. SOCIETIES. 193 



dealing with the insects attacking stored wheat in the Punjab, and the 

 methods of combating them, by Barnes and Grove. 



Gift op a Microscope. — The Secretary said that Mr. E. E. Green 

 had offered to the Society a valuable Binocular Microscope, for which 

 objectives of 2" to ^" were required, and asked whether any Fellow 

 had spare objectives which he would present. 



Papers. — The following papers were read : — 



" On new and little-known Laf/riidae from S. America," by G. C. 

 Champion, A.L.S., F.Z.S., F.E.S.' 



'' Additions to the Knowledge of the Cctoniidae of British India," 

 by 0. E. Janson, F.E.S. 



" The Condition of the Scales in leaden Males of Ac/riades thetis 

 and other Lyctenids," by E. A. Cockayne, M.A., M.D., P.JE.S. 



" Some Notes on Butterfly Migrations in British Guiana," by C. B. 

 Williams, M. A., F.E.S. 



Commenting on Dr. Cockayne's paper Mr. Bethune-Baker observed 

 that the scales in these specimens were curved triangularly and were 

 very thin instead of fairly solid. Mr. Newman said that such specimens 

 needed to be set at once, if killed with cyanide and relaxed they began 

 to stain in less than six hours, and that this was the case if kept in a 

 dry cyanide bottle. 



March 21.s«. — Election of Fellows. — Messrs. David Hunter, M.A., 

 M.B., The Coppice, Nottingham ; Nicholas J. Kusnezov, The Imperial 

 Academy of Sciences, Petrograd, and Percy A. H. Muschamp, Charter- 

 house School, Godalming, Surrey, were elected Fellows of the Society. 



A SUPPOSED Hybrid Butterfly. — /Dr. T. A. Chapman exhibited a 

 supposed hybrid between Callnplmjs avis and C. rubi. 



A NEW British Elater. — Mr. Donisthorpe exhibited two specimens 

 of an Elater, from Ireland, not in the British list, taken in Co. Kerry, 

 in .June, 1902.. 



Reappearance of Sunset Insects at Dawn. — Mr. Collin said that 

 he had observed that certain Diptera usually to be seen about sunset 

 were also on the wing about dawn, and enquired whether the same 

 fact had been observed in other Orders. 



The "Death-watch" Beetles. — The President asked whether any 

 Fellow could state from his personal knowledge that Anobium domeUi- 

 citm taps in the manner known as the " death-watch." Xestobium 

 teiifiellatii III. B,nd Atropos diinnatoria both tap with the mandibles, and this 

 was shown by Derham to be a sexual call. 



April ith. — Election of Fellows. — Mr. Thos. W. Kirkpatrick, The 

 Deanery, Ely, and Sir Charles Langham, Bart., Tempo Manor, Co. 

 Fermanagh, were elected Fellows of the Society. 



Forms of Papilio priamus. — Mr. G. Talbot exhibited on behalf of 

 Mr. J. J. .Joicey specimens of Papilio (Troidea) priaiiins r. coelextis, Roth., 

 from Rossel Island and St. Aignan, and the allied race urvilleana, 

 Guer., from New Ireland and the Solomons. 



Ova of Stegomyia fasciata. — Mr. A. Bacot exhibited masses of eggs 

 of Stegoiinjia fasciata, the "yellow-fever mosquito." 



Living " Death-watch " Beetle. — The president exhibited a live 

 specimen of Xestobiimi. teasellataiii, and demonstrated its marked power 

 of " ticking " in response to tapping on the table on which the box stood 

 in which it was contained. 



