Jahrbiicher der Deutschen Malakozoologischen Gesellschaft, Redigirt von Dr. 



W. Kobelt, Heft i., 1884. [The Editor, 



Proceedings of the Boston Society of Natural History, vol. xxi. part 4, and vol. 



xxii. part I. [The Society. 



Journal de Conchyliologie, xxiii., No. 3. [The Editors. 



Malakozoologische Blatter, herausgegeben; von S. Clessin, vii. Band, Bogen 1-4. 



[The Editor. 

 Note on the occurrence of Testacella haliotidea and T. Maugei in Dorset, by 



J. C. Mansell-Pleydell, F.L.S. [The Author.- 



Note on Brocchis' collection of Sub-appenine Shells, by J. Gwyn Jeffreys, LL.D., 



F.R.S., &c. [The Author. 



Les Mollusques Marins du Rousillon, par Bucquoy, Dautzenberg, and Dollfuss, 



Fasc. 5 & 6. [The Authors. 



Structural and Systematic Conchology, vols. i. — iii., by G. W. Tryon jun. 



[The Author. 

 Aper^u sur les Unionidse de la Peninsule Italique, par J. R. Bourguignat. 



The Author. 

 Mollusques fluviatiles du Nyanza Dukerewe, suivis d'une note sur les genres 



Cameronia et Burtonia du Tanganika, par M. J. R. Bourguignat. [The Author. 

 Bulletino della Societa Malacologica Italiana, vol. ix., f 13^ — 19. [The Society. 



Die " Nouvelle Ecole " beleuchtet durch Dr. Georg Servain's Histoire Malaco- 



logique du lac Balaton, von Jul Hazay. [The Author- 



Science Gossip, April, May. • [The Editor. 



The Naturalist, April. [The Editors. 



American Naturalist, April, May. [The Editor. 



Science, Nos 59 — 70. [The Editor. 



Proceedings of the Academy of Natural Sciences of Philadelphia, part iii., Nov. 



and Dec. 1883. [The Academy. 



Scottish Naturalist, April. [The Editor. 



The Creeping Snail, by H. Crowther. [The Author. 



Zoologischer Anzeiger herausgegeben, von Prof. J. V. Carus, No. 164. [The Editor. 

 Liste de Coquilles du Golfe de Gabes, par Ph. Dautzenberg. [The Author. 



Journal of the Cincinnati Society of Natural History, April, 1884. [The Society. 



Manual of Conchology, by G. W. Tryon, jun. [The Author. 



STRUCTURAL AND SYSTEMATIC CONCHOLOGY 1 



AN INTRODUCTION TO THE STUDY OF THE MOLLUSCA, 



By GEORGE W. TRYON, Jun., 



Conservator of the Conchological Section of the Academy of Natural Sciences of Philadelphia. 



Includes the Anatomy and Physiology of the Mollusca, their Geographical and 

 Geological Distribution, Hints for Collecting and Preserving Specimens, Nomencla- 

 ture and Classification, followed by succinct accounts of all the Recent and Fossil 

 Genera and Subordinate Groups, and two Indices. 



It comprises, in three octavo volumes, about 1,200 pages, illustrated by 140 

 plates, containing over 3,500 figures, and a map ; forming the most complete 

 Conchological Text Book ever published. 



Fine Edition, duplicate plates, coloured and tinted, $45.00. Coloured Edition, 

 $33.00. Uncoloured Edition, $20.00. Cheap Edition, three volumes bound in 

 one, thin paper, $12.00. 



Address : — Geo. W. Tyron, Jun., Academy of Natural Sciences, Philadelphia, 

 U.S.A., or Trubner & Co., 57 & 59, Ludgate Hill, London, England. 



THE SCOTTISH NATURALISTr 



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