i9H.] 207 



Pseudococcus citri, a hot-house species. Mr. K. Gr. Blair read a paper on " Lumi- 

 nous Insects," many examples of which were exhibited by himself, Messrs, 

 Main, Edwards, and H. Moore. 



April 9th. — -Correction, p. 158, line 10, for Lita melanella read Lita 

 leucomelanella. 



Thursday, June 11th, 1914. — The President in the Chair. 



Mr. Dunster exhibited a short series of blue females of Polyommatus icarus 

 from Horsley. Mr. Edwards, butterflies from Costa Bica, New Granada, and 

 Borneo. Mr. W. West, the various species of Coleoptera taken by himself in 

 the New Forest in mid-May, mainly from hawthorn blossom. Mr. Curwen, 

 about a dozen species with various forms of Anthroceridse (Zygsenidse) taken by 

 him in numerous holidays on the Continent. Mr. Turner communicated a note 

 on the species of mite, (Acarus) Teti-anychus lintearius, which had recently 

 been exhibited as causing devastation among gorse-bushes. 



Thursday, June 2oth, 1914.- Mr. E. Step, F.L.S., in the Chair. 



Messrs. Blair and Main exhibited a number of interesting items collected 

 by them during a recent holiday around Meiringen and Lugano, including 

 (1) Living larvae of Crioceris sp. on Black Byrony (Tamus communis) ; (2) 

 Polistes gallica (living) on its nest; (3) Living glowworms, Lampyris noctiluca; 

 (4) Living fireflies (Luciola italica) which were " flashing " ; (5) A field cricket 

 found by Mr. Ashdown ; (6) A series of Cetonia stictica ; (7) Specimens of 

 Gnophos glaucinaria with ova, etc. Mr. Coulson, a long series of many degrees 

 of blue coloration of the females of Polyommatus icarus from Horsley and 

 several Ccenonympha pamphilus, one having a bipupillate apical spot and 

 another with three well-developed eye-spots on the hindwings above. — Hy. J. 

 Turner, Hon. Secretary. 



HELP-NOTES TOWAEDS THE DETEEMINATION OF BEITISH 

 TENTHREDINIDM. &c. (33). 



BY THE REV. F. D. MORICE, M.A., F.E.S. 

 TENTHREDOPSIS, Costa. $ $ . 



Fate has been very unkind to me in the matter of Tenthredopsis ! 

 Two years ago I arrived at that genus in these papers, and had to own 

 myself incapable of tabulating it, though I ventured to give a list of 

 the named varieties of one species, which afterwards had to be with- 

 drawn and rewritten. Then, in 1913, Dr. Enslin granted me the 

 privilege of reading in advance his own important and original treat- 

 ment of the genus then in the press ; and I prepared at once a paper, 

 necessarily of greater length than usual, and written with special care 

 (which, as it turned out, was superfluous), to use Dr. Enslin's kind- 



