Raphitoma cordieri (Payraudeau, 1826)

Mediterranean. Predator in the infralittoral. Original taxon: Clathurella cordieri. Synonym: dollfusi. Close to horrida but with a multispiral protoconch, a smaller subsutural ramp and thicker spiral ribs. Beach drift, Agde, Hérault, S. France. 15,5mm.

The species is named after the french geologist and mineralogist Pierre Louis Cordier (1777-1861). Same spot. 11,5mm.

There is often a dark area at the base of the last whorl, crowned by a pale band on a height of two rows of nodules. 85m deep, Saronic Gulf, SE. Greece. 8,9mm.

Top: transition protoconch - teleoconch. Bottom: the suture can be adorned with comma-shaped white blotches. Five spiral ribs per whorl of the teleoconch.

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