Shell narrowly perforated, somewhat elongated, thin to solid, dirty white or whitish with purple-brown spire and base, often with from one to three dark revolving bands, the upper and lower wide; surface nearly smooth; whorls about six, the first two delicately zigzag striate; sutures well marked; aperture about two-fifths length of shell, showing within markings of exterior; outer lip scarcely thickened or reflected; columella nearly straight, reflexed so as to partially cover umbilical opening-Height, 20; diameter, 9; height of aperture, 9 mm. Aguadilla; San Juan, Porto Rico.