Aclyvolva coarctataAclyvolva coarctata is a species of sea snail, a marine gastropod mollusk in the family Ovulidae, the ovulids, cowry allies or false cowries.DescriptionThe size of an adult shell varies between 14 mm and 35 mm.DistributionThis marine species occurs in the central Indo-Pacific area like for example in India, Japan, New Guinea and New Caledonia. The holotype was found in the Sunda Strait, Indonesia.