Vol. XV. Part IV. 



MARCH, 1923. 



Price 10s. net. 



PHOCEEDIKGS 



MALACOLOGICAL SOCIETY 



OF LONDON. 



Edited by B. B. WOODWARD, F.L.S., etc., ' 



Under the di7-ection of the Publication Committee. 



AUTHORS ALONE ARE RESPONSIBIiE FOR THE STATEMENTS IN THEIR RESPECTIVE 



PAPERS. 



/ 



OOn^TE3^TS. 



Proceedings : — page 



Ordinary Meetings : 



November 10th, 1922 153 



December 8th 153 



January 12th, 1923 154 



Papers : — 



Anatomical characteristics of 

 some British Plsidia. By 

 N. H. Odhner. (Plate III 

 and Figs.) 155 



Descriptions of twenty-one 

 species of Turridse. By Dr. 

 J. Cosmo Melvill, F.L.S. 

 (Plates IV and V.) 162 



On the Date of Publication of 

 Charpentier's " Catalogue 

 des Mollusques . . . de la 

 Suisse." By Prof. Dr. 

 Jules Favre 172 



Papers continued : — 



PAGE 



Note on the Capture of Spirula 

 alive. (Prepared by the 

 Editor.) 173 



MoUuscan Life on the South 

 Dogger Bank. By G. C» 

 Robson. 174 



Notes on New Zealand Pelecy- 

 pods. By W. R. B. Oliver, 

 F.L.S. (Figs.) 179 



An Index to "A Classification 

 of the . . . Family An- 

 nulariidfe." By J. B. 

 Henderson and P . B art sch . 

 Compiled by H.C. Fulton. 189 



List of British Nudibranchiate 

 Mollusca. By T. Iredale 

 and Dr. C. O'Donoghue. 

 (Fig.) 195 



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