« It has the shape of C. umbilicata, but is larger, more solid, dactyliform, deeply umbilicated and with a more attenuated vertex. The sculpture is composed of a crisscrossing of vertical and spiral striations, which give it a rough appearance. » – T. A. di Monterosato: Nomenclatura generica e specifica di alcune conchiglie mediterranee, Palermo 1884, p.143. Above: a specimen dredged at 60-80m deep, Frigole, Lecce, Puglia, SE. Italy. Size about 2,5mm. Original pictures provided by F. Vitale (IT) – (CC BY-NC-SA).