Odostomia improbabilisOdostomia improbabilis is a species of sea snail, a marine gastropod mollusc in the family Pyramidellidae, the pyrams and their allies.DescriptionThe shell grows to a length of 2.5 mm.DistributionThis species occurs in the following locations: Canary Islands Cape Verde Congo European waters Greek Exclusive Economic Zone Mauritania Mediterranean Sea Portuguese Exclusive Economic Zone Spanish Exclusive Economic Zone