49 



butterflies, with British and Central European examples for 

 comparison. The series included a line set of Argynnis pan- 

 dora, A. niobe, with var. cris, Satynts pricuri, and a fine row 

 of Erebia zapateri. 



Mr. Sich exhibited specimens of the new British species 

 Argyrestliia illuminatella, with A. pvcccocclla and A. atmoviclla 

 for comparison. 



Mr. R. South exhibited the following forms and aberrations 

 of British butterflies : 



Aberrations of Aphantopus (Enodia) hyperanthus : (i) ab. 

 lanccolata ; (2) ab. vidua ; (3) ab. arete ; (4) ab. ccuca ; (5) ab. 

 obsoleta. 



Aberrations of Breiithis (Argynnis) euphrosync, one with 

 markings on fore wings reduced, and a black patch occupying 

 nearly the whole of the basal two thirds of the hind wings. 



Melitcea aurinia : forms from Ireland, Wales, and Cumber- 

 land. 



Epincphile tithonus ($) : specimens showing modifications of 

 band on fore wings, and of bands on hind wings. 



Pararge mcgcura (g), showing extra apical spots, and a ? 

 with very wide lines on fore wings. 



Gonepteryx rhamni : ©range-tinged S from West Kent. 



Zcphyrus (Ruralis) bctnla 1 , showing ab. in marking in both 

 sexes. 



Polyommatus (Lycccna) corydon, with two examples of var. 

 syng'rapha from Wiltshire — one with hind wings, syngrapha, 

 and fore wings normal, from Eastbourne, and a greyish-brown 

 ? from Horsley. 



Chysophanus phlceas : one var. clcns and three pale-coloured 

 specimens, all from Surrey. 



On behalf of Rev. W. Claxton, Mr. South exhibited the 

 following forms and varieties of British Lepidoptera : 



Cosmotrichc (Odoucstis) potatoria, yellow and partly yellow 

 males, bred from Wicken. 



Malacosoma castrensis, male with female coloration, bred 

 from Suffolk larva, 1905. 



Tephrosia pimctularia, var. from Brentwood. 



Eupithccia rcctangulata, light, from Cornwall, 1905 ; dark, 

 from Navestock. 



Oporabia dilutata, dark, from Navestock. 



Acidalia aversata, dark, ab. Previously exhibited. 



Acronycta (Triana) psi, five dark, bred from Navestock. in 

 1903, with an ordinary form, bred from the New Forest, for 

 comparison. 



Dianthoecia lutcago, var. barrcttii: six taken in Cornwall. 1905. 



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