THE CONCHOLOGISr. 



SALE AND EXCHANGE. 



Advcrlisciiuiils of articles for sale are inserUd in this 

 column at the rate of 4</. for every tivelve taon/s, anil 

 1(1, for eveiy extra three. Notices of Exchange are 

 inserted free of charge to siiliscridcrs. 



Small Lihkarv of Concholugical works for disposal, 

 including Da Costa's British Conchology, 17 plates, 

 177S; Turton's Conchological Dictionary, 28 plates, 

 1819; Dyson on Shells, Manchester, 1850; Rimmer's 

 Land and Freshwater Shells, new copy, 1880; Journal 

 of Conchology, 1887 and 1888, and several pamphlets. 

 Cash, or will exchange for dramatic and other works.— 

 C. Harvard Pierson, 16, Brunswick Place, Leeds. 



Duplicates. — Mactra solida (fine series), T. pallaslra, 

 V.gallina, T. fahitla, L. riidis, L. ohtiisata, P. lapillus, 

 N. alderi, T. cinerarins, T. gianiilatiis (l), C. Europaa, 

 N. reticulata, N. incrassata, S. siliqua (good series), 

 .S". vagina (i), M. edulis, F. antiquus. Helix caperata 

 (good series), H. poniatia (i), C. riigosa (good series), 

 H. cantiana (2), also a series of Clausilia (sp. ?) from 

 Switzerland. Desiderata numerous.^ — Editor, A^atnralists' 

 Gazette, Birmingham. 



Wanted. — A Dredge and Sieves for Marine work. — 

 Editor, Xdturalists' Gazette, Birmingham. 



Wanted.— jL-nyns' Monograph on British Cyclas and 

 Pisiduin. Stale hjwest price or desiderata. — W. E. 

 Collinge. 



Wanteu.— Really tine specimens of Physafontinalis, 

 Liimuca glabra, Succinca putris, S. ohlonga, Helix 

 olivoluta, Bnlimus inontanus, Coch. trideiis ; also varieties 

 and monstrosities of British Shells in exchange for marine 

 species.— Charles Jefferys, Tenby. 



Wanted. — British and continental species and 

 varieties of Sphierinni and Pisidiuin ; also fossil species 

 of the same, and any papers or literature relating to 

 those genera.— H. E. Quilter, 34, Sparkenhoe Street, 

 Leicester. 



For Sale. — A Swift's portable monocular microscope 

 with eye-piece, diaphragm in bo.\ ; also i in. and 5 -in. 

 objectives by E. Swift, and collection of various slides, 

 to be disposed of at half original cost. — IL E. (Quilter, 

 34, Sparkenhoe Street, Leicester. 



Wanted.— Claridge Druce's Flora of Oxfordshire 

 and Aplin's Birds of Oxfordshire. State lowest price to 

 W. E. Collinge. 



