SOCIETIES. 79 



that no two specimens were, alike ; they were taken in January and 

 February. 



MeRMITHOGYNES OF ACANTHOMYOPS NIGER, AND AN EaRWIG WITH RUDI- 

 MENTARY Forceps. — Mr. Donisthorpe exhibited a number of mermitho- 

 gynes of Acantlioinyops (Donisthorpea) niger, L., taken in a populous 

 nest of this ant situated under a large flat stone near a small stream 

 running into the sea at Mother Ivy's Bay, W. Cornwall, on July 7th, 

 1920. Also a number of the worms extracted from the gasters of the 

 ants. One or two worms occurred in each ant. Mr. Donisthorpe 

 further exhibited a live specimen of the common Earwig (Forficula 

 auricularia) taken near Wellington College on September 13th last, the 

 forceps of which were practically absent, being represented by the 

 merest rudiments. 



Heterocera and Diptera chiefly from N. Italy. — Lieat. Ashby 

 exhibited a number of moths taken during the summers of 1918 and 

 1919 in the districts of Vicenza, Arquata Scrivia, and Turin ; also a 

 few from France, including Ligtiicolor fnrvata from St. Martin Vesubie, 

 and from La Granja, Spain. He also exhibited a large number of 

 Diptera from the above Italian localities. 



Paper. — " The full-grown Larva of Lycaena eupheaius, Hb.," by T. 

 A. Chapman, M.D., F.E.S., etc. 



October 2Qth. — Election of Fellows. — Dr. F. G. Rambousek, 

 Prague, Czeckoslovakia ; Messrs. William F. Schlupp, B.Sc. The 

 School of Agriculture and Experiment Station, Potchefstroom, Trans- 

 vaal ; George Harold Skaife, M.A., Agricultural College, Cedara, Natal, 

 S. Africa; and Robert Owen Wahl, B.A,, Groot-fontein School of 

 Agriculture, Middleburg, Cape Province, S. Africa, were elected 

 Fellows of the Society. » 



The New House. — The Chairman, as Treasurer, made a further 

 statement as to the new house and mentioned that the cost of the 

 freehold was £6,250. 



Exhibitions. — Aberration of Brenthis selene. — Mr. E. E. Green 

 exhibited an interesting aberration of B. selene, taken at Camberley on 

 June 24th last. The aberrant characters are more conspicuous on the 

 underside of the wings. The spot at the base of the forewing is miss- 

 ing, and the markings of the outer border are diffused. On the hind- 

 wing the ground-colour is silvery white, with a faint greenish tinge, 

 while the usual red markings are largely replaced by a suffusion of 

 black scaling. The upper surface has the black pattern on the hind- 

 wing diffused, with the spots more or less confluent, those of the 

 median series being united to form a continuous transverse band. 



Butterflies (Delias : Pierinae) migrating in evening from one 



VALLEY TO ANOTHER IN SeLANGOR, F.M.S., AND BACK IN MORNING, ACCOM- 

 PANIED BY MOTH MIMICS (DySPHANIA (EuSCHEMa) GeOMETRINAe) AND THESE 

 AGAIN BY THEIR MOTH MIMICS (PsAPHIS : ChALCOSIINAE : ZyGAENIDAE). 



Prof. Poulton exhibited the following Lepidoptera from Bukit Kutu, in 

 Selangor, close to the borders of Pahang, about 35 miles N.N.E. of 

 Kuala Lumpur — a part of the collection made by Mr. A. B. Sanderson. 



Delias ninas, Wall. — 3 $ . 



Delias pyramus, Wall. — 2 $ 1 $ . 



Dysphania (Eitschema) gldiicesceris, Walk, (regalis, Butl.). — 1 d A 2 J . 



Dysphania (Ettschewa) militaris, L., f. sclanyora, Swinh. — 1 $ . 



