1922.1 ley 



March 2Srd, 1922.— The President in the Chair. 



The death of Mr. Lachlan Gibb, F.E.S., a life-member, was announced. 



Mr. Goodman exhibited an aberration of Ar(/ynnis cu/laia with tlie discal 

 blotches much increased in area and united to form an irregular band. Mr. 

 Grosvenor, Dr. Chapman's bred series of CaUofhrys avis. Mr. Turner, the 

 remai'kable silver Satyrid Arcfyrophorus aryenteus irom Chile. 



April 13^//, 1922.— The President in the Chair. 



Mr. A. A. W. Buclvstone exhibited series of Breiitkis eiiphrosyne. all 

 strongly marked, tahen on high ground at Horsley, compared with others 

 taken at a much lower elevation in the valley. Also one from Oxshott, with 

 xanthie markings, and ab. ohscura of Cleoceris riminalis from Yorks. Mr. 

 Enefer, beetles attacking lentils from Egypt. Mr. "Withycombe, the results of 

 pine-beating at Bagshot, including Panolis pinijwrda, larvae of Ello2na pru- 

 sapiaria, Chrysopa vitlyaris and C. prasina with its prey Chertnes hricii,. 



April -271/1, 1922.— Mr. K. G. Elaib, B.Sc, F.E.S., Vice-President, in the 

 Chair. 



Mr. A. D. Hobson, of Highgate, Mr. W. Rait Smith, F.E.S., of Bickley, 

 and Mr. A. G. "S^^^t, of W. Dulwich, were elected members. 



Mr, E. E. Green, F.E.S., gave a Lecture on '•' British Cocciihte,'' with 

 blackboard sketches and numerous coloured figures of species and their de- 

 predations. Mr. Grosvenor exhibited a collection of the species and forms of 

 the genus Endrom (Sefiiia).—IlY. J. Turner, Hon. Editor of Froceedinya. 



THE BRITISH SPECIE.S OF HALICTUS AND SPIIECODES. 



BY R. C. L. PERKIXS, M.A., D.SC, F.R.S. 



{Continued from p. 101.) 



Sphegodes. 

 66. 



1 (10) Antennae on their hind surface with the tiagellar joints strongly 



compressed from the sides so as to be cariniform, and the sculpture 

 excessively minute, so that its nature is not distinguishable even 

 under the strongest lens. 



2 {;i) Punctures of the mesonotum so dense that practically no surface is 



left between them, and they are divided merely by sharp edges 

 .... scabricollis Wesm. 



3 (2) Mesonotal surface to a greater or less extent evident between the 



punctures. 



4 (5) Second ventral segment very deeply gi'ooved at the base, in ventral 



aspect strongly raised from the sulcature, so as to form there a very 

 strongly inclined plane with the general surface ; hind tibiae spinose 

 on the upper edge ; a very large species 



.... simmlosus v. Hag. 



