"African Cone"
Regarded as a valid species.
Coast of Guinea
Angola
35 mm
The shell is small, moderately high and moderately solid, the last whorl is broadly and ventricosely conical to ovate, shoulder rounded. Outline convex at adapical third, near base. Spire low to moderately high, straight to slightly convex. Sutural ramps flat to convex, with fine spiral striae. Last whorl smooth and dull, with about 10 spiral grooves at base.
Ground colour of the shell is white, with dark brown blotches and streaks turning into bars and dashes. Aperture white.
Radula: high number of middle-sized teeth, of vermivorous type. The apical portion is shorter than half the length of the radular tooth. A single row of 15 to 20 teeth.