Pterynotus atlantideus Bouchet & Warén, 1985 (basionym) Timbellus atlantideus is a species of sea snail, a marine gastropod mollusk in the family Muricidae, the murex snails or rock snails.

[2] The size of an adult shell varies between 18 mm and 30 mm.

This species is found in the Atlantic Ocean along the Azores and in European waters.

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