1S38.] 191 



also exhibited, on behalf of Mr. Mosley, a case illustrating the life-history of the 

 Hessian Fly, with examples of infested straw ; and, on behalf of Mr. Bignell, a 

 case of British galls, with gall flies, and contributed notes ; Mr. Fenn, on behalf of 

 Mr. T. D. A. Cockerell, caddis-eases, Helicopsyche, sp. ?, a genus of Trichoptera from 

 Divide Creek, Grarfield County, Colorado, which very closely resemble the shells of 

 the genus Valvata ; Mr. R. Adkin exhibited series of Spilosoma mendica, Clerck, 

 including males varying in colour from creamy-white to smoky-brown, and females 

 of the usual white form, bred from ova from Co. Cork, &c. : he remarked that the 

 light coloured males were the var. rustica, Hiib., that it had been taken both in the 

 north and extreme south of Ireland, but that he had no definite record of it from 

 the central or western districts ; Mr. West (of Streatham) exhibited specimens of 

 Locustidce from Switzerland. 



December 8th, 1887. — The President in the Chair. 



Messrs. W. White, F.E.S., A. J. Hodges, J. H. Leech, F.L.S., F.Z.S., G-. H. 

 Verrall, F.E.S., F. Grut, F.L.S., F.E.S., F. J. Winkley, A. Waterhouse, H. A. 

 Yardley, and G-. B. Eoutlidge, were elected Members. 



Mr. Sheldon exhibited examples of the spring and summer broods of Scoparia 

 angustea, St., and called attention to the larger size of the summer brood ; Mr. Ince, 

 a comparative series of Nepa cinerea, L., and remarked on the colour of the 

 abdomen, ranging from red in some specimens to black in others ; Mr. Tutt, 

 examples of Micro-Lepidoptera, showing system of setting specimens unpinned, as 

 advocated by Mr. Gr. Coverdale some time ago. Mr. Fenn read notes received from 

 Mr. T. D. A. Cockerell on a case of mimicry between Vanessa Antiopa, L., and a 

 species of Locustidce in Colorado. — H. W. Baekee, Sow. Secretary. 



Entomological Society op London : Dec. Itli, 1887. — Dr. David Shaep, 

 F.Z.S., President, in the Chair. 



Mr. C. E. Stanley-Phillips, of Shooter's Hill ; Mr. H. W. Barker, of Peckham ; 

 and Herr E. Gr. Honrath, of Berlin, were elected Fellows. 



Mr. Jenner Weir exhibited, and made remarks on, twelve specimens of Cica- 

 detta hcBtnatodes, collected last summer in the New Forest by Mr. Charles Gulliver. 

 Only one of the specimens was a male, from which it was inferred that the males 

 were more active than the females, and quickly retreated when disturbed. 



Mr. McLachlan exhibited a specimen of Pterostichus madidus, F., which he had 

 recently found in a potato. It seemed questionable whether the beetle had been 

 bred in the cavity or had entered it for predaceous purposes. Mr. Theodore Wood, 

 Mr. Kirby, and Mr. Herbert Cox took part in the discussion which ensued. Mr. 

 McLachlan also exhibited two specimens of a species of Trichoptera — Neuronia 

 clathrata, Kol. — which occurred rarely in Burnt Wood, Staffordshire, and elsewhere 



