Kermia cavernosa
Kermia cavernosa is a species of sea snail, a marine gastropod mollusk in the family Raphitomidae.
Description
The length of the shell attains 9 – 10 mm.The shell is narrowly shouldered. The ribs are oblique, rather narrow. The shell is white, the shoulder light chestnut, with sometimes a few chestnut spots on the body whorl.