88 



figures of the various forms of the larvtie of Eupitheda assimi- 

 lata and E. abbreviata. 



Islv. C. Talbot, on bfthalf of Mr. J. J. Joicey, exhibited lopi- 

 dopcera from the iiioiintains of Cenr,i-,i,l Cefaiii, Dutch New Guinea, 

 French Guiana and Hainan ; also the foUovviui; aberrations of 

 British Lepidoptera : — PierU napi, gynandromorph ; Colia edusa, 

 ? , with left forewing helice ; Fyranieiii cardiii, rayed form, Margate ; 

 Aglais iirticae, pale form, Chilterns, taken by G. B. Oliver, 1918; 

 Anjijnni^ paphia, very dark, New Forest, taken by Ford, 1915 ; A. 

 cydippe (adippe), very dark, Burnt Wood, ex. Coll. Webb. ; A. aglaia, 

 Brockenhurst, taken by Rev. Wolseley, 1888; Melitaea enphrosyne, 

 form with obsolete markings, Abbots Wood, ex. Madison Coll. ; M. 

 enplirosyve, very dark, asymmetrical form, ex. Coll. Noakes, 1905 ; 

 Arctia caja, forewing entirely brown, hindwing black, bred by Batty, 

 Manchester; A. caja, asymmetrical aberration, York, bred by 

 Jackson; A. caja, very light form, ex. Gibbs Coll.; A. vilUca, 

 asymmetrical dark aberration, Bexley ; Paraaemia plantai/inu, very 

 dark form, bred by Jackson from larvae found in Wales ; P. fnli- 

 (jinnsa, large form with unusual colouring on hindwing, Kent ; 

 Diap/iora niendica, streaked form, New Forest; D. meudica, iorm. 

 with marginal lines, bred by Tutt ; B. qtiercns, dark ^ form, 

 Aberdeen : B. quercus, unicolorous J form, ex. Capper Coll. 



Professor E. B. Poulton, F.R.S., exhibited a series of batterfiies 

 {Delias : Pieiinae) which had been captured migrating from one 

 valley in Selangor, F.M.S., to another in the evening and back 

 again next morning, accompanied by moth mimics {Dysphania — 

 Eiischeiiia : Geometridae), and these again by their mimics {Psaphis 

 = Canerkes : Chalcomnae : Zyyaenidae). They were observed and 

 captured during March, 1920, by A. R. Sanderson, (See 

 " Proceed. Ent. Soc. Lond.," 1920). 



Messrs. 0. R. and A. de B. Goodman exhibited the following 

 British species showing graduation in coloration and markings : — 

 Papiliii iiiachaon from Wicken, showing increase in markings, in- 

 cluding presence of orange in lunules of lower wings, with ova, 

 larva and pupa ; Eiichlo'e cardainines, showing variation in size of 

 discoidal spot on forewing ; Colias edusa var. helice ; Pa) urge aegeria, 

 showmg increase in pale areas ; Pyrameis cardni, a dark var. ; 

 Aglain iirticae, a diminution in dark areas : Melitaea aurinia, forms 

 from Carlisle and Dorset ; Bithya quercus, male, showing female 

 coloration ; Ituinicia phlaeas ab. semi-schmidtii ; Plebeius aegoii 

 and Polyuiiiiiiatus icarus, females, with blue scales ; Ayriades coridon 



