Koloonella ignorabilis

Koloonella ignorabilis is a species of sea snail, a marine gastropod mollusk in the family Pyramidellidae, the pyrams and their allies.

Description
The size of the shell varies between 3.5 mm and 5.2 mm.

Distribution
This species occurs in the Atlantic Ocean between Mauritania, Guinea and Angola at depths between 0 m and 75 m.