THE JOURNAL OL MALACOLOGY. iii 



THE MANUAL OF CONCHOLOGY. 



Founded by the late Geo. W. Tryon, Jun., continued under the care of the 

 Conchological Section, Academy of Natural Sciences of Philadelphia, by 

 Henry A. Pilsbry, Conservator. 



The Manual of Conchology is a fully illustrated monography of recent 

 molluscs, arranged according to natural affinities, and includes a large number of 

 species never before figured or new to science. 



Issued in octavo form, in quarterly parts. Each part comprises 64 (or more) 

 pages of letterpress, and 15 to 20 plates. 



Two series are now in progress : the First Series, Marine Univalves, of 

 which fourteen volumes have appeared. (The current volume will finish this 

 series) and the Second Series, Terrestrial Molluscs, of which eight volumes 

 are completed. 



The illustrations of the Manual have received high commendation, and are 

 fully equal to the best figures of shells published. 



Prices: — Plain (uncoloured) edition § 3 '00 per part. Coloured Edition $ 5 - oo 

 per part. Fine edition (both coloured and india tinted plates) % 8*oo per part. 



Structural and Systematic Conchology, by Geo. W. Trvox, Jun. 



A Complete Conchological Text Book of 1,200 pages, 140 plates and 

 over 3,500 figures of Genera, Anatomy, ccc. Three volumes bound in one. 

 Cloth. Price, S6.00. 



For further information or descriptive circular, with sample plates of the 

 Manual, address : — 



S. RAYMOND ROBERTS, Treasurer. 



P. O. Address, GLEN RIDGE, NEW JERSEY, U.S.A. 



THE NATURALIST'S JOURNAL, 



An Ideal Magazine for Collectors and Students of Natural History. 



Edited by H. K. SWANN, 



With the assistance of ALBERT H. WATERS, B.A., A. FORD and H. DURRANT. 



Price 2d monthly. Contains original articles on all branches of Natural History by well-known 

 writers, Reports of Field Clubs and Societies, Monthly Hints for Field Naturalists, etc. ; also 

 Free Exchange Column. Special attention is given to the recording of interesting captures and 

 occurrences from all parts of the British Islands. Malacology receives prominent attention. 



During the next few months contributions from the following writers, among others, will 

 appear: — Rev. Hilderic Friend, F.L.S. ; G. H. Bryan, M.A. ; Rev. E. N. Bloomfield, 

 M.A., F.E.S. ; Arthur Patterson ; E. \V. Swanton : W. H. Bath, &c. 



Annual subscription, 2s. 6d. ; Vol. II. commenced July, 1893. Vol. I., unbound, post free, is. 3d. 

 Specimen copy iid. Address all communications to H. K. Svvann, 369, Euston Rd., London, N.W. 

 May be ordered through any Bookseller. 



LONDON: ELLIOT STOCK. 62, l'ATERNOSTER ROW, E.C. 



R. FRBEDLANDER & SOHN, 



CARLSTRASSE 11, BERLIN, N.W. 



Just published, our Catalogue of the Literature on 



MOLLUSCA. 



106 pp., in roy. oct., with 2,500 titles of books, periodicals, papers, &c. 



CONTENTS :- 



1. Scripta miscellanea. 2. Faunae Malacologies. 3. Casteropoda. 4. Lameliibranchiata. 



5. Heteropoda, Pteropoda, and Scaphopoda. 6. Cephalopoda. 7. Molluscoidea (Eryozoa, 



and Brachiopoda). 8. Tunicata i Ascitis: and Salpae i. 9. Mollusca fossilia. 



No previous Catalogue has ever been published containing so complete a list cf 

 conchological literature. 



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