338 



and limits of variatiou (pi. II). — Baker Hudson. The Rev. 

 J. Hawell. — L.-E. Aoams. Concliological Notes from the United 

 States. — C. Davies Sherborn. On the Dates of Publication of 

 DOibigny's « Moli. viv. et foss. », « Paléont. Univ. » and 

 « Paléont. Etrangère ». — J.-W. Jackson. Pisidium nitiduiii var. 

 <iplendens in West Lancashire. — J.-R. Le Brockton-Tomun. 

 Vertigo mouUnaiana Dnpuy in Berkshire. — Rev. W.-A. Shaw. 

 Helicella caperaUi m. sinistrorsum. — D' W. Kobelt. C.-E. von 

 Martens (pi. IV). — Chas. Oldha.m. Vallonia excentrica Sterki, 

 in Ireiand. — Rev. C. Horsley. Notes on Tapes'.— L.-E. Adams. 

 A Plover with Ânodonta cyrinea attached to its Foot. — J. Cosmo 

 Melvill. The subgenus Casmaria H. et A. Ad. of Cassis LU. — 

 A.-L. Massy. Opercula of Bithjinia tentaculata. — International 

 Rules of zoological Nomenclature. — R. Welch. Freshwater 

 Shells in Masses in Shell Mari. — .1. Cosmo Melvill. Four Colour 

 Varieties of Cyprœa [C. asellûsL. var. vespacea, C. lynx L. var. 

 MichxlU, C. occllata L. var. pretiosa, C. scutra L. var. Standeni 

 un. vai*.]. — L.-E. Adams. Do Swans and Ducks eat Anodonta 

 cygnea ? 



Vol. XI, n"7. july 1905. 



Contents : A.-D. Darbishire. Professor Lang's breeding Expe- 

 riments with Hélix horlensis and H. nemoralis: on abstracl and 

 Review. — W.-A. Shaw. Additions to the Land and Freshwater 

 MoUusca of Northainptonshire. — J.-W. Horsley. Hydrobia Jen- 

 kinsi in Rivers. — R. Standex. Vertigo substriala JeO. m. sinis- 

 trorsum. — International Rules for zoological Nomenclature 

 (continued). — A. -G. Stubbs. Paludestrina JenJtinsi in the New 

 River. — L.-E. .^dams. An Account of the Mussel Fishery and 

 Pearl-Button Industry of the Mississipi River.— J.-W. Vaughan. 

 The Marine MoUusca of Tenby and Neighbourhood : a further 

 Contribution. — J.-W. Horsley. MoUusca collected at Cette. 

 Hérault, S. France, in February 190o. — C.-E. Wright and 

 L.-E. .\dams. Notes on the West Cornwall District. — R. Stan- 

 DEN. Vivipai'a contecta M'ûlct in. sinistrorsum. 



Tlie «louriial of llalacolog^y, edited by W.-E. Collinge. 



Vol. XII, n" 1, april 1903. 



Contents : H. B. Preston. Descriptions of new species of 

 Marine Shells from Ceylon [Tornatina tenuistriata, Retusa seren- 

 dibensis, Clacatnla Gnylordœ, Mangilia Mangeri, M. fGlyphos- 



