Societies. 191 



and CoUophora genista, on petty- whin, and of Dasychira ])U(Ubunda. 

 -^Mr. Dennis, living larvae of Dicranura vinula feeding on aspen, and 

 stereoscopic slides. — Mr. K. G. Blair, various early stages of the mos- 

 quitoes Anopheles maculipennis, A. bifurcatus, and Cuiex pipiens ; of 

 the wasp Odynerus sjnnipes, of the beetles Lema vielanopa, and the two 

 sexes of Ptilinus i^ectinicornis, and, on behalf of Mr. F. W. Campion, 

 the rare beetle Gnorimus nobilis, from Ealing. — Mr. H. Moore, a living 

 Augiades sylvanus, and seasonal forms of the American Papilio 

 marcellus (ajax) the spiny form, and form telamonides, the late spring 

 form, a transition to leconici {inarcellus) the summer form.— Mr. 

 Hy. J. Turner, Pyrameis atalanla, with pale red bands, from W. 

 Cornwall and Ireland. — Mr. F. W. Frohawk, the rare Trichius 

 fasciatus (Col.) from S. Wales, a male Eiwanessa antiopa from N. 

 Britain, a series of female Pieris brassiccs show gradation in the 

 development of a band on the fore wings, one example having a 

 black spot on the hind wing. — Mr. Lachlan Gibb, the very rare yellow 

 form of Pieris rapoi from Canada. — Mr. Neave, a partially banded 

 Pieris brassicce, bred from nasturtium. — Mr. Sinims, larvae of Buralis 

 betulce and Strymon lyruni. — Mr. Edwards, a Galosoma sycophanta 

 from Bpping Forest. — H. J. Turner (Hon. Ed. of Proceedings). 



June llth, 1918.— Mr. S. Edwards, F.L.S., President, in the chair. 

 — Mr. Main exhibited the stalked seeds of Geranium robertiannm 

 attached to leaves, etc., near the ground, much resembling ova of 

 insect species. — Mr. Moore (for Mr. Cooke), living Tortrix viridana 

 which had emerged from a mass of pupae taken from the throat and 

 stomach of a dead jay. — Mr. Priske, the rare blue form of the beetle 

 Galosoma inquisitor, the egg-mass of the water-beetle Hydrophilus 

 piceus beneath a Potamogeton leaf, and pointed out the " mast." — 

 Mr. Neave, an extremely pale brown form of Hesperia malvce and an 

 example of Polyommatus icarus ab. icariniis. — Mr. Sperring, aberra- 

 tions of underside Agriades thetis from Cuxton ; one with unusually 

 dark and well-developed submarginal spots, another with somewhat 

 sagittate spots, and another deficient in the basal spots. — Mr. Main 

 noted that Ptychopoda {Acidalia) aversata, male, rested on the four 

 front legs with the hind legs extended backwards. — Mr. Turner (for 

 Dr. Chapman), a larva of the W. American Orgyia, 0. vetusta, from 

 California. — Mr. B. W. Adkin (for Mr. E. B. Kershaw), an example 

 of LyccByia avion, with all markings absent except the discoidal spot 

 and the marginal spots ; also a specimen of the Hong Kong butterfly, 

 Clerome eumeus, belonging to the MorphincB. The rest of the evening 

 . was devoted to the exhibition and discussion of Ematurga atomaria. 

 — -Mr. E. Adkin exhibited series from many parts of the British Isles, 

 including a unicolorous dark brown male from Epping Forest, and 

 the Lancashire dark form. — Mr. B. W. Adkin, races from many 

 southern localities, and a blackish-brown race from Durham.— 

 Mr. Ashdown, series from Surrey with the yellow Swiss form for 

 comparison. — Mr. Leeds, series from the Midlands, one having a 

 bright yellow ground. — Mr. Burnett, pale examples from the Fens 

 and various series from the Surrey hills.- — Mr. H. J. Turner, British 

 forms, and a series from various places in France, Italy, Switzerland, 

 and Germany, showing the strong sexual divergence in colour in tlie 

 former and the strong sexual convergence in colour in the latter 



