CONTENTS. IX 



Papers {continued) — page 



Descriptions of four new species of Engina and a new species of 



Defrancia. By J. C. Melvill, M.A., F.L.S., etc 226 



Notes on the Anatomy of Bulimlnus Procteri, G. B. Sow., and 



Buliinulus Kopelli, G. B. Sow. By S. Pace. (Illustrated) 229 



Notes on the Anatomy of Natalina Trimeni, Melv. & Pons. By 



S. Pace. (Illustrated) 232 



On a collection of Land-shells made by Mr. I. Kubary in German 



New Guinea. By O. F. Von Mollendorff, Ph.D. (Plate XV) 234 



Eeview of the genus Plecotrema. By E. R. Sykes, B.A., F.Z.S., etc. 



(Illustrated) 241 



Observations on the genus Clea, with the description of a new 



species. By E. A. Smith, F.Z.S., etc. (Illustrated) 251 



On the Sinistral Character of the Shell of Planorhis. By J. H. 



Vanstone. (Illustrated) 255 



Notes on Nassodonta insignis. By E. A. Smith, F.Z.S., etc. ... 257 



Notes on West Australian Land-shells. By C. Hedley, F.L.S., etc. 259 



Descriptions of new Clausilice from Japan and Yunnan. By E. R. 



Sykes, B.A., F.Z.S., etc. (Illustrated) 261 



On some New Species of British MoUusca, from the " Triton " 

 Expedition, with a list of other species new to the Faroe 

 Channel. By H. K. Jordan, F.G.S., etc. (Plate XVI) ... 264 



On the Anatomy of Natalina Caffra, F^r., with special reference 

 to the structure of the Buccal Mass. By M. F. Woodward. 

 (Plate XVII and Illustration) 270 



New species of Shells from Kurachi and the Mekran Coast, collected 

 by Mr. F. W. Townsend. By G. B. Sowerby, F.L.S., etc. 

 (Plate XVIII) 278 - 



Notes on Trochonanina and other genera of Land MoUusca, with 

 reference to the generic position of Martensia Mozambicensis 

 and other species. By Lieut. -Col. II. H. Godwin-Austen, 

 F.R.S., etc. (Plate XIX) 281 



[Obituary Notice of the Right Hon. T. H. Huxley. By Prof. 



G. B.Howes, Sec.L.S., etc.] 289 



\Petricola pholadiformxs m.'^^^QX. By J. E. Cooper. (Abstract)] 291 



A list of the Land MoUusca of the Island of New Providence, 

 Bahamas, with an enumeration of the species recorded from 

 the other Islands. By W. Bendall 292 



Notes on two cases of Transport and Survival of Tei-restrial 



MoUusca in the New Forest. By T. Leighton, F.G.S., etc. 296 



Note on the Anatomy of the Larva of the European Oyster, Ostrea 



edulis, Linn. By M. F. Woodward. (Plate XX) 297 



