- Rolán E., 2005. Malacological Fauna From The Cape Verde Archipelago. Part 1, Polyplacophora and Gastropoda.
Shell conical, with rounded shoulder and short spire. Dark brown on the spire and the base; the rest of the last whorl bears several spiral bands varying from light brown to yellowish. Under magnification it is possible to see numerous axial thin brown lines. Shell up to 25 mm.