44 [OCTOBKH 



inches in diameter. The length of its channel is about eight inches. 



The specimens of wood containing this insect, were first obtained by 

 Mr. George Newman, from the neighborhood of Germantown. 



Doryphora trimaculata, (^Fabr.) — The larvoe of this insect may be 

 taken during the latter weeks of July, and the early weeks of August, 

 feeding on the leaves of the Asclepias Phi/tiAaccoidcs. It is nearly hem- 

 ispherical in shape and of a light orange color, with the exception of the 

 thoracic portion which is nearly black. A row of black spots on each 

 side, marks the position of the spiracles. The pupoe require about a 

 week to perfect themselves. 



STATED MEETING, October 14. 



President Newman in the Chair. 

 Fifteen members present. 



REPORT OF COMMITTEE. 



The Committee on Baron Osten Sacken's paper read September 0th, 

 reported in favor of its publication in the Proceedings of the Society. 



DONATIONS TO CABINET. 



713 specimens of Coleoptera, presented by J. D. Wingate. 

 320 specimens of Coleoptera, presented by Henry Ulke. 

 12 specimens of Diptcra., presented by Dr. T. B. Wilson. 

 7 specimens of Diptera, presented by William Evett. 



4 specimens of JTi/mrnojJtera, 3 Hcmipitera, and 8 Coleoptera, present- 

 ed by James H. B. Bland. 



5 specimens of Lepidoptera, presented by George Hill. 

 5 specimens of Ijcpiduptera^ presented by Charles Wilt. 

 4 specimens of Coleoptera^ presented by Henry Feldman. 



Total, — 1076 specimens. 



DONATIONS TO LIBRARY. 



Species general des Lepldopdhres^ Deltoides et Pyralltes. Par M. A. 

 Guenee. Paris, 1854. 



Catalogue of British Lspidoptera in the Collection of the British Mus- 



