82 



Mr. West exhibited a series of the Heteropteron, Mecomina 

 anihnlans, taken at Lewisham, in damp situations. 



Mr. Ashby exhibited a series oi Aromia moschata, including 

 a living specimen from the banks of the Lea at Tottenham. 

 He said they were abundant, but confined to a few willow 

 trees, and called attention to their strong aroma, which he 

 said was very distinguishable in the neighbourhood of the 

 trees. Most of the specimens were obtained quite ten feet 

 from the ground. 



Several members had seen Colias edusa this season, and 

 Mr. Clark had received ova from Ivybridge in Devon. 

 Pyraineis cardui had been observed in numerous places, and 

 Pltisia gamma was reported as occurring everywhere. Colias 

 hyalc had been seen at Eastbourne. 



AUGUST gth, 1900. 



Mr. A. Harrison, F.L.S., Vice-President, in the Chair. 



Mr. H. Moore exhibited a specimen oi Sirex gigas taken in 

 Rotherhithe, and no doubt bred in the timber brought to the 

 docks ; also three species of Orthoptera taken by himself in 

 Folkestone Warren, viz. : — Leptophyes pnnctatissiina, TJiamno- 

 irizoii cinereus, and Platycleis grisea. 



Mr. Adkin exhibited a series of Melanippe fluctuata, taken 

 this year at Lewisham, and commented on the variation in 

 the central band. The three main types were : — (i) A strong 

 band, very complete. (2) A half band, strongly marked. (3) A 

 distorted band, approaching somewhat to var. costovata. 



Mr. Carpenter exhibited two nests of a leaf-cutting bee 

 found in the folds of an old sack. Each consisted of a string 

 of cells one behind the other, and it was questioned, if the 

 first cell made and tenanted produced an imago first, how the 

 insect escaped. Dr. Chapman said that all the bees in one 

 nest would emerge about the same time, and that among the 

 Hymenoptera individuals often remained in their cell fully 

 developed, until suitable weather occurred. 



Mr. Blenkarn exhibited a very fine-bred smoky specimen 

 of Cosmotriche (Odonestis) potatoria, from Eastbourne. 



Mr. F. M. B, Carr exhibited a series of Psilura moiiacha, 

 and contributed the following note : 



" The larvcc were beaten from oak in the New Forest, 

 June 8th and 9th, and were then quite small. They fed up 

 very rapidly on oak, and the first one pupated June 22nd. 

 The first imago, a male, emerged July gth. The emergence 

 of the others was : 



