DESCRIPTIONS OF NEW SPECIES OF LAND, FRESH-WATER, AND 

 MARINE SHELLS FROM WEST AFRICA. 



By H. B. Preston, F.Z.S. 



Read lith December, 1907. 



PSEUDOGLESSTJLA EfDLENENSIS, n.Sp. 



Shell conic - turreted, carinate at the periphery, closely, but 

 irregularly, streaked, blotched and spotted with rich chestnut ; 

 whorls 7 1, the first three tumid and sculptured with spiral rows of 

 fine pit-marks, the fourth smaller and smooth, the remainder gradually 



increasing in size and also smooth ; sutures impressed ; aperture 

 ovate ; peristome acute ; columella descending very obliquely, 

 excavated above ; surface of parietal wall pearly ; aperture sub- 

 quadi'ate, 



Alt. 22, diam. maj. 8 mm. ; aperture, alt. 7, diam. 3 mm. 



Hab. — Efulen, Cameroons. 



Melania funeeea, n.sp. 



Shell subulately turreted, dark blackish -brown ; remaining whorls 

 9, flat, upper whorls smooth, lower granulosely, spirally, striate, and 

 transversely marked with wavy lines of growth ; sutures scarcely 

 impressed ; peristome acute, flexuous ; columella arched, extending 

 into a thin callus, which reaches the lip above ; aperture ovate ; 

 interior of shell bluish slate-colour. 



Hah. — Gold Coast. 



Alt. 34'5, diam. maj. 12 mm.; aperture, alt. 10, diam. 6 mm. 



