168 [J"iy. 



the tentli abdominal segment is somewlmt conical ov tubular in form, and pro- 

 jects beyond the ninth segment so as to be visible from above. Mr. O. E, 

 Janson exhibited the four new species of Cetoniidae of the genera Clerota, 

 Pseuflocalcothea, and Anatona, described in the paper subsequently read, and 

 made some remarks on their characters. Mr. A. Bacot desired to call atten- 

 tion to a very valuable paper, by Barnes and Grove, in the ' Memoirs of the 

 Department of Agriculture in India' (Nov. lf)16. Vol. iv, No. 6), dealing with 

 the insects attacking stored wheat in the Punjab, and the methods of combating 

 them. The Secretary said that Mr. E. E. Green had offered to the Society a 

 valuable Binocular Microscope, for which objectives of 2" to -J" were required, 

 and asked whether any Fellow had spare objectives which he would present. 



The following papers were read: — "On new and little-known Lrtf/riidae 

 from S. America," by G. C. Champion, A.L.S., F.Z.S., F.E.S. " Additions to 

 the Knowledge of the Cetoniidae of British India," by O. E. Janson, F.E.S. 

 "The Condition of the Scales in leaden Males of Agriades thetis and other 

 Lycaenids," by E. A. Cockayne, M.A., M.D., F.E.S. "Some Notes on 

 Butterfly Migrations in British Guiana," by C. B. Williams, M.A., F.E.S, 



Wednesdmj, March 2\st. — The President in the Chair. 



Messrs. David Hunter, M.A., M.B., The Coppice, Nottingham ; Nicholas 

 J. Kusnezov, The Imperial Academy of Sciences, Petrograd ; and Percy A. H. 

 Muschamp, Charterhouse School, Godaliuing, Surrey, were elected Fellows of 

 the Society. 



Br.T. A. Chapman exhibited a supposed hybrid between CaJlophrys avis&ndi 

 C. nd^i. Mr. Donisthorpe exhibited two specimens of an Elater from Ireland, 

 not in the British list, taken in Co. Keri-y, in June 1902.* Mr. Collin said that 

 lie 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 ob- 

 served in other Orders. The President asked whether any Fellow could state 

 from his personal knowledge that Anohmm domesticwn taps in the manner 

 known as the "death-watch," Xesfobium tessellattim and AtrojMS dimnatoria 

 both tap with the mandibles, and tliis was shown by Derham to be a 

 sexual call. 



Wednesday, April Mh, 1917. — The President in the Chair. 



Mr, Thos. W. Kirkpatrick, The Deaner}', Ely, and Sir Charles Langham, 

 Bart., Tempo Manor, Co, Fermanagh, were elected Fellows of the Society. 



Mr, G. Talbot exhibited, on behalf of Mr, J, J, Joicey, specimens of Papilio 

 { 7'roides) priamus coelesfis Roths., from Bossel Island and St. Aignan, and the 

 allied race urvUleana Guer,, from New Ireland and the Solomons, Mr. A. 

 Bacot exhibited egg-masses cf Stegomyia fasciata, the " yellow-fever mos- 

 quito." The President exhibited a live specimen of Xestohium tessellatu?n, and 

 demonstrated its marked power of ^'ticking" in response to tapping on the 

 table on which the box stood in which it was contained. 



The following paper was read, illustrated by the epidiascope : — " Revision 

 <of the Genus Tarucus," by G. T. Bethune-Baker, F.L.S., F.Z.S. — Geo. 

 Wheeleb, Hon. Secretary. 



" Mr. Donisthorpe (' Irish Naturalist,' June 1917, pp. 99-100) refers this species to E. praeustus 

 r.— Eds. 



