RINGICULA. 409 



K. GRANDiNOSA Hiuds. PI. 47, fig. 72. 



Shell ovate, retuse, smooth, polished ; whorls rounded, the last 

 large, subquadrate, rotund ; columella strongly calloused above, 

 denticulate. Alt. 11 lines (Hinds). 



Bais Negros, 6 fms. ; Cagayan Mindanao, 26 fms. ; Cathalonga, 

 Samar, 10-30 fms. ; Sorsogon, Luzon (Cuming) ; Whydah, West 

 Africa (Smith) ; off Katow, New Guinea (Brazier). 



R. grandinosa Hinds, P. Z. S. 1844, p. 96.— Smith, P. Z. S. 1871, 

 p.733.— MoRL., Journ. de Conch., 1878, p. 123, pi. 5, f. 8.— Brazier, 

 Proc. Linn. Soc, N. S. Wales, ii, p. 78. 



R. GoujONi Folin. PI. 47. fig. 73. 



Shell minute, ovate, subelongate, thick, solid, white, shining; spir- 

 ally regularly sulcate ; whorls 5, rather rapidly increasing, joined 

 by a simple suture, the last very large, equalling two-thirds the 

 length of the shell ; aperture narrow, a little oblique, the right mar- 

 gin lipped, lip thick, bidentate ; left margin strongly reflexed, thick- 

 ened, tridentate. Alt. 2*1, diam. Tl mill. (Folin). 



N. coast of Java (Folin) ; New Caledonia (Lambert). 



R. goujoni Folin, Les Fonds i, p. 67, pi. 6, f. 4 ; t. c. p. 82, var. — 

 MoRLET, Journ. de Conch., 1878, p. 120, pi. 5, f. 4. 



R. FossuLATA FoHn, PI. 47, fig. 84. 



Shell ovate, globose, the apex acuminate, white, shining ; whorls 

 5, very rapidly increasing, smooth, at last very minutely spirally 

 sulcate; last whorl large, four-fifths the total length; aperture a 

 little elongated, made sinuous by large teeth ; right margin strongly 

 thickened, fossulate above, the margins of the slot joined above the 

 rather prominent tooth, resembling a single riblet behind, and at 

 base encircling the small rounded canal and passing inward above 

 the lower left tooth ; left margin strongly expanded in a wide, thick 

 callus, bearing three teeth, superior tooth tricostulate. Alt. 36, 

 diam. 1'8 mill. (Folin). 



Port of Novmea, New Caledonia. 



R. fossulata Folin, Les Fonds, i, p. 251, pi. 31, f. 9. — Morl., 

 Journ. de Conch., 1878, p. 126, pi. 5, f 11. 



R. CALEDONicA Morlet. PL 43, figs. 14, 15. 



Shell very minute, conic, rather thin, shining, spirally striatedj 

 whorls 5, slightly convex, subgradate, separated by a linear suture ; 





