ENTOMOLOGICAL NEWS 



Vl 



PROCEEDINGS OF THE ENTOMOLOGICAL SECTlOiN: 



ACADEMY OF NATURAL SCIENCES, PHILADELPHIA. 



Vol. IV. 



SEPTEMBER, 1893. 



No. 7. 



CONTENTS: 



Hamilton— Medico-Entomology.. 217 



Bean — Food-plants of Grapta zephyrus 220 



Smith— Elementary Entomology 221 



Bassett— On the genera of Cynipidae-- 223 

 Fyles — Early stages of P. bimaculata... 225 



Oslar — Los Angeles Rhopalocera 226 



Editorial 228 



Economic Entomology 229 



Notes and News 233 



Entomological Literature 236 



Entomological Section 241 



Townsend — Stem gall on E. nevadense 242 

 Dyar— Life-history of P. eurymedon.... 243 

 Owen — Peculiar form of Arg. erinna.... 246 

 Townsend — Tick from ear of Coyote... 246: 



Kenyon — New Myriapoba from Neb 247 



Neumoegen & Dyar — An undescribed 

 form of Gloveria 248 



Our illustration this month represents the upper and under- 

 sides of two species of Argynnis lately described by Mr. W. H. 

 Edwards. The specimens are in the fine collection of Prof Edw. 

 T. Owen, of Madison, Wis., and the negative from which the 

 half-tone was made w^as supplied by Prof Owen. Next to the 

 Hesperidae, the species of Argy7inis are probably the most diffi- 

 cult to illustrate in this way. The species were described in the 

 " Canadian Entomologist." 



MEDICO-ENTOMOLOGY. 



By John Hamilton, M.D., Allegheny, Pa. 



Stinging by Hymenoptera. In continuation of this subject 

 from an article on p. 51 of this volume, and volume i, p. 143, it 

 is desired to place on record the result of a personal experiment 

 made by the writer last Summer. 



The muscle and nerve which pass over thg point of the elbow 

 were injured by a fall, and six weeks afterwards remained quite 

 painful. In August, while collecting, some wasps {Polistes) were 

 observed on some flowers, and a trial of the efficacy of stinging 



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