Holotype length 44.6 mm. width 15.0 mm; shell thin. Last whorl narrowly conical. RD 0.46, outline slightly convex below shoulder tapering toward the base. Spire high (Relative spire height 0.27), outline concave. Protoconch of 3 or more smooth and glossy whorls. Teleoconch of 9,5 tuberculate whorls. Teleoconch sutural ramps slightly concave with 1 increasing to 5-7 spiral grooves, crossed by axial threads. Last whorl with spiral grooves containing axial riblets; grooves becoming obsolete in adapical third. Aperture narrow, outer lip thin. Colour of protoconch transparent white, spire white with a few irregular brown blotches. Last whorl with 3 spiral bands or irregular brown blotches. Aperture white.