Original taxon: Cerithium pulvis.
Three rows of nodules per whorl, the subsutural one being reddish-brown, the two others of a pale light yellow. Base concave, adorned with a fourth brownish spiral cord of nodules, and a fifth one, yellowish, adjacent to the columella (van Aartsen & Carrozza, Bollettino malacologico vol.19, Milano 1983, p.39). Rare in Mediterranean.
8m deep, Bodrum, Muğla province, SW. Turkey. 3,4mm.
« Shell minute, cylindro-pupoid, elongate, brownish-fawn, apex mucronate; whorls 7-8 almost flat, expanding slowly, separated from each other by a shallow suture; first whorls narrow and smooth, the following ones larger, with three transverse rows of granules, the last one about ¼ of the total heigh, granulose, and rounded at the base; aperture semiovate, narrow, ending anteriorly by a short canal. » – A. Issel: Malacologia del Mar Rosso. Ricerche zoologiche e paleontologiche, Biblioteca Malacologica, Pisa 1869, p.150.
Above: Arturo Issel in the days of the Malacologia. Archivio storico dell’Accademia delle Scienze, Torino. Public Domain.