Volegalea cochlidiumVolegalea cochlidium, common name the spiral melongena, is a species of large sea snail, a marine gastropod mollusk in the family Melongenidae, the crown conches and their allies.DescriptionThe size of the adult shell varies between 60 mm and 150 mm.DistributionThis species occurs in the Eastern Indian Ocean and also off Southern India, in the Pacific Ocean around the Philippines, Vietnam and off Australia