Samples of living and fossil mollusca were collected in spring 1913 during an exploration along the coast of Tripolitania (western Lybia). The campaign was promoted by the Commission of the Italian Ministry of Colonies. Mollusca collected in the Mediterranean Sea in spring 1913, in particular along the coasts from Homs to the Tunisian border and at Tripoli and Capo Misurata. The spatial coordinates are missing from the original historical paper and were completed indicatively based on the coordinates of the locality after converting to actual name.