144 



HARD WICKE ' S S CIE NCR- G SSIF. 



riidts, and Xassa arcularia, one good specimen of each. Will 

 give a good exchange in other shells, or natural history litera- 

 ture. — W. Jones, 27 Mayton Street, HoUoway, N. 



Helix Htidsoiii, ^hytostylus, capcnsis, and Knysncensis, 

 Physa cornea and parietalis, Physopsis Africana, Litnnaa 

 Natalensis, and other South African shells, offered for other 

 foreign land and freshwater shells. Send lists. — Edward 

 Collier, 74 Yerburgh Street, Moss Side, Manchester. 



Dthlicates. — Sph. rivicola, laC7istre and corneiim'; Pi's. 

 p7isillum, D. polyiiiopha. Pal. contecta, V. piscinalis ; P. 

 albiis, glaber, spirorbis, vortex, carinatns, complanatus, dila- 

 tatus, and contortus ; P. hypnorum ; L. peregra, siagnalis, 

 palustris, and truncatula ; Z. cellarius, glaber, and nitidns ; 

 Helix nevioralis, arbustorunt, and sericea ; B. obscums ; Pi:pa 

 secale, ujnbilicata, and marginata, Coch. tridens and lubrica, 

 &c. Wanted, foreign shells, any kind. — F. C. Long, 8 Cog 

 Lane, Burnley, Lanes. 



Exchange. — Wood's "Insects at Home" (newl, Wood's 

 " Insects Abroad," " Boy's Own Paper," vols. i. ii. iii. iv. (red 

 cloth) ; " Boy's Own Paper," vol. ii. (unbound) ; Cassell's 

 " Canaries and Cage Birds," parts i to 40 ; Routledge's " Every 

 Boy's Annual," 1868 to 1871, and 1874. Wanted, second-hand 

 microscope (good maker), or scientific books and periodicals, 

 particularly Bell's " British Quadrupeds and Reptiles." — R. M. 

 Skinner, The Hollies, 14 Thornden, St. Leonards-on-Sea. 



What offers for the following? " Zoology" (illustrated), by 

 Andrew Wilson, Ph.D. ; "On Amoeba," &:c. ; "Half Hours 

 with the Microscope," by Dr. Lankester, M.D., 14th edition, 

 illustrated by Tuffen West, col. plates ; Collection of marine, 

 land, and freshwater shells, about seventy-two varieties, some 

 rare. — J. W. B. Rodgers, 54 London Road, Sheffield. 



To EXCHANGE. — A few micro-slides (various) ; quantity of 

 unmounted material : zoophytes, diatoms, stems, sections, 

 double stained, &c., and other good preparations. Also splendid 

 turn-table for making shells and finishing slides. Medical 

 shocking coil, platinum contacts, three powers. Offers, photo, 

 micro, or otherwise. — Kilgour, 21 Grieve's Terrace, Locke 

 Road, Dundee. 



Offered, " Science-Gossit," 1874, bound; some numbers 

 Newman's "Entomologist," 1874, 1875; Cassell's "Countries 

 of the World," 40 parts, comprising 4 complete volumes, with 

 title and contents to each, beautifully illustrated. Wanted, one 

 or more vols. Jeffreys' " British Conchology ; " " British Beetles," 

 by E. C. Rye ; British Lepidoptera, Coleoptera, shells, &c. — 

 Mrs. Smith, Jessamine Cottage, Lower Shapter Street, Topsham, 

 Devon. 



Exchange. — Eriophormn vaginatunt (cotton sedge) in 

 flower (not in fruit yet), for other Glumiferje, say Lensia 

 panicutn, Spartina setaria and Chatnagrostis, or {■ other 

 southern grasses. — Smith, 50 Stanley Street, Cheetham, Man- 

 chester. 



Offered, the minerals saponite, red and green varieties, 

 pitchstone, spherulite, Analcime, Prehnite, Yorbaneite, Os- 

 monde stone (a banded volcanic ash), cone in cone ironstone, 

 and various carboniferous plants, in exchange for minerals and 

 crystals, many common. — Robert Pettigrew, Jun., Gartlee, 

 Airdrie, N.B. 



Conchology. — Lyonsia Nomegtca, Trochus granulatus, 

 Pholadidea papyracea, Isocardia cor, Avicula hirundo, A. 

 tarentina. Pinna rudis, Pecten nivea, Spirula Peronii, Hippo- 

 ihyris psittacea, Terebratula cranium, Hyalce trispinosa, 

 Viodonta fragihs, lanihina exigua, I. pallida, Btuciniim 

 Dalei, B. Humphrey sianiim, Fusus Berniciensis, F. Nor- 

 'jegicus, F. Turtoni, wanted in exchangejfor the following, and 

 other rarer British shells: Rissoa fulgida, R. seiiiistriaia, R. 

 cingillus, R. inconspicua, R. punctura, decum trachea, 

 Cardium nodosum, Venus miaia, V. casina, Hydrolia ulvif, 

 f^ucula radiata, Lachesis minima, Barleeia rubra, Scrahicu- 

 laria piperita, Emarginula' rosea, Pecten lineata, Pholns 

 par-ja, P. Candida, P. dactylus, Denialium tarentinum, D. 

 entails, Psammobia Ferroensis, P. tellinella, Tellina fabula. 

 Tapes aurea. Lacuna pallidula, Thracia villosiuscula. Lists 

 sent. — A. J. R. Sclater, M.C.S., 23 Bank Street, Teignmouth. 



Wanted, British birds' eggs, blown with single hole. Will 

 give in exchange North American birds' skins and squirrels ; 

 also British birds' skins, and British butterflies and moths. — 

 T. Mottershaw, 11 Manchester Street, Nottingham. 



Histological and pathological micro-sections of first quality 

 in exchange for anatomical sections, also sections of chick 

 embryo sections, comparative or human of equal merit. List 

 on application. — Thomas Rowney, 16 Savile Street, Hull. 



Wanted, "Science-Gossip," tor 1883 to 1887, single volumes, 

 bound or unbound. Offered, fossils, minerals, or other exchange. 

 — P. Thompson, 19 Guerin Street, Bow, London. 



Wanted, Foreign shells and naturalistic specimens, in ex- 

 change for choicel microscopic slides, anatomical, diatoms, 

 parasites, botanical, &c. — R. Suter, 5 Highweek Road, 

 Tottenham. 



Diatom slides in exchange for other miscellaneous micro- 

 mounts, or for small induction coil. — Rev. E. A. Hutton, 

 Mottram, Manchester. 



Wanted, micro-slides (diatoms, vegetable preparations, and 

 miscellaneous), in return for British mosses, including many 

 rare species, all named. — J. J. C, 9 Wythenshawe Road, Sale, 

 Manchester. 



Larv-e of A. caj'a for larvse of other common species. — 

 Tunley, Powerscourt Road, Landport. 



FiKST-CLAss injected anatomical specimens, foreign parasites, 

 &c., mounted or unmounted. What offers? — M., Oakbank, 

 Haslemere, Surrey. 



Wanted, to correspond with another microscopical student, 

 who will forward living marine micro specimens in return for 

 pond-life ditto. — P. Thompson, 19 Guerin Street, Bow, London. 



Wanted, Lepidoptera of England, in exchange for those 

 from the United States. Magnificent American moths and 

 butterflies, for European species in good condition. — Chas. S. 

 Westcott, 613 N 17th Street, Philadelphia, Pa., U.S.A. 



Wanted, foreign land and freshwater shells ; good exchange 

 in English shells given. The shells must be accurately named, 

 and their locality marked ; or, at any rate, the locality must be 

 accurately given. Should be pleased to correspond with any 

 conchologist abroad. — J. W. Williams, 35 Mitton, Stourport, 

 Worcestershire. 



Wanted, fossils from Barton and Bracklesham beds, London 

 clay, Woolwich and Reading beds, also from Carboniferous 

 limestone, Wenlock limestone, in exchange for others. Send 

 lists. Also, what offers for sixty micro slides. — Geo. E. East, 

 jun., 10 Basinghall Street, London, E.C. 



Will exchange vols. i. and ii. of "Garner " (bound) for vpls. i. 

 and ii. of "Naturalists' World" (bound) ; also copy of Taylor's 

 " Playtime Naturalist," in exchange for entomological appa- 

 ratus. — A. Nott, 75 Waterloo Road, S.E. 



Botanv. — Correspondents wanted in South or West of 

 England for exchange of fresh plants during season. — Wm. 

 Wallace, 28 South Mount, Aberdeen, N.B. 



Offered, Cuvier's "Animal World," with 200 well-coloured 

 plates (10 by 14 in.) ; Strickland's "Ornithological Synonyms" 

 (accipitres) ; Jardine's "Naturalists' Library" (humming birds, 

 game birds, including sand grouse and whales). Wanted, 

 "Zoologist," before 1888.— J. H. K., 18 Church Street, Com- 

 mercial Street, E. 



Wanted, a small collection of British water plants from 

 ponds and ditches, named, dated and localised. Exchange 

 fossils or pathological micro slides.— J. Eyre, 4 Render Street, 

 New Cross, S.E. 



Wanted, a circle of about six persons willing to circulate 

 " Nature." The writer is willing to pay half the price of the 

 magazine, on condition of keeping the copies after circulation ; 

 the expense to each member would thus be one penny a week, 

 including the halfpenny for postage. Please address A. G. 

 Tansley, 167 Adelaide Road, London, N.W. 



BOOKS, ETC.. RECEIVED. 



"Journal of the Royal Microscopical Society." — "Th-e 

 Microscope." — "American Microscopic Journal." — "A Further 

 Contribution to the Study of the Mango Weevil " (the Report 

 of the Sub-committee of the Microscopical Society of Calcutta). 

 — " Home Rule and Federation," by a Doctor of Medicine. — 

 "Contributions towards a Flora of Caithness," by J. F. Grant 

 and A. Bennett. — "Anoplophyra jEolosomatis, a New Ciliafie 

 Infusorian Parasitic in the Alimentary Canal of iEolosoma Chlo- 

 rostriatum,"by H. H.Anderson. — "Canadian Entomologist." — 

 " Haunts of Nature," by H. W. S. Worsley-Benison (Londonc 

 Elliot Stock).— "The York Catalogue of British Mosses," by 

 J. A. Wheldon.— " Fifth Annual Report of the Botanical Ex- 

 change Club." — " Diptera of Australia," parts iv. and v., by 

 F. A. A. Skuse.— "The Rhsetics of Leicestershire," by H. E. 

 Quilter, with " Notes on Fossil Fish Remains," by A. Smith 

 Woodward. — "Our Fancy Pigeons," by George Ure (London : 

 Elliot Stock). — " Notes on Pet Monkeys," by Arthur Patterson 

 (London: Upcott Gill). — "Celestial Motions: a Handy Book 

 of Astronomy," by W. T. Lynn (London: Ed. Stanford). — 

 " Science Examination Papers," compiled by R. E. Steal 

 (London: Geo. Bell & Sons).— " The Nautilus."— "Transac- 

 tions of the Hertfordshire Natural History Society and Field 

 Club."— "The Garden." — " The Athenseum." — "The Gar- 

 dener's Chronicle." — "The Asclepiad." — "Journal of the 

 Royal Microscopical Society." — "Research." — "Knowledge." 

 "The Century Magazine." — "The Amateur Photographer." — 

 "The Garner." — "The Naturalist." — Cassell's "Technical 

 Educator." — " The Botanical Gazette." — " Belgravia." — " The 

 Gentleman's Magazine." — "American Monthly Microscopical 

 Journal."—" Wesley Naturalist."—" Midland Naturalist." — 

 "Feuilles du Jeune Naturalistes." — "The American Natu- 

 ralist," &c. &c. 



Communications received up to the 13TH ult. from : 

 M. B. M.— J. W. W.— H. F.— W. R.— H. P.— J. L.— G. H. D. 

 — G. A. G.— R. P. G.— J. B. Y.— G. G.— W. J. S.— A. T. D. 

 -A. L. C— W. J.— A. J. H. C— O. V. D.-W. R.— W. A. G. 

 — E. P.— F. C L.— W. S.-H. C B.— E. C— J. P. N.— 

 R. M. S.— J. W. B. R.— P. K.— H. F.-J. B.-L. J. S.-S. S. 

 -A. J. R. S.— R. P.-T. M.— R. S.— W. H. T.— W. M.— 

 J. J. C.— W. F. K.— L. S. S.— E. C.-A. E. G.— J. W. W.— 

 D. B.— P. T.-T. R.— E. A. H.— A. G. T.— C. S. W.— J. E.— 

 A. G. T.— C. N. C— J. H. K.— T. D. A. C— W. W.— A. N- 

 — H. M.— G. E. E.— J. W. B.— J. W. W.— A. M.— W. J. S.— 

 H. G.— F. W. P.— W. B.— E. E. G., &c. &c. 



