MONILEA-MINOLIA. 265 



zones alternating with white punctate with rosy ; surface of the base 

 of the hist whorl ornamented with regularly radiating costiform 

 white niaculations. Alt. 2, diani. 3 mill. (Caramagna.) 



Assab, Red Sea. 



Gihhula de Gregorii Caramagna, Bull. Soc. Mai. Ital. 1888, p. 

 130, t. 8, f 7. 



M. BicARiNATA Adams & Reeve. PL 59, figs. 51, 52. 



Shell depressed-orbicular, very widely umbilicated ; apex acute ; 

 ■whorls spirally bicarinated, the carinse distant, interspaces concave, 

 spirally closely lineated, concentrically striated ; brownish or yellow- 

 ish, variegated w-ith reddish flammules ; carinre obliquely artic- 

 ulated with red ; throat iridescent. (Ads. & Rve.) 



Eastern Seas. 



Margarita biearinata Ads. & Rve. Zool. Voy. H. M. S. Samarang, 

 Mollusca, p. 49, t. 11, f 11a, b. 

 INI. TiGRiNA H. & A. Adams. Unfigured. 



Shell globose-conical, perspectively umbilicated ; whorls 52, smooth, 

 the superior ones bicingulate, the last whorl multi-cingulate, cinguli 

 stronger above, closer and smaller beneath ; umbilicus with con- 

 centric crenulated lirre within ; aperture subquadrate-orbicular, 

 inner lip nearly straight, posterior margin of outer lip subangulate; 

 white, closely painted longitudinally with wide brown stripes. 



i^H.&A.Ad.) 



Habitat iinknoivn. 



Minoha tigrina Ads., P. Z. S. 1863, p. 433. 



M. BiANGULOSA A. Adams. PI. 37, fig. 7. 



Shell orbicular-conical, broadly umbilicate, smooth, brown, 

 closely painted with longitudinal undulating lines; whorls planu- 

 late, angulate above, the last biangulate ; sutures margined ; base 

 convex, concentrically cingulate ; umbilicus perspective, its margin 

 crenulated, its interior elegantly decussated by transverse and 

 radiating lines. (A. Ad.) 



Siam. 



Margarita hiangulom A. Ad., P. Z. S. 1854, p. 40. — Margarita 

 triangxdosa Sowerby, in Reeve Conch. Icon., f. 26. 



M. soLARiiFORMis Sowerby. PI. 67, fig. 73 ; pi. 39, figs. 44, 45. 



Shell orbicular, sublenticular, very thin ; whorls 5, smooth, sub- 

 planulate, spirally very finely striate, jiallid, painted with a very 



