Mangelia tenuicostata

The length of the shell attains 7 mm.

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This species occurs in European waters, the Mediterranean Sea and in the Atlantic Ocean off the Cape Verdes and West Africa.

Fossils have been found in the Plaisancien strata of Orciano, Italy.

• M.A. Peyrot, 1931–1932, Conchologie néogénique de l'Aquitaine, t. VI. (Actes Soc. Linn. Bordeaux, t. LXXXIILXXXIV, 1931–1932)
• Gofas, S.; Le Renard, J.; Bouchet, P. (2001). Mollusca, in: Costello, M.J. et al. (Ed.) (2001). European register of marine species: a check-list of the marine species in Europe and a bibliography of guides to their identification. Collection Patrimoines Naturels, 50: pp. 180–213
• Rolán E., 2005. Malacological Fauna From The Cape Verde Archipelago. Part 1, Polyplacophora and Gastropoda.