﻿96 THE ENTOMOLOOIST. 



December 1st, 1914. — Mr. A. W. Mera exhibited a mixed gynan- 

 dromorph of Saturnia carpini, right side predominantly male but 

 with large female patches, antennae intermediate, a regularly halved 

 gynandromorph of Boarmia repandata, left side female, right male. 

 Mr. V. E. Shaw, an Amorpha populi bred June 10th, 1909, left side 

 male, right female, antennae, genitalia and wing markings, the line of 

 division along the centre of the body being clearly defined. — Dr. E. A. 

 Cockayne, Polyomviatus icarus, a symmetrical gynandromorph with 

 upper side predominantly male, under side predominantly female; 

 another of the same species predominantly female, but with streaks 

 of male colour on right fore wing and both hind wings. Androconia 

 were numerous on the male areas and the genitalia externally purely 

 male. Eour gynandromorphous A. populi, all showing mixture of 

 male and female parts in their external genitalia, three were pre- 

 dominantly female in their internal organs, having ovaries but no 

 testes, the other was predominantly male. A Smerinthus hybr. 

 hybridus, male. Two gynandromorphous Anthrocera liippocrepidis 

 (doubtful), a heterochroic gynandromorph of Hemerophila abruptaria, 

 right side male, ab. fuscata, left side female, typical. A heterochroic 

 gynandromorph of Abraxas ulmata, right side male, ab. pantarioides, 

 left side female, typical. Thirty-seven gynandromorphous Agriades 

 coridon with one side smaller than the other, and hairy blue scales 

 and androconia on the smaller side. One with blue scales and 

 androconia on both sides, two with streaks female colour. Also 

 drawings of dissections of gynandromorphous lepidoptera of various 

 species. — Mr. H. B. Williams, a regularly halved gynandromorph of 

 Fidonia piniaria, left side female, right male ; a female Ematurga 

 atomaria with wing coloration of the male ; a female Euchloe carda- 

 mines with a splash of male colour on the under side of left fore 

 wing ; a regularly halved gynandromorph of Amorpha populi, left 

 side female, right male ; a mixed gynandromorph of the same species, 

 left wing and antenna female, right antenna and (apparently) wing 

 intermediate, body apparently male. Also specimens of Agriades 

 coridon abs. incequalis, Tutt, and roystenensis. — Dr. Cockayne de- 

 livered an instructive and interesting address on " Gynandromor- 

 phism." — Mr. L. Prout, series of Cidaria truncata and C. immanata 

 from a Scotch locality, showing considerable variation. 



December 15th, 1914. — Mr. L. B. Prout, a short sei'ies of 

 Melanthia bicolorata bred from Forres ova, showing an interesting 

 modification of the plumbata form of variation, the fore wing being 

 largely infuscated, but with parts, in particular a broad subterminal 

 line, remaining white, while the hind wing showed infuscation in the 

 terminal region only. The following officers were elected for 1915 : — 

 President: Dr. E. A. Cockayne, M.A., M.D., F.E.S.; Vice-Presidents: 

 Mr. A. Bacot, Eev. C. E. N. Burrows, Dr. T. A. Chapman, Messrs. 

 M. Greenwood, F. J. Hanbury, A. W. Mera, L. B. Prout, E. W. 

 Eobbins; Trustees: Messrs. A. W. Mera, C. S. Nicholson, L. B. 

 Prout ; Librarians : Messrs. W. B. Glegg and A. L. Mera ; Curators : 

 Messrs. S. Austin, C. S. Nicholson, A. J. Wellsdon ; President of 

 Eesearch Section : Mr. E. B. Bishop ; Treasurer : Mr. F. G. Dell ; 

 Secretaries: Messrs. J. Eoss and H.B.Wilhams; Council: Messrs. F.B. 

 Cross, L. B. Hall, L. W. Newman, H. E. Stevenson, H. Worsley Wood. 



