PROCEEDINGS 



OF THE 



ENTOMOLOGICAL SOCIETY 



OF WASHINGTON. 



VOL. XIII JANUARY MARCH, 1911 No. 1 



MEETING OF MARCH 3, 1910. 



The 238th meeting of the Society was entertained by Mr. 

 Marlatt at his home, 1521 Sixteenth Street, NW., on the 

 evening of March 3, 1910, and there were present Messrs. 

 Barber, Burke, Caudell, Crawford, Crumb, Dyar, Gahan, 

 Gill, Hatnmar, Heidemann, Hopkins, Howard, Knab, Mar- 

 latt, Morgan, Peairs, Popenoe, Rohwer, Runner, Sasscer, 

 Schwarz, Walford, Webb, and Webster, members, and Messrs. 

 N. Kourdumoff, P. R, Myers, W. Postiff, and E. W. Wall, 

 visitors. 



The minutes of the previous regular meeting. and of the 

 special meeting of February 19 were read and approved. 



Mr. C. B. Hardenburg, of Pretoria, Transvaal, was pro- 

 posed for corresponding membership and the name referred 

 to the Executive Committee. 



The President announced that he had appointed as a com- 

 mittee to draw up a biography of Mr. Ulke, Messrs. Howard, 

 Schwarz, and Banks. 



A letter from Mr. Titus Ulke expressing thanks for the 

 action of the Society was read. 



The first paper of the evening was "Trends of Diffusion in 

 Insects," by Professor Webster. 



The second paper was "Notes on the Grass-feeding Hemi- 

 leucas and their Allies," by Dr. Dyar. 



The last paper, "The Stridulations of some Cone-headed 

 Grasshoppers," by Mr. Allard, was read by title. 1 



Already published, Proc. Ent. Soc. Wash., xn, 121, 1910. 



