Deposit feeder in the continental shelf, down to bathyal depths, on coralline or muddy bottoms.
Original taxon: Trochus wiseri. Synonym crispulus Philippi.
500m deep, Capraia Isola, W. Italy. 5mm.
« Shell small, subconic, the 6-7 whorls more or less convex, latticed by transverse cinguli (6 on penultimate whorl), and longitudinal elevated, oblique lines; aperture suborbicular; lip sulcate within. » – H. A. Pilsbry: Manual of conchology, structural and systematic vol. XI, Philadelphia 1889, p.413.
420m deep, on white coral, banco di Santa Lucia, Gorgona island, Archipelago Toscano, W. Italy. 4mm.
Similar to Danilia sp., but without columellar teeth.
Original pictures provided by A. Nappo (IT).
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