SCIENCE-GOSSIP. 



nearly pure silica on the inner surface of the 

 shell. Mr. Jenner Weir, a new Euplexine butter- 

 fly from North- Eastern Borneo, which he had 

 described under the name of Caduga crowUyi. 

 Mr. Lewcock sent for exhibition a box of 

 Coleoptera, to illustrate a paper he communicated 

 describing his observations during the various 

 excursions of the Society. — Thursday, March 

 8th, the President in the chair. Mr. R. Adkin 

 exhibited a series of Erebia epiphron, Knoch, var. 

 cassiope, Fb., from Inverness, which were said to be 

 of the type form (epiphron). He had, however, 

 failed to detect the white pupil to the ocellated 

 spots, which was the typical character. Mr. Weir 

 said that the British form had no trace of the 

 white pupil. Mr. Routledge, specimens of a brood 

 of Selenia bilunaria, Esp., which had laid over the 

 summer of 1892, emerging in April, 1893 ; also 

 individuals bred from a pair of the latter, which 

 had emerged at intervals from August, 1893, to 

 February, 1894 ; also a series of Aporophyla lutu- 

 lenta, Bork., captured in Cumberland, among 

 which were the vars. sedi, Gn., and luneburgensis, 

 Frr. Mr. Frohawk, a third brood of Pararge 

 megesra, L., ten males and ten females, bred by 

 himself from ova deposited on August 2nd, 1893. 

 Mr. Billups, three species of rare Ichneumonida;, 

 viz., Microgaster russatus, Hal., taken at High 

 Beech in 1884; Hyperacmus crassicomis, Gr., of 

 which only one recorded specimen was known, 

 taken at Oxshot in 1892 ; and Euryproctus nemoralis, 

 Fov., taken at the same place last July. Mr. 

 Jenner Weir, male and female Heteronympha merope, 

 Fab., and stated that the sexes were so totally 

 unlike as to be deemed different species until quite 

 recently. The chrysalis was said to be contained 

 in a frail network on the ground. Mr. Williams, a 

 smooth snake, Coronella Icevis, taken at Camberley, 

 W. Surrey, in 1883. Mr. Auld, on behalf of Dr. 

 Knaggs, a working model of a butterfly decoy and 

 net. Mr. Step stated that he had found that the 

 flowers of the Butcher's Broom (Ruscus aculea- 

 tus, L.), were produced in pairs on the phylloclade, 

 but only one bud opened at a time. 



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All communications, remittances of subscriptions, books 

 or instruments for review, specimens for identification, etc., 

 are to be addressed to John T. Carrington, 1, Northumber- 

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EXCHANGES. 



Mr. E. Lavard, Budleigh Salterton, Devon, lately returned 

 from New Caledonia and South Sea Islands with large series 

 of land and freshwater shells and ferns, desires exchanges of 

 foreign shells. 



Wanted, Rhyns. capitulata, fodinalis, furcillata, lineata, 

 sutherlandi ; concinna var. yaxleyensis, petrahedra var. 

 dumbletonensis, varians vars. socialis, spathica, thurmani. 

 Other Jurassic Brachiopoda offered in exchange. — T. W. D. 

 Marshall, 16, Peter Street, Bristol. 



Offers wanted for a very fine J-inch objective, by Collins ; 

 also i-inch objective and pair of C. eye-pieces, by same 

 maker.— H. Parritt, 8, Whitehall Park, N. 



Butterflies and moths, collected near here last season, 

 including hornet-clearwings, grayling, belted beauty and 

 many others. Wanted, botanical specimens, phanerogams 

 or cryptogams.— J. A. Wheldon, H.M. Prison, Liverpool. 



Offered, student's microscope, in good condition, by 

 Baker, with Zeiss objectives, two eye-pieces, etc. — N. 

 Heaton, St. Alban's Road, Watford. 



Nicholson's " Manual of Zoology," Woodward's " Manual 

 of the Mollusca," Lyell's " Student's Elements of Geology ; " 

 offers wanted. — J. A. Floyd, 95, Risbygate Street, Bury St. 

 Edmunds. 



Micro, slides, hair of platypus, mouse, rat, deer, shrew, in 

 exchange for other slides. — John Moore, 223, Great Russell 

 Street, Birmingham. 



Vol. 1, "Scientific Facts," "Half-hours with the Micro- 

 scope," exchange for living pupa of P. machaon, or others. — 

 W. Nicholson, iun., 38, Brighton Terrace, Brixton, London, 

 S.W. 



Knight's " Penny Cyclopaedia, splendid, new, half-calf 

 binding, fawn and gold, 34 volumes, including all supple- 

 ments, indexes etc. ; complete cost £20. What offers in 

 exchange ? — Davis, 33, Brighton Terrace, Brixton. 



A small collection of British Coleoptera and Rye's 

 " British Beetles " offered for geological specimens, micro- 

 scopic apparatus, etc. — J. B. Mayor, 108, Wellington Road, 

 Heaton Chapel, Manchester. 



L. C, 8th Ed., offered, 34, 115, 119, 221, 288, 319, 340, 345, 

 372, 403- 552. 633, 634, 650, 663, 667, 686, 704, 707, 729, 791, 805, 

 933, 1009, 1018, 1024, 1029, 1044, 1086, 1089, 1098, 1 122, 1204, 

 1240, 1255, 1354, 1362, 1461, 1475, 1540, 1551, 1636, in exchange 

 for good specimens of other rare or local British plants. — 

 G. Goode, 6, Tenison Road, Cambridge. 



Duplicates, Dreissena, Paludina vivipara, Planorbis 

 lineatus, L. burnetti, H. cantiana, v. albida, H. cartusiana, 

 H. caperata, v. major and v. ornata, H. pisana, Bulimus 

 acutus, Pupa secale. — C. H. Morris, Lewes, Sussex. 



Wanted, a copy of Groves' " Review of British Characeas." 

 — Address, C. E. Britton, 189 Beresford Street, Camberwell, 

 S.E. 



Wanted, microscopical slides relating to Mollusca ; also 

 Chitons and Clausilia? not in collection. Offered, recent 

 shells. — E. R. Sykes, 13, Doughty Street, London, W.C. 



Splendid collection of parasites of animals and birds, 

 over 800 slides, comprising over 300 distinct species, many of 

 which are unique, 500 are in pine cabinet; what offers, or 

 cash ? Part exchange for Hume's J-plate photo enlarging 

 apparatus. — W. A. Hyslop, Croxteth Lodge, Murrayfield, 

 Mid-Lothian. 



Cole's pattern of microtome, with clamp for table, in 

 exchange for an injecting syringe, or offers. — W. W. Midgley, 

 Museum, Bolton. 



Cotteswold Brachiopoda offered for others ; Terebratula 

 granais (crag), cretaceous and Yorkshire Jurassic particu- 

 larly desired.— Chas. Upton, Merton Lodge, Glos. 



Wanted, rare British mosses and Hepaticae, over a 

 hundred duplicates, mostly fruiting ; lists exchanged, York 

 catalogue numbers. Also wanted, rare British plants, many 

 duplicates ; lists exchanged. — Miss E. Armitage, Dadnor, 

 Ross. 



Wanted, deep sea dredgings, shore sands, or any material 

 containing Foraminifera ; exchange named selected speci- 

 mens of Forams., mounted or unmounted, several hundred 

 species, various micro, slides, etc. Correspondence invited, 

 especially foreign. — Arthur Earland, 10, Glenwood Road, 

 Catford, S.E. 



A fine collection of marine shells (about 3,000 species), 

 also of Melaniadae and Unionidae ; offers requested in foreign 

 land shells, Helicidas preferred. — Miss L inter, Arragon 

 Close, Twickenham. 



Offered, good Jurassic fossils ; wanted, other fossils, 

 scientific books, micro, slides. — J. W. Tutcher, 57, Berkeley 

 Road, Bristol. 



Wanted, curious seeds and seed-pods, in exchange for 

 other seeds, foreign postage-stamps, or good varieties of 

 Helix nemoralis and hortensis. — Mrs. Smith, Monmouth 

 House, Monmouth Street, Topsham, near Exeter. 



