vi contents. 



Notes :— page 



On Pyrula Bengalina of Grateloup. By E. A. Smith, I.S.O. . 3 

 On the Distribution of PetricoUi pholadiformis, Lam. By A. S 



Kennard, F.G.S 



On the Original Drawings for the Illustrations in the " Historia 



Naturalis Testaceorum Britanuiae" of E. M. Da Costa, 1778 



By A. Eeynell 



Mitra recurvirostris ; name substituted for M. recurva^ Sowerby 



By G. B. SowERBT, F.L.S 



On Astarte mutabilis, with reversed hinge-dentition. By A 



Keynell. (Fig.) 



Note on the occurrence of P indium personatum, Malm, in the 



British Islands. By B. B. Woodward, F.L.S. . . .124 

 On Biplommatina Strubelli, Smith. By E. A. Smith, I.S.O. . 196 



On "Photographic Conchology " of Sylvanus Hanley. By E. A 



Smith, I.S.O. 196 



Paradione, n.n., vice Ghionella. By Dr. W. H. Dall . . . 197 

 On the occurrence of Pisidiwn supinum in the living state in 



England. By B. B. Woodward, F.L.S. .... 330 



Obituary Notices : — 



S. I. Da Costa. By E. A. Smith 65 



Caroline Birley. By E. A. Smith 65 



Spiridion Brusina. By E. A. Smith 271 



Presidential Addresses : — • 



Malacology versus Palaeoconchology. By B. B. Woodward, F.L.S. . 66 

 Darwinism and Malacology. By B. B. Woodward, F.L.S. . . 272 



Papers : — 



Description of a new species of Clathurella, probably from Ceylon. 



By H. B. Preston, F.Z.S. (Fig.) 6 



Descriptions of new species of land, fresh-water, and marine 



shells from West Africa. By H. B. Preston, F.Z.S. (Figs.) . 7 

 On the MoUusca of Birket el Qurun, Egypt. By E. A. Smith, I.S.O. 9 

 Descriptions of new species of fresh-water shells from Central 



Africa. By E. A. Smith, I.S.O. (Figs.) .... 12 

 Descriptions of eight new species of marine Mollusca. By G. B. 



Sowerby, F.L.S. (Plate I.) 16 



Descriptions of LahyrintJnis euclausus and Neocyclotus Belli, 



n.spp., from Colombia. By Col. R. H. Beddome, F.L.S. 



(Figs.) . . , 20 



