Tenaturris isiola
Tenaturris isiola is an extinct species of sea snail, a marine gastropod mollusk in the family Mangeliidae.
Description
The length of the shell attains 9.1 mm, its diameter 3.9 mm.The stout shell is medium-sized. The stout protoconch is cylindrical and consists of
about two smooth whorls. The aperture is relatively wide.
The sculpture consists of narrow axial ribs, varicose here and there on the body whorl, weakly overridden by fine spiral threads. Microscopic frosted spirals visible in interspaces.