Clinura calliopeClinura calliope is a species of sea snail, a marine gastropod mollusk in the family Raphitomidae.DescriptionThe length of the shell varies between 27 mm and 42 mm.DistributionFossils of this marine species were found in Miocene strata of Tuscany, Italy; also in Lower Pliocene strata near Antibes, France, and in Pliocene strata in Málaga, Spain.