Southwest Florida Shells with Emphasis on Sanibel & Captiva
José H. Leal
Shell size to 9 mm; shell with about 7-8 whorls, keeled at shoulder, with ten or eight smooth axial ribs and fine spiral striations, protoconch paucispiral. Aperture and short anterior canal oblique. Shell white, with columella, suture, and sometimes outer lip, dark-brown or reddish-brown. Operculum absent.