240 



SCIENCE-GOSSIP. 



flints, coated with sulphide of iron, from a gravel- 

 pit at Middleton, near Lynn. They occurred in a 

 seam from six to eighteen inches wide in the middle 

 of the pit, giving the appearance of a black line 

 running across the perpendicular face of the gravel. 

 Dr. Plowright stated that the pit is of river gravel, 

 and is also interesting for other reasons. Mr. 

 Patterson read his "Notes from June to September," 

 in which he recorded many interesting observa- 

 tions. 



Accrington Naturalists' Society. — This 

 Society held on Saturday, November 3rd, a 

 "Microscopical Exhibition," to which the public 

 were invited. There was a good attendance and 

 many exceedingly interesting exhibits were made. 



NOTICES TO CORRESPONDENTS. 



To Correspondents and Exchangers. — Science-Gossip 

 is published on the 25th of each month. All notes or other 

 communications should reach us not later than the 18th ot 

 the month for insertion in the following number. No com- 

 munications can be inserted or noticed without full name 

 and address of writer. 



Notice. — Contributors are requested to strictly observe the 

 following rules. All contributions must be clearly written 

 on one side of the paper only. Words intended to be 

 printed in italics should be marked under with a single line. 

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The Editors will be pleased to answer questions and name 

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 must have identifying numbers attached, together with 

 locality, date and particulars of capture. 



All communications, remittances of subscriptions, books 

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

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

 land Avenue, London, W.C. 



CORRESPONDENCE. 



J. Laing (Crewe). — Limestone (of uncertain age) with 

 Tcvebratula. 



J. W. Cotton (Barmouth). — No. 1, stilbite ; No. 2, 

 witherite ; No. 3, ca'.cite. 



W. Domaille. — The shells are of the following genera: 

 a, Bulla ; b, Neritina; c, Pupa. 



Clement Fielding. — No. 1 is the pale variety of Helix 

 virgata ; No. 2 are typical specimens of the same species. 



H. W. Headon (Denmark Hill). — The Hon. Secretary of 

 the South London Entomological and Natural History Society 

 is Mr. S. Edwards, Kidbrook Lodge, Blackheath, S.E. 



John Mearns (Aberdeen). — No. 1, undetermined, in- 

 sufficient specimen ; No. 2, quartzose conglomerate ; No. 3, 

 quartzite. 



J. T. Pym (Blasted). No. 1, Svrpula; No. 2, Rhynchonclla 

 mantelliana ; No. 3, Terebratula earned. There is a useful 

 little book on British reptiles by Miss Hopley, which may 

 guide you. 



George Nisbett (Edinburgh). — Yes; leeches can be used 

 several times, as you suggest, after an interval. See any 

 manual on Materia Medica. Wholesale druggists usually 

 supply them. 



Edward Ransom (Sudbury).— The best list for labelling a 

 collection of British Lepidoptera is " The Entomologist 

 Synonymic List of British Lepidoptera," printed on one 

 side only, price 2s. : West and Co., 54, Hatton Garden. The 

 names used therein are those generally accepted by the 

 leading entomologists in Europe, and should be followed in 

 communications to Science-Gossip. 



EXCHANGES. 



Notice. — Exchanges extending to thirty words (including 

 name and address) admitted free, but additional words must 

 be prepaid at the rate of threepence for every seven words 

 or less. 



Wanted, well-mounted slides of Desmids. — Lists to J. G 

 Wright, Tettenhall Wood, Wolverhampton. 



Wanted, Henslow's Catalogue of British plants. — J. 

 Bracewell, 22, Lydia Street, Accrington. 



Wanted, microscope ; first-class exchanges; also a speci- 

 men of Iceland spar. — J. Sclater, Strand, Teignmouth. 



Microscope slides (mostly test diatoms) in exchange for 

 others of any objects. — E. A. Hutton, Broadbottom, Man- 

 chester. 



Wanted, living water-mites (Hydrachna) from all parts of 

 England. — C. D. Soar, 20, Cartayne Road, Hurlingham, 

 London, S.W. 



British land and fresh-water shells offered for British 

 beetles; also F. islandicus, Isocardia cor, Pinna rudis with 

 beard, for other marine species. — F. W. Wotton, Rothesay. 



Offered, British Lepidoptera, many species, all localised 

 desiderata, northern and local species, or offers. — A. H- 

 Shepherd, 81, Connne Road, Tuffnell Park, London. 



Anatomical and pathological tissues (plain and injected) 

 ready for section-cutting, in exchange for cleaned diatomaceae, 

 or any good micro, material. — Geo. Harris, 17, York Street, 

 Nottingham. 



Wanted, " British Desrnids and British Fresh-water 

 Algae," by M. C. Cooke; "Fresh-water Polyzoa," by G. J. 

 Aliman ; " British Entomostracae," by Dr. W. Baird ; and 

 " British Diatomaceae," by W. Smith. — F. Daunou, Margate. 



Wanted, a correspondent in phonography, on Natural 

 History subjects, especially in connection with the micro- 

 scope. — J. Burton, 9, Agamemnon Road, West Hampstead, 

 N.W. 



Beginner has a few good British and foreign shells to 

 offer for insects of any orders, preserved star-fish, echino- 

 derms, corals, birds' eggs, etc. — A. H. Bastin, Ewloe Wood, 

 Northop, Flints. 



Goldsmith's " Animated Nature," complete, 2 volumes, 

 well bound, nearly new, cost 42s. ; exchange British Lepidop- 

 tera, entomological apparatus, or books (allied subjects) 

 equal value.— Chas. Hall, 39, Kearsley Road, Sheffield. 



Offered, good collection (100 species) of British land and 

 fresh- water shells, named and localised. Wanted, good J, 1, 

 or i-inch objective.— J. A. Hargreaves, 40, Ramshill Road, 

 Scarborough. 



Foramtnifera. — Series 1 and 2 of S. Louis' catalogue, 

 containing 48 samples of cleaned earths. What offers, 

 micro, slides or other material ? — Chas. Wright, 9, Farcliffe 

 Place, Bradford, Yorks. 



Wanted, cuckoos' eggs with those of following foster 

 parents — pied flycatcher, redstart, stonechat, wheatear, grey 

 wagtail, thrush, blackbird, house-sparrow, twite, red-backed 

 shrike, etc. — Send lists to W. Wells Bladen, Stone, Staffs. 



Offered, " Quekett Journal," second series, Nos. 1 to 23 

 inclusive, and 34. — What offers in books and pamphlets on 

 Diatoms, to William E. Loy, 409, Washington Street, San 

 Francisco, California. 



Offered, H. obvoluta, L. burnetti, V. substriata, V. 

 angustior, V. pusilla. Wanted, V. moulinsiana, H. pomatia 

 var. albida, B. obesurus var. alba, B. montanus var. alba, 

 and other white varieties.— W. Sutton, Blezard's Hotel, 

 Ingleton, Yorkshire. 



Wanted, to exchange for good microscope, my Dollond's 

 Student's Telescope (3-inch), including three celestial and 

 one terrestrial eye-pieces, and 5-foot mahogany stand ; new 

 three years ago, excellent condition, cost 15 guineas. — S. 

 Walker, School House, Wiggonley, Wigton, Cumberland. 



Wanted, microscope and accessories, electrical apparatus 

 or camera ; exchange magnificent 3j-inch Gregorian reflect- 

 ing telescope, metal speculum pillar and claw stand, all 

 brass, cost £15 ; splendid collection of 400 Indian ferns in 

 portfolio, 28 x 20 ; or fancy exhibition Barb pigeons, very 

 valuable. — Thomas Brown, Esq., Rose Mount, Church Lane, 

 Old Charlton, S.E. 



Kirby's " European Butterflies and Moths," new; New- 

 man's "British Butterflies and Moths," new; Hooker's 

 "Student's Flora of the British Islands;" John's "British 

 Birds in their Haunts;" " Birds'-nesting," by Miller 

 Christy; " Larva-Collecting," by St. John; "Entomologist," 

 1890-1894 ; "Entomologist Record," 1894, in exchange for 

 other books; Unio margaritifer, fine specimens, in exchange 

 for Lepidoptera, postage-stamps, or microscopic slides. — 

 Rev. W. W. Flemyng, Coolfin, Portlaw, Co. Waterford. 



