119 



OCTOBER 2Qth, 1922. 



Mr. F. T. Vallins, 372, Sherrard Road, Manor Park, E. 12, was 

 elected a member. 



Mr. R. Adkin exhibited his series of Diacrisia wendica, with its 

 various local races, aberrations, and mongrel forms, in illustration 

 of his paper (page 48). 



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

 species of Pierids, all taken by them at Pont du Gard, on July 3rd, 

 1922. S and ? Pieris rapae compared with $ and $ P. vianyii, 

 the latter species being probably referrable to var, rossii ; 3 P. yiapi, 

 of the extreme summer form napaeae, with markings on the under- 

 side of the hindwings practically absent, and on the forewings 

 approaching the form of P. manni, with which it was taken. They 

 also showed ^ and ? P. napi in which a sub-costal spot was 

 strongly developed near the apical blotch. 



Miss Alice K. Lock exhibited a specimen of Agrins co)ivolntli in 

 perfect condition, taken at rest in a garden at Sidmouth, S. Devon, 

 on September 4th ; and also a female form of Colias crocens {edusa) 

 near var. helice, but intermediate, taken at the same place in 

 September. 



Mr. A. A. W. Buckstone exhibited a long series of bred Pyrameis 

 cardui, from Oxshott parents, a selection from some 500 specimens 

 which emerged. Among the forms produced were (1) five speci- 

 mens with a pale blotch in the centre of each forewing; (2) a series 

 with blue centres to the eyespots on the hindwings ; (3) six speci- 

 mens which have one of the nervures running through the white 

 blotch on the forewings of a pink colour ; (4) a specimen with the 

 dark patch in the centre of the forewings divided ; (5) a series in 

 which the wings bore a curious waxed appearance ; and (6) a speci- 

 men with an extra white spot on the forewings below. They all 

 emerged in Julj and August of the present year. 



Mr. Hugh Main exhibited a sample of flour infested with the 

 beetle Tribolinm ferrnginenm in all its stages. 



Mr. A. W. Mera exhibited a series of Diacrisia }iiendica, bred, 

 from W. Sussex, in 1922, and an undersized female of a smoky 

 colour, bred some years ago from the London district. 



Mr. Enefer exhibited a $ specimen of Orgyia antiqiia, bred from 

 a larva taken at Clarens, Switzerland, on August 24th. 



He also exhibited the roots of the Scarlet Runner bean, pointing 

 out the bacteria nodules upon them, and explained the symbiotic 



