Aliculastrum volvulinaAliculastrum volvulina is a species of gastropods belonging to the family Haminoeidae.DescriptionA cylindrically ovate shell with a small fissure, tapering at both ends and adorned with widely spaced transverse striations. The shell is white, thin, opaque, and lustrous. The aperture is narrow, with an oblique, gently curved inner lip that thickens towards the front, while the outer lip forms a smooth, regular arch.DistributionThe marine species in Sea of Japan and the East China Sea.