Liotia atomus
Liotia atomus is a species of small sea snail, a marine gastropod mollusk, in the family Liotiidae. Description. The diameter of the shell is 1.5 mm. The somewhat solid shell is narrowly umbilicated. It is greenish and a little shining. It is obliquely longitudinally striate. The 4½ slightly convex whorls enlarge rapidly. The body whorl is subangulated at the base. The umbilical area is longitudinally crispate. The continuous peristome is thickened. Distribution. This marine species occurs off Suez, Red Sea.