11 MONTHLY PROCEEDINGS 



supplement, pp. 225-248, 1 plate; vol. 6, pt. 1, pp. 321-336, 2 plates. 

 Hymenoptera, pp. 129-144, 1 plate. Lepidoptera Rhopalocera, vol. i, 

 pp. 353-360. Lepidoptera Heterocera, vol. i, pp. 89-112, 2 plates. 

 Rhynchota, pp. 297-304, 2 plates. By purchase. 



Communication No. 18] was read and referred to the Committee on 

 Publication. 



The Conservator reported that specimens lately in the hands of spe- 

 cialists had been returned to the cabinet. 



February 23, 1885. 

 Director Dr. Horn in the chair. 



The following additions to the Library of the American Entomological 

 Society were announced : — 



Canadian Entomologist, vol. xvi. No. 12. From the Editor. 



Papilio, vol. iv, Nos. 7-8. From the Editor. 



Journal of the New York Microscopical Society, vol. i, No. 1. From 

 the Society. 



Acronycta betulae, n. sp. by C. V. Riley. From the Author. 



Entomologist's Monthly Magazine, No. 249, February 1885. From 

 the Conductors. 



The Publication Committee reported in favor of the publication of a 

 paper entitled : On the Systematic Position of certain Lepidoptera, by 

 John B. Smith. 



Communication No. 182 was read and referred to the Publication 

 Committee. 



The Conservator reported progress in the work on the general collec- 

 tion. 



Dr. Horn illustrated by drawings the presence of sexual differences in 

 sculpture on the under side of the prothorax of Stenosphenus, and 

 explained their utility as an aid in the separation of species. 



During a discussion on the subject the prevailing opinion of the mem- 

 bers seemed to be favorable to the use of Naphthaline as a protective 

 means in cabinets. 



March 23, 1885. 



Director Dr. Horn in the chair. 



The following additions to the Library of the American Entomological 

 Society were announced : — 



Canadian Entomologist, vol. xvii, Nos. 1-2. From the Editor. 



