— loy — 



Siiells », by J. E. Gray, 1832. — H. 0. N. Shaw. On the Dates of 

 Issue of Sowerby's « Gonchological Illustrations », from the 

 copy preserved in the Radcliffe Library Oxford. — A. H, Cooke. 

 On the Shell-Mound at Sidon. — A. H. Cooke. On the Habi- 

 tat, etc., of certain species of Clausiiia from the Goasl of 

 Syria, — G. B. Sowerby. Notes on the family AmpuUariidœ, 

 with list of species, varieties, and synonynis, also descriptions 

 of four new species [AmpuUaria DaCostœ n. sp., Costa Hicii ; 

 A. amllana n. «p., Venezuela; A. interrupta n. si»., Vene 

 zuela; A. leviorn. sp., Amazon River] (Figs.).— G. B. Sovverhv. 

 Notes en certain types of Anipullaria in the Paris and Geneva 

 Muséums. — H. H. Godvvin-Austen. Descriptions of the Ani- 

 mais of two Land Shells from Perak : Skeat Expédition in fhe 

 Malay Peninsula, 1899 1900 [Leptodonlarionperakensis, Sitala (?) 

 nunongensis un. s|»p.] (PI. XV et Figs.). — E. A. SMrrn. List 

 of Mollusca from Christmas Island, Indian Océan [Sistrum 

 Andrewsi, Plesiolrochns Fischeri, Kaiiella cruda nn. spp.] 

 (Figs.). — R. AsiiiiNGTON Bulnen. Further Notes on the Holocene 

 non marine Shells of Perranzabuloe, Cornvvall. — A. S. Ke.n- 

 NARD. On non-marine Mollusca from an early Neolithic Inter- 

 ment at Cuxton, Kent. — H. B. Preston. Descriptions of new 

 Trochoid Shells from North Queensland [Leptolhyra crassili- 

 rata, Gibbula Dacoslana, G. tenuilirata, Minolia cinerea 

 nn. «pp.J (Figs.). — E. W. Bowell. On the Radulae of the 

 British Helicids : Part III (Figs.). 



Tlic «lournal oi* C'onclt4»]u;;.r. Editor : J. R. Le B. 

 Tomlin. 



Vol XII, n° 12, October 1909. 



Contents : J. W. Jackson. On the Former Occurrence of 

 i'nio (Maigaritana) margaritifer L. in the River ïhames. — 

 A. E. Boycott. Sexual Différences in the Shell of Cijdostoma 

 elegans. — J. VV. Baldwin. Carychium minimum var. elongatum 

 n. vai". from Chatburn. — A. E. Gooper and A. Loydell. 

 Notes on the Mollusca of the Valley of the Golne. — H. Bekston 

 Addenda to Grange Mollusca, — J. A- Hargreaves. On a Habh 

 lai of Acicula lineata, 



