PROCEEDINGS 



OF THE 



ENTOMOLOGICAL SOCIETY 



OF 



WASHINGTON 



VOLUME XIX, Nos. 1-4 

 MARCH, JUNE, SEPTEMBER, DECEMBER, 1917 



PUBLISHED QUARTERLY BY THE SOCIETY 

 OFFICE OF PUBLICATION 



2419-21 QREBNMOrjNT AVB. 

 BALTIMORE, MD. 



EDITORIAL OFFICE 



WASHINGTON, D. C 



Entered aa spoond-claaa matter at the poatofBoe at Baltimore, Md., February 28, IMS, 

 under the Art of August 24, 1912 



