Rotaliotina springsteeniRotaliotina springsteeni is a species of small sea snail, a marine gastropod mollusk, in the family Liotiidae.DescriptionThe diameter of the nearly planispiral shell varies between 8 mm and 10 mm. The shell contains 3½ whorls with blunt double spines.DistributionThis marine species occurs off the Philippines and Thailand.EtymologyR. springsteeni is named after Foster James "Jim" Springsteen, an amateur malacologist who published Shells of the Philippines.