277 



DESCRIPTIONS OF NEW SPECIES OF LIMICOLARIA AND 

 KRAPFIELLA FROM EAST CENTRAL AFRICA. 



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



Read 8th November, 1912. 



LiMICOLAKIA FeATQEHI, ll.Sp. 



Shell narrowly perforate, eloiigately ovately fusiform, cream-coloured, 

 painted with transverse bands and flame-markings of red and reddish 

 purple ; whorls 1^, modei"ately convex, the first 6J decussately 

 sculptured, the last obsoletely so; suture imjjressed, very narrowly 

 margined below with white, and irregularly crenellate ; perforation 

 very narrow, tubulit'orm owing to the narrow reflexion of the 



columella; columella narrowly reflexed, verticallj^ descending above, 

 very slightly oblique below, a thin callus uniting it with the upper 

 margin of the labrum ; labrum acute, simple, slightly dilated below ; 

 aperture inversely auriform ; interior of shell showing the transverse 

 colour bands through the test. Alt. 46"5 mm. ; diam. maj. 18"5, 

 min. 18 mm. Aperture: alt. 19"7.t, diam. 8"75 mm. 

 Hab.—Noi, British East Africa (W. Feather). 



LiMICOLAEIA KlVUENSIS, U.Sp. 



Shell allied to L. Ponsonlyi, Preston, from Uganda,' but differing 

 from that species in its larger siiJe and in having one whorl less ; it 

 also differs in its more obtuse apex, more convex whorls, and deeper 

 suture, more obliquely sloping parietal wall, and in the sculpture, 

 which is rather coarsely decussate throughout the whole shell. 



^ Proc. Malac. See. Lond., vol. vii, p. 89. 



