THE 



ENTOMOLOGICAL SOCIETY 



OF WASHINGTON 



ORGANIZED MARCH 12, 1884. 



The regular meetings of the Society are held on the first Thursday of 

 each month, from October to June, inclusive, at 8 p.m. 



Annual dues for members are $3.00; initiation fee $1.00. Members are 

 entitled to the PROCEEDINGS and any manuscript submitted by them is given 

 precedence over that submitted by non-members. 



OFFICERS FOR THE YEAR 1919. 



Honorary President E. A. SCHWARZ 



President E. R. SASSCER 



First Vice- President W. R. WALTON 



Second Vice-President A. B. GAHAN 



Recording Secretary R. A. CUSHMAN 



Corresponding Secretary-Treasurer S. A. ROHWER 



U. S. National Museum, Washington, D. C. 



Editor A. C. BAKER 



East Falls Church, Va. 



Representing the Society as a Vice- President of the Washington Academy of 

 Sciences. . . .S. A. ROHWER 



EXECUTIVE COMMITTEE. 



THE OFFICERS. 

 A. N. CAUDELL. A. L. QUAINTANCE. CHAS. R. ELV. 



PROCEEDINGS 

 ENTOMOLOGICAL SOCIETY OF WASHINGTON. 



Published monthly, except July, August and September, by the Society 

 at Easton, Pa., and Washington, D. C. Terms of subscription: Do- 

 mestic, $4. 'OO per annum; foreign, $4.25 per annum; recent single numbers, 

 50 cents, foreign postage extra. All subscriptions are payable in advance. 

 Remittances should be made payable to the Entomological Society of 

 Washington. 



Advertising rates on application to the Corresponding Secretary. 



Authors of leading articles in the PROCEEDINGS will be entitled to 25 

 separates of each contribution, free of charge, provided the Editor is notified 

 before page proof is returned. Additional copies may be had at rates fixed 

 by the Society. Certain charges are made on illustrations and there are 

 rules and suggestions governing the make-up of articles published. Con- 

 tributors may secure information on these points by application to the Editor 

 or Corresponding Secretary. 



