MOXILEA-MINOLIA. 267 



brown ; whorls 5 to 6, angular, spirally keeled, keels prominent, 4 

 or 5 ; outer half of the base with five distant impressed spiral lines ; 

 round, and entering into the open deep umbilicus some six spiral 

 rows of close oblique granules, the outer row of which is the largest. 

 Alt. 7*, diam. 9 mill. (Nevill.) 



Ceylon. 



Trochus (Solariella) castus NEVILL, Journ. Asiat. Soc. Bengal, 

 1874, p. 27, t. l,f.4. 



May perhaps belong elsewhere. 

 M. CANALICULATA E. A. Smith. PL 60, figs, to the right of 21, 22. 



Shell small, broadly umbilicated, pearly, beautifully prismatic ; 

 spire depressed-conical ; whorls 5, the first 2 smooth, the remainder 

 spirally lirate, and ornamented beneath the channelled sutures with 

 a series of white tubercles, here and there marked with brown ; last 

 whorl encircled by chestnut-dotted caring, base with a purple-brown 

 zone ; umbilicus perspective, margined by a tubercular cord ; aper- 

 ture subcircular. Alt. 2, diam. 3 mill. (Smith.') 



Whydah, W. Africa. 



Solariella canaliculata E. A. SMITH, P. Z. S. 1871, p. 736, t. 75, f. 

 28. 



A very pretty pearly species, with a channelled suture and with 

 a row of tubercles below it ; about every seventh one is chestnut, the 

 rest whitish. The umbilicus is girt with a somewhat tubercular 

 chord, and a zone of purplish brown. (Smith.) 



M. BELLARD1I ISSEL. PL 47, figS. 96, 97. 



Shell minute, thin, orbicular-depressed, oblique, narrowly ura- 

 bilicate, transversely minutely costulate, pale rose-color, tessellated 

 with purple ; spire obtuse ; whorls 4, rapidly widening, slightly 

 convex, planulate at the sutures, separated by impressed sutures ; 

 last whorl large, rounded on the base ; aperture dilated, ovate-tri- 

 gonal ; peristome simple, acute. Alt. 2, diam. 2<> mill. (Issel.*) 



Suez. 



T. bellardii ISSEL, Malacologia del Mar Rosso, p. 224. t. 2, f. 12. 

 (1869.) 



M. TUERTTELLINA Ancey. Unfigured. 



Shell trochiform, turritted, thick, pale brownish-gray, flammulate 

 with white, pervious-umbilicate ; whorls 6, elevated, apex mucronate ; 

 whorls separated by a profound suture, at the periphery unicarinate, 



