci., vol. 11, p. 241, May 19, 1921. 

 2Abstract in Journ. Washington Acad. Sci. vol. 11, p. 262, June 4, 1921. 



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