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ENTOMOLOGICAL SOCIETY OF WASHINGTON. 



The fifty-sixth regular meeting of the Entomological Society of Washington, D. C, 

 held November 12, 1889. 



Mr. P. M. Webster and Dr. John Hamilton were elected corresponding members of 

 the society. 



Mr. Howard exhibited a specimen of Xylonomus rileyl Ashm., taken on the Wash- 

 ington Monument. 



Mr. Lugger read some notes on " The migration of the Archippus butterfly," and 

 gave an interesting study of their spring and fall movements. He also noted a 

 similar migration of Vanessa cardui. Dr. E. Thaxter stated in discussion that he had 

 found Archippus wintering along the Gulf of Mexico in immense numbers. 



Mr. Howard read a paper on "A few additions and corrections to Scudder's Nomen- 

 clator Zoologicus." 



Mr. Marlatt gave some "Notes on the abundance of oak-feeding lepidopterous 

 larvae this fall," and named twelve species of macrolepidopterous larvae taken in 

 the course of about an hour. 



Mr. Schwarz read a paper entitled " Caprification," and gave a thorough resume" 

 under the following heads : 



(1) The flower and fruits of the Capri fig and the wild species of Ficus. 



(2) Enumeration of the fig insects and difficulties of study. 



(3) Life history of true fig-insect (Blastophaga) and fertilization of wild species of 

 Ficus and the Capri fig; and 



(4) The true fig tree and the process of caprificatiou. 



Mr. Townsend read a paper on "The fall occurrence of Bibio and Dilophus," in 

 the discussion of which it was conceded that the autumnal occurrence was simply 

 due to an acceleration of development, as they hibernate in a nearly developed state. 



Wm. H. Fox, M. D., 



Recording Secretary. 



