Skenea catenoidesSkenea catenoides is a species of sea snail, a marine gastropod mollusk in the family Skeneidae.DescriptionThe size of the shell attains 1.1 mm. The shell is widely umbilicated, closely spirally striated throughout, with several spiral chain-like lines on the base. The whorls are convex, regularly increasing.DistributionThis species occurs in the Mediterranean Sea off Spain, Portugal and in the Atlantic Ocean off the Canary Islands.