120 



HA RD WICKE'S SCIENCE- G OS SI P. 



H. limbata, meda, strigosa, fortunata, Madere>isis,&.c, in 

 exchange for European and exotic land shells. Lists ex- 

 changed. — Col. Parry, 18 Clyde Gardens, Eastbourne. 



Offered, "English Illustrated Magazine,"'' Cornhill Maga- 

 zine," Science-Gossip, unbound, good condition, 1886, 1887, 

 t888, 1889, together or separately. What offers? Mounted 

 micro-slides or flower roots preferred.— Miss P., Fern Cottage, 

 Witheridge, North Devon 



Will exchange lias and gault ammonites and belemnites for 

 good teeth from red crag, or for galerites and other echini from 

 chalk. — Charles Wardingley, Blackwood Crescent, Edinburgh. 



Wanted, mounted micro-objects in exchange for 22 copies 

 of Science-Gossip, 1888-9.— A. J- Blakey, Lighpill, Stroud. 



Wanted, continental and foreign hydrobiae in exchange for 

 P>ritish hydrobise and land and freshwater shells. — A. J. 

 Jenkins, 6 Douglas Terrace, Douglas Street, Deptford, S.E. 



A small collection of minerals in case, offered in exchange 

 for fossils, or foreign shells. — Thomas W. Reader, 171 Heming- 

 iord Road, Barnsbury, London, N. 



Will exchange tubes of Melicerta ringens, for tube of 

 Stephanoceros ftoscularia or nata, coriiuta, or Lemna trisulca, 

 U tricularia. — J. W. Measures, Cobden House, Todmorden. 



Wanted, fossil shells, or named foraminifera in exchange 

 for H. aspersa, nemoralis, virgata, rufescens, rotundatus, 

 cantiana, Clausilia rugosa, Limnasa peregra, Cyprcea 

 Europcea, &^c. — Chas. Pannell, Jun., East Street, Haslemere. 



Duplicates. — Pecten fumatus, Cardium tenuicostatum, 

 Lima bullata, Fasciolaria fusiformis, and many others. 

 Desiderata, other exotic species — not in collection — lists 

 exchanged. — W. J. Jones, Junior, 27 Mayton Street, Holloway, 

 London. 



Offered, Runcina Hancocki. Wanted nudibranchs or any 

 others of the scarce British marine mollusca. — E. R. Sykes, 

 9 Belvedere, Weymouth. 



Offered, Rowland Ward & Co.'s " Naturalists' Camera," 

 in walnut case, complete, nearly .new. — Rev. J. J. Merry, 

 Rolleston Vicarage, Newark. 



In exchange for Sphtzrium corncum and Pisidium niti- 

 dum; Unio piciortun, Clausi'ia Lxminata, Valvata cristata, 

 Ancylus fiuvtatilis, H. fusca, H. sericea, H. caperata. — 

 P. R. Shaw, 48 Bidston Road, Oxton, Birkenhead. 



Practical Chemistry (London Intermediate ; Science and 

 Art, advd.) The whole of the apparatus, reagents, &c. for 

 these exams, for exchange. Wanted, Edwards' "Differential 

 Calculus," De Bary's " Comparative Morphology of Fungi," 

 &c, Vines' "Physiology of Plants," Goebel's "Outlines of 

 Morphology and Classification," or other kindred works. — 

 C. A. Whatmore, B. Sc. (Int.), Much Marcle, Gloucester. 



Wanted good foreign postage stamps — will give books, 

 shells, 'micro-slides in exchange. — A. Alletsee, 1 South Villas, 

 Kensington Road, Redland, Bristol. 



Wanted a good binocular microscope stand with 1 inch, 

 i inch, and \ inch objectives, and other necessary appaiatus. 

 Must be by first-class maker. — J. H. C., Ashfield House, Sliema, 

 Malta. 



Wanted: Carpenter's "Introduction to the Study of the 

 Foraminifera." De Orhigny's works on foraminifera, especially 

 " Foraminifera of the Vienna Basin," and any other works on 

 the foraminifera. — J. H. C, Ashfield House, Sliema, Malta. 



What offers in exchange for a box containing 100 varieties 

 of British marine shells, all named, first-class shells, some 

 rare. — Alfred J. Sclater, M.C.S., Bank Street, Teignmouth, 

 Devonshire. 



Geology, for disposal some finely cut and polished geo- 

 logical cabinet specimens of rare Devonian (Madrepore) corals 

 and sponges, fiom trias rocks. Teignmouth and the neigh- 

 bourhood, all sent correctly named and localised. The 

 following are a few of the names of them. Stromatofiora 

 polymorpha, S. conccntrica, S. digi/atum, Amphipora 

 ramosa, Smithia Bcnverbanki, S. Pengellyi, Acemularia 

 limitata, Cyat/iop'iyllum kexagonum, Hallia Pengellyi, 

 Heliolites perosa, Acervularia pentagona, Favosites cervi- 

 cornis (feather madrepore), F. fibrosa, Alveolites suborbicu- 

 laris, Millipora allcicornis. Offers requested. — A. J. R. Sclater, 

 M.C.S., 23 Bank Street, Teignmouth, South Devon. 



Wanied, U. margaritijer, P. carinaius, L. stagnalis, 

 trunctula ; H. pomatea, Pisana, pulchella ; £>. mon.ta.nus, 

 C. minimum, &*c., in exchange for other shells, lepidoptera, 

 or foreign stamps. — Mrs. Smith, Monmouth House, Monmouth 

 Street, Topsham, S. Devon. 



Parts 217 to 228, and 265 to 283 of Science-Gossip. 

 Offers requested in exchange. — C. Lord, 34 Burlington 

 Crescent, Goole. 



Nests, or '.notes of nests of British^wild bee; required for 

 study. State what wanted in exchange, but kindly write 

 particulars first. — H. A. Francis, F.R.M.S., 14 York Place, 

 Clifton, Bristol. 



Wanted, Lubbock's " Origin of Civilisation," " Pre-historic 

 Times," and Herschel's "Outlines of Astronomy." — Arthur 

 Pearson, Milnrow, near Rochdale. 



Eocene fossils from Barton Clay over 100 named species, 

 also deposit from Highcliff and Headon, containing foramen 

 and entomostraca, &c. Foreign shells or curios wanted or 

 electrical apparatus in exchange.— E. H. V. Davies, San Remo, 

 Darracot Road, Pokesdown, Bournemouth. 



Wanted, minute micro-photos, also foreign shells, butter- 

 flies, or anything interesting. Exchange choice micro-slides 

 botanical, anatomical, diatoms, parasites, &c. — R. Suter, 

 5 Highweek Road, Tottenham, London. 



Duplicates of Vanessa polychloros, L. potatoria, P. 

 chysitis, Cucullia verbasci, Argyunis adi/>pe, Papilla 

 macliaon, Anthocharis cardamines. Offers wanted in ex- 

 change. — H. C°le, 6 Castle Meadow, Norwich. 



Offered in exchange for rr.icroscope, &c, choice fossils 

 from the following formations : upper lias, oolites, neocomean, 

 chalk, British and foreign tertiaries. — W. D. Carr, Lincoln. 



Offered, Huxley and Martin's "Practical Biology;" 

 " Complete Works of Pliny," Holland's edition (1634) perfect ; 

 " Life," P. H. Gosse ; " Flowers and Pedigrees," G. Allen ; 

 "Half-Hours with the Microscope," Davis; "Practical 

 Microscopy," Davis ; Goldsmith's " Animated Nature." Also 

 diatomite from Loch Kinnord deposit, a collection of 400 

 different foreign stamps. Also " Preparation and Mounting of 

 Micro-Objects," Davis. Wanted, " Hobkirk's British Mosses," 

 or other exchange. — H. Wallace, West Clepington House. 

 Dundee, N.B. 



Duplicates. — Lepidoptera; sun starfish (3), spider-crabs, 

 land and freshwater and marine shells. Wanted many species of 

 British shells, exchange lists. — W. T. Pearce, 111 High Street, 

 Gosport, Hants. 



Wanted, living or :fresh aurelia, uraster, patella, in spirit. 

 Scorpio, tropical centipedes and millipedes, lepas. Also speci- 

 mens of millepora, stvlaster, furgia, dendrophyllia, galerites, 

 spirula, and limulus. Shells, or other good exchange. — Wilfred 

 Mark Webb, 3r Aynhoe Road, West Kensington, W. 



Wanted, batches of living helices, especially aspersa, 

 nemoralis, hortensis, and larger species, in exchange for land 

 and freshwater shells. — Wilfred Mark Webb, 31 Aynhoe Road, 

 West Kensington, W. 



Offered, rare British land and freshwater shells. Wanted, 

 Pisidium roseum and foreign clausilias. — A. Hartley, 8 Caven- 

 dish Road, Idle, near Bradford, Yorks. 



Johnson's "Introduction to Conchology," and Heyworth's 

 " Book of the Lantern," in exchange for books on microscopy, 

 micro lamp, or offers. — G. Barker, 24 Avenue Villas, Crickle- 

 wood, N.W. 



Wanted, correctly named spines of echinodermata for sec- 

 tionising, spines of Cidaris hystrix and gardelia particularly 

 required. Mounted sections of spines in exchange. — A. B. 

 Hoskings, Ventnor Cottage, College Park, Lewisham. 



Wanted, L. C, 8th ed. : 20, 19b, 35*, 38, 425-431, 435, 436, 

 440, 446, 448-452, 454, 457, 453, 460-4641$, 467, 469, 473*, vars. 

 of 474, 484, 838-840, 842-850, vars. of 85 r. 8^4-858, vars. of 859 

 and 860, 861, 862, vars. of 863, 867, 868, 870, several vars. of 

 mentha. Named vars. of British ferns, especially 1790b, c, d t 

 x-j^b, c, d, e, 1798 vars., 1799 vars., 1801/J. Rare plants in 

 return, including a few hieracia and uncommon casuals. — J. A. 

 Wheldon, 4 Rosebank Road, Leeds. 



BOOKS, ETC., RECEIVED. 



" The Country Roads of England," by Urban Smith. — 

 " Proceedings of the Literary and Philosophical Society of 

 Liverpool" (vols, xli., xlii., and xliii.). — "Days and Hours in. 

 a Garden," by E. V. B., seventh edition (London: Elliot 

 Stock). — "The Flowering Plant: as Illustrating the First 

 Principles of Botany," by J. R. A. Davis (London: Chas. 

 Griffen). — "The Root-Knot Disease of the Peach, Orange, and 

 other Plants in Horida, due to the work of Anguilula," by 

 J. C. Neal (U.S. Department of Agriculture). — " Report of a 

 Trip to Australia to Investigate the Natural Enemies of the 

 Fluted Scale," by A. Koeble (U.S. Department of Agricul- 

 ture). — " The School Manual of Geology," by J. B. Jukes, 

 fifth edition, edited by A. J. Jukes-Brown (Edinburgh : 

 A. and C. Black). — "Scottish Journal of Natural History." — 

 "Insect Life." — "Journal of Microscopy." — " The Treatise of 

 Democritus on Things Natural and Mystical," translated by 

 R. R. Steele. — " Primitive Architecture," by Barr Ferree. — 

 " Further Records from Ireland," by A. Bennett. — " Victorian 

 Naturalist." — "Canadian Entomologist." — "Nature Notes." — 

 "The Naturalist." — "Cassell's Technical Educator." — "Revue 

 Scientifique." — "Research." — "The Amateur Photographer." 

 — "The Botanical Gazette." — "The Gentleman's Magazine." 

 — "American Monthly Microscopical Journal.''— "The Mid- 

 land. Naturalist." — " Feuille des Jeunes Naturalistes." — "The 

 American Naturalist."—" The Microscope," &c, &c. 



Communications received up to the 12TH ult. from : 

 R. M. L.— W. E. G.-A. J. B. L.— C. W.— O. V. A.— R. W.— 

 Miss P.-E. S. P.— A. J. J.— L. E. A.-B. F. C— C. P.— 

 W. H. T.— T. D. A. C— W. D. R.— S. S. F. B.— J. W. M.— 

 T. W. R.— S. A. B.— T. S.— A. E. L.— W. J. J.— A. P.— 

 R. S.— E. S. S.— E. H. D.-A. P.— H. A. F.— C. L.— L. J. S. 

 —A. J. S.-J. H. C— C. A. W.-A. A.— W. A. C— H. H.— 

 P. R. S.-E. H.-H. R.-J. J. M.-E. R. S.— R. W.- 

 H. W. L.-W. D. C.-A. B. H.— C. C. W.-G. A. B.-A. H. 

 — W M. W.— W. T. P.— J. A. W.— C. C— A. H. W.— M. C. 

 -H. W. M.— H. C.-H. W.— J. S. T.-Dr. W. B.— Prof. L. 

 — T. G. B.-S. C. C.-R. M.-P. T.— T. E. J.-&C, &c. 



