No. II]. JULY Cf^^l^), 1894. [Vol. vii. 



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PUBLISHED UNDER THE DIRECTION OF THE COUNCIL. 



COITTEHTS. 

 ORIGINAL OOMMUNIOATIONS : page. 



Additions to 'British Conchology ' — ^J. T. Marshall {confi7tued) ... 385 



Mimicry in MoUusca — Edgar Leopold Layard, C.M.G., F.Z.S., etc. 386 



Hyalinia cellaria m. sinistrorsum— J. W. Taylor ... ... ... 388 



Note on the genus Balea— Edgar A. Smith ... ... ... ... 380 



Hydrobia (Paludestrina) Jenkinsi at Lewes — Lionel E. Adams, B.A. 390 

 The Land and Freshwater Mollusca of East Norfolk — The Rev. S. 



Spencer Pearce, M. A., and Arthur Mayfield ... ... ... 301 



Dreissensia polymorpha Pallas — A. A. ... ... ... ... ... aqa 



Note on some Molluscan Remains lately discovered in the English 



Keuper — R. BuUen Newton, F.G.S. ... 408 



OBITUARY: Charles Ashford „. 405 



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