Papers {continued) — page 



On some Land and Fresh-water MoUusca from Sumatra. Part I. 



By the Rev. R. Ashington Bullen, B.A., F.L.S., F.G.S. 



(Plate II.) '.. .... ..'.." 12 



Description of a new species of Oliva. By F. G. Bridgman. 



(Fig.) ; ■_■ 17 



On the Anatomy of Ensis macha, Solen Fonesii, and S. viridis. 



By H. H. Bloomer 18 



A Revision of the species of Cyclostrematidce and Liotiidso occurring 



in the Persian Gulf and North Arabian Sea. By J. Cosmo 



Melvill, M.A., F.L.S. (Plate III.) 20 



Description of Cyclostrema Prestoni and Nassa Tindalli, n.spp., 



from Ceylon. By J. Cosmo Melvill, M.A., F.L.S. (Fig.) . 29 

 On some ' Feeding-tracks ' of Gastropods. By B. B. Woodward, 



F.L.S. (Figs.) 31 



Descriptions of four new species of Marine Shells, probably from 



Ceylon. By H. B. Preston, F.Z.S. (Figs.) 34 



Description of a new species of Limncea from North-West 



Australia. By H. B. Preston, F.Z.S. (Fig.) 36 



On new species of Siphonaria, Terebra, and Mangilia, and a 



remarkable form of Cyprwa cruenta, from South Africa. By 



G. B. Sowerby, F.L.S. (Figs.) 37 



Critical remarks on certain forms of CMoritis, with descriptions of 



twelve new species. By G. K. Gude, F.Z.S. (Plates IV 



andV.) 40 



Notes on the Anatomy of South African Aplysiidse, with descrip- 

 tions of two new species. By R. H. Burne, B.A. (Figs.) . . 51 

 Descriptions of thirty-one Gastropoda and one Scaphopod from 



the Persian Gulf and Gulf of Oman, dredged by Mr. F. W. 



Townsend, 1902-1904. By J. Cosmo Melvill, M.A, F.L.S. 



(Plates VII and VIII.) • • C9 



Gapulus lissus, Smith, as type of a proposed new subgenus 

 ■ {Malluviiun) of Amalthea, Schumacher. By James Cosmo 



Melvill, M.A., F.L.S. (Figs.) 81 



Notes on a Holocene deposit at Harlton, Cambs. By the Rev. R. 



Ashington Bullen, B.A., F.L.S., F.G.S. (Figs.) 85 



On a small collection of Land and Fresh-water Shells from Uganda, 



with descriptions of a new species of Martensia and two 



new species oi Limicolaria. By H. B. Preston. (Figs.) . . 88 

 On new species of Polyplacophora from South Australia. By 



W. T. Bednall and E. H. V. Matthews. (Plate IX.) . . 91 

 On a species of the Land MoUuscan genus Bijakia from Siam. By 



Lieut. -Colonel H. H. Godwin- Austen, F.R.S. (Plate X.) . . 93 

 Descriptions of new species of Land Shells from Peru and Colombia 



and two new species of Curvella from the Philippine Islands. 



By S. I. Da Costa. (Plate XL) 9" 



