78 



and female hymenopterous parasites, Prestwichia aquatica 

 (Lubbock). 



The act of copulation takes place sideways, though the 

 male at first crawls on to the back of the female, whose 

 raptorial leg he seizes with his own, — the abdomen is then 

 twisted round, and the connection made. 



Mr. Lucas read the report of the Field Meeting at 

 Oxshott on May igth, illustrating his remarks with a large 

 number of lantern slides showing all the well-known points 

 in the district, beautiful views in the woods and around the 

 Black Pond, remarkable growths to be observed, and various 

 biological pictures from objects taken in the district (see 

 page 6). _ 



Mr. Adkin gave a short account of the doings of the South 

 Eastern Union of Scientific Societies at their Annual 

 Congress at Brighton in the first week in June. 



JUNE 28///, 1900. 



Mr. W. J. Lucas, B.A., F.E.S., President, in the Chair. 



Mr. Kemp exhibited a fine variety of Bomhyx rnbi in which 

 the band on the fore-wings was bifurcated for about half its 

 length towards the costal end ; a specimen of PolyommaUis 

 icarus having a large bleached blotch at the anal angle of 

 the left fore-wing ; and several specimens of the water 

 boatman Notonecta glauca, including the var. maculata. 



Mr. Main exhibited the nest of the solitary wasp, Polistes 

 gallica, from Switzerland, together with a living example of 

 the species recently emerged from one of the cells. 



Mr. Lucas exhibited plants and flowers of Mimulus lutetts 

 from Weybridge, and stated that this immigrant had 

 established itself at several places in the neighbourhood, 

 being often found in large masses. He had also seen it at 

 Dovedale growing wild. He also exhibited specimens of the 

 rare dragonfly Isclinnra piunilio from the New Forest, where 

 Mr. Carr and himself had recently rediscovered it. Two 

 of the specimens captured were var. aurantiaca ? . The 

 species had been obtained by Mr. Blenkarn in Norfolk last 

 year. Previously it had not been taken in this country for 

 many years, and of its capture there were only a few 

 vague records. 



Mr. West (Greenwich) exhibited specimens of Monanthia 

 amplicata and M. cardiii (Heteroptera) from Lewisham. Mr. 



