Shell large, up to 90 mm in height, solid and elongate. Aperture large, outer lip thickened supported by a prominent varix, with weak lirations on the interior and three to eight weak denticles on the margin, columella calloused and finely denticulate, Sculptured with axial ribs and sutural nodules on the apical whorls, body whorl smooth with 8 to 10 oblique cords at the base. Colour variable, steel gray with obsolete brown bands, occasionally tan or dark brown, interior of aperture purple brown.