9 6 



HA RD WICKE'S SCIENCE- G OSS J P. 



eggs. —Thomas Illingworth, 4 Alliance Street, Harpurhey, 

 Manchester. 



Wanted, healthy pupae of Smcrinthus populi, in exchange 

 for .i'. ocellatus. Write first to— W., 60 Lillieshall Road, 

 Clapham Common, London, S.W. 



Science-Gossip wanted, bound or unbound, for 1866, 1S67, 

 1869, 1871, 1872. — G. E. Mainland, Glenthorpe, VVoodside 

 Lane, North Finchley, N. 



Offered, Utiio margaritifer. Wanted, any of the following : 

 Unio tumidus, P. nitidum, P. roseum, B. Leachii, A. lacus- 

 iris, H. lamellate, B. montanus, P. ringens, A. acicula, or 

 varieties of Helix aspersa, nemoralis, kortettsis, arbustorum, 

 virgata, capcrata, not in collection. — James Simpson, 51 Loch 

 Street, Aberdeen, N.B. 



What offers for a microscope lamp with porcelain shade, in 

 case?— Rev. C. H. Waddell, Whitewell, Eelfast. 



Duplicates. — A. cygnea. S. corneum, var. pisidoides, H. 

 nemoralis, var. libellula, H. hortensis, var. minor, H . erice- 

 torum, F. antiquus, M. incurva, pellucida, T. iestudinalis, 

 all from vicinity of Edinburgh, !also E. sphcera, without^ spines, 

 and a few zoophytes and marine algx, unnamed. Desiderata, 

 lepidoptera and shells not in collection. — \V. Turnbull, 1 Home 

 Terrace, Edinburgh. 



Wanted, well-marked forms of Helix nemoralis ana /tor- 

 tensis from different localities. British land and freshwater 

 shells given in exchange.— C H. Morris, Lewes, Sussex. 



Helix aspersa, nemoralis, cantiana, virgata, rufrscens, 

 rotundatus, Clausilia rugosa, Limncea peregra, &c, in ex- 

 change for Conns marmorens, &c. — Chas. Pannell, jun., East 

 Street, Haslemere 



Wanted, slides on which have been mounted all or any of 

 the following fossil foramens: — Xosodaria glabra, N. hispida, 

 \~hyrula, N. raphanistrum, N. orvicula, Dentalina clegans, 

 D. communis, D. filifurmis ; Orbitoides Mantelli, Rotalia 

 orbicularis, R. corallinarum, Amphistegina vulgaris. Any 

 miocene foraminifera will be acceptable. Exchange recent 

 foramens and miocene fossils. State wants. — I. H. Cooke, 

 B.Sc, Ashfield House, Malta. 



Wanted, Cidaris spiiosa, C. sceptri/era, and C. scilla", also 

 small specimen quantities of the marl beds of Jamaica and 

 Trinidad.— I. H. Cooke, B.Sc, Ashfield House, Malta. 



Offered, box containing sixty-six vaiieiies of British marine 

 shells. Wanted, Davies' "The Preparation and Mounting of 

 Microscopic Objects" Taylor's "Collecting and Preserving 

 Natural History Objects," or other useful books.— Ada L. 

 Betton, 20 Caledonia Place, Clifton, Bri-tol. 



Nineteen numbers of "Nature," June to October, 18S9, for 

 exchange. Wanted, good microscopic lamp or mounted fora- 

 mens.— I. H. C, Ashfield House, Sliema, Malta. 



Wanted, a good binocular microscope with i-inch, i-inch, 

 and J-inch objectives. Must be by a maker of repute. Send 

 particulars to— I. H. C, Ashfield House, Sliema, Malta. 



For disposal, polished geological cabinet specimens of 

 Devonian (madrepore) corals and sponges. Offers requested.— 

 A. T- R- Sclater, M.C.S., 23 Bank Street, Teignmouth. 



Wanted, the following shells: Limna-a involuta, Isocardia 

 cor, Clio pyramidata, and Mangelia striolata. State deside- 

 rata required in return to— Alfred Sclat r, Bank Street, Teign- 

 mouth, Devon. 



Send interesting object for parasite of Geotrupes stcrcorarms, 

 ready for mounting. Also wanted, other parasites, unmounted, 

 for stamps.— H. Durrant, 4 Boulton Ro:id. West Bromwich. 



Beginner would be glad of a few duplicates of land, fresh- 

 water, and marine shells ; also beetles, however common. 

 Postage returned with box.— Alstead, North Street, Jarrow. 



Offered, British and foreign shells in exchange for others 

 not in collection, or for pieces of old china. Also to exchange 

 foreign stamps with other collectors. — Mrs. Heitland, The 

 Priory, Shrewsbury. 



Echinoderms from chalk, and fossils from Thanet sands.in 

 exchange for echinoderms from other formations, also native 

 weapons or curiosities. — Fredk. Stanley, 6 Clifton Gardens, 

 Margate. , 



Wanted, foreign shells, recent or fossil, in exchange for 

 British land, freshwater, or marine shells.— Fredk. Stanley, 

 M.C.S., 6 Clifton Gardens, Margate. 



Duplicates. — L. glutinosa, S. corneum, N. Jluviattlts, B. 

 tentaculata, B. Leachii, P. nauti'eus, P. fontinalis, P. hyp- 

 norunt, S. putris, S. elcgans, P. contortus, P. cornetis, H. 

 rricetoruni, H. cantiana, H. rotundata, and /A ventrosa. 

 Desiderata, shells or other natural history specimens.— J. W. 

 Boult, 17 Finsbury Grove, Fountain Road, Hull. 



Offered, Cassell's "Electricity in the Service of Man," in 

 clean, unbound parts. Wanted, some young live squirrels 

 [Sciurus vulgaris).— Chas. Leigh, Nat. Hist. Mus., Cromwell 

 Road, London, S.W. 



Wanted, Pisidium roseum, also foreign clausilias. Offered, 



robusta, Lingulella equamiformis (tare), Geniatite crenistra, 

 all from the carboniferous, given in exchange for a good asate, 

 or one or two good quartz crystals. Also "Table of British 

 Strata," showing superposition and relative thickness, by 

 H. W. Bristow, F.R S. (coloured), sent in exchange for crystals 



of minerals, or fossils from greensand, old or new red sand- 

 stone. — P. J. Roberts, 4 Shepherd Street, Bacup. 



Wanted, birds' skins, lepidoptera, fossils, and so"re other 

 objects of natural history, also books. Address the Secretary 

 of the Practical Naturalists' Society, 61 Mill Road, Cambridge. 



Will one or two gentlemen ioin the writer in a geo'ogical 

 trip to the Isle of Wight at Whitsuntide, from Saturday to 

 Tuesday? Particulars— G. E. East, jun., 10 Basinghall Street, 

 London, E.C. 



Wanted, latest editions Grey's "Anatomy," Carpenter's 

 "Micro Manual," and the " Micrographic Dictionary." Will 

 give good exchange. — H. E. E., 344 Caledonian Road, London. 



Collection of 400 stamps in exchange for natural history 

 books. — E. Piatt, New Street, Chipping Norton, Oxon. 



Wanted, stems of Hippuris vulgaris (the mare's tail), 

 maize, Lycopodium clavatum ; leaves of camellia, urtica, ruta, 

 psoralea, maize, and Prunus lauro-cerasus ithe cherry laurel) ; 

 flower-buds of Helleborus fafidus ; root of Hyacinthus 

 orientalise the freshwater a.\gaz,Ulothrix zonata sxt&V aucheria 

 sessilis, spirogyra (especially if in conjugation) ; leaves of the 

 barberry infected with Berberis vulgaris, and leaves of colts- 

 foot infected with ascidium ; the lichens Parmelia parictina r 

 Solorina saccala, Lecanora subfusca, and Pkyscia stellaris, 

 all in fruit, Claviceps purpurea, or "ergot of rye," and peziza. 

 Liberal exchange in first-class micro-slides, &c. — Charles 

 Rogers, 45 Harper Street, Brooks' Bar, Manchester. 



Correspondents desired in Ceylon, Hong Kong, or Jamaica, 

 who will exchange shells for beautifully cut and polished imita- 

 tions of precious stones, British shells, or useful articles. — 

 W. Jones, jun., 27 Mayton Street, Holloway, London. 



Photography.— }-plate Le Meritoire set— camera, lens, 

 tripod, and two dark slides ; also 4-plate Instantograph set, 

 with six dark slides, " Underwood " lens, and pneumatic 

 shutter, tripod, in ca.-e complete. What offers in books or 

 microscopic apparatus ? — J. W. Horton, Brayford Wharf, 

 Lincoln. 



Offered, fifty microscope slides, and illustrating essay by 

 Dr. Frev, on the " Lower Class of Animals," with hand micro- 

 tome. Wanted, good i objective. — J. Rutterford, Jardington, 

 Dumfries. 



Offered, Mac/ra solida, M stultorum, M. subtruncata, 

 Cyprtea Europaa, Donax anatinus, Natica catena, Cardium 

 aculeatum, Solen legumen, S. ensis, Tellina tenuis, Turritella 

 communis, H. rupestris, Pupa umbilicata, &c. — Wanted, H . 

 lapicida, and other land and Ireshwater shells. — A. Whitvvorth, 

 65 Talbot Street, Southport, Lanes. 



BOOKS, ETC., RECEIVED. 



" Naturalist's Voyage," by Chas. Darwin (London : John 

 Murray). — "Arenaria gothica '' (Fries) as a Plant new to 

 Britain," by Chas. Bailey. — "Geology of the Quicksilver 

 Deposits of the Pacific Slope," by G. F. Becker (with atlas) 

 (U.S ; Geological Survey, vol. xiii.). — "Fossil Fishes and 

 Fossil Plants of the Triassic Rocks of New Jersey and the 

 Connecticut Valley," by J. S. Newberry (U.S. Geological 

 Survey). — "United States Geological Survey Bulletins" (N T os. 

 4S to 53). — " Meteorology of Australia, &c." — " Transactions 

 of the Wagner Free Institute of Science of Philadelphia.'' — 

 "Murray's Handbook of England and Wales" (London: John 

 Murray).— "The Reign of Law," by the Duke of Argyll- 

 (19th edition) (London: John Murray). — "British Fossils," by 

 J. W. Williams (London: Swan Sonnenschein). — "Journal of 

 the Royal Microscopical Society." — "Canadian Entomologist." 

 — "Naturalists' Guide." — "The Observer." — "A 1." — 

 "Nature Notes."— "The Woman's World-"— "The Natu- 

 ralist."— " The Field Club."— "The Antiquary."— " Spring- 

 tide." — " Handbook of Scientific and Literary Bible Diffi- 

 culties." — "Journal of the Proceedings of the Royal Society 

 of New South Wales." — "Catalogue of the Scientific Books in 

 the Library of the Royal Society of New South Wales" 

 (Part i.). — "Cassell's Technical Educator." — "Revue Scienti- 

 fique." — "The Optical Magic Lantern Journal." — "Research." 

 — "The Amateur Photographer." — "The Botanical Gazette." — 

 "The Gentleman's Magazine." — "American Monthly Micro- 

 scopical Journal." — " The Midland Naturalist." — " Feuille des 

 Jeunes Naturalistes." — "The American Naturalist." — "The 

 Microscope," &c, &c. 



Communications received up to the ioth ult. from : 

 A. G. T.— F. T.— D. B.— A. V— T. M. H.— G. R— E. L. B. 

 — C. E. L.— G. 0. B.— E. G.— G. B.— J. B. H.— W. A. U.— 

 L. W. M.— H. C. McC— W. K. M.— S. W.— J. P. N.— 

 M. K. L.— W. K. M.— H. F.— T. D. A. C.—J. S.-R. S.— 

 J. S. W.— E. H. W.— P. Q. K.— P. R S.— R. S.— E. H.— 

 W..H. C.—J. H. L— A. E.-A. C. M.— J. E. V.— C. H. M — 

 W. T.-A. J. H. C.—J. S.— D. W. C— O. E. M.— J. H. C— 

 T. I.— J. W. B.— F. J. P.— C. P.— A. S. B— S. A. B.— J. C. 

 — W. A. G.— J. H. C— A. J. R. S.-H. D.— Mrs. H.— 

 J. R. B. M.— A.— F. S.— E. M.— J. W. B.— C L.— P. J. R.— 

 E.P.— A. H. W.— J. P. N— J. M— C. H. W.— G. E. E.— 

 L. P.— G. N.-H. E. E.— A. H.— C P.— A. J. D — C. R.— 

 R. W.— W. J. J.-T. R.-A. P.-C G. D.— W. A. G.-W. L. 

 —J. W. H.-J. C. S.— A. W.— A. H. C.—J. W. W,— &c, &c 



