Lioglyphostoma tenuataLioglyphostoma tenuata is an extinct species of sea snail, a marine gastropod mollusk in the family Pseudomelatomidae, the turrids and allies.DescriptionThe length of the shell attains 12.4 mm; its diameter 3.7 mm.DistributionFossils have been found in Miocene and Pliocene strata of Okinawa, Japan.