proceedings: entomological society 179 



feet long: where the water was going down at rates of 6.1, 7.8, and even 

 9.8 feet per second. Tliey were perfectly helpless when it was raised 

 to 13.5 feet per second. 



These figures show that for a few feet at least this species can swim 

 through water flowing al)out 10 feet per second. That is the same 

 figure suggested for the salmon by two different investigators and is 

 the limit suggested for fishways by a third. 



The paper was discussed by William Palmer, A. N. Caudell, 

 Vernox Bailey, Paul Bartsch, H. M. Smith, E. A. Goldman, and 

 R. W. Shufeldt. 



W. E. Safford: Natural history of Paradise Key, Florida. 



Mr. Safford's paper was illustrated b\^ numerous lantern slides and 

 is to be published in the Annual Report of the Smithsonian Institution. 



M. W. Lyon, Jr., Recording Secretary. 



EXTOIMOLOGICAL SOCIETY OF WASHINGTON 



The 309th regular meeting of the Society was held at the Saenger- 

 bund Hall, January 4, 1918; called to order by President Sasscer; 

 2(3 members and 10 visitors were present. 



A resolution was adopted providing for a permanent entertainment 

 fund to be administered by an Entertainment Committee appointed 

 b}^ the Executive Committee. 



Articles III (Members) and VII (Fees) of the Constitution were 

 amended. 



The regular program consisted of the address of the retiring Presi- 

 dent, Prof. C. R. Ely, upon Recent entomological chemistry. This in- 

 teresting review of literature called forth considerable discussion, par- 

 ticipated in by Messrs. Middleton, Sasscer, G. G. Ainslie, Woglum, 

 Baker, Wood, and Bishop. 



At the close of this discussion the Society was entertained by some 

 brief remarks from two of our visitors, Prof. A. L. Lovett, of the 

 Oregon Agricultural College, and Mr. R. H. Allen, of ]\Iassachusetts. 



Mr. Paixe exhibited some interesting photographs made under 

 artificial light. 



The 310th meeting of 'the Society was held at the Cosmos Club, 

 February 7, 1918; called to order by the President; 29 members and 

 9 visitors were present. 



The annual report of corresponding-secretary-treasurer was ac- 

 cepted. The corresponding secretary announced the following changes 

 in the pubhcation of the Proceedings: The Proceedings will appear in 

 nine numbers per year instead of four, and will carry advertising. The 

 cover will be printed on the same kind of paper as the text, the seal 

 omitted, and in the space now occupied by the seal will appear the table 

 of contents. Each page will carry a running head which will consti- 

 tute a complete citation, and the printing of the list of members pres- 

 ent at meetings as well as all business transacted at the meetings will 



