Longchaeus folinii
Longchaeus folinii is a species of sea snail, a marine gastropod mollusc in the family Pyramidellidae, the pyrams and their allies. Description
The shell grows to  a length of 5 mm. Distribution
This marine species occurs in the Lesser Antilles off Barbados. References

 Robba E. (2013) Tertiary and Quaternary fossil pyramidelloidean gastropods of Indonesia. Scripta Geologica 144: 1-191. External links
 To Encyclopedia of Life
 To USNM Invertebrate Zoology Mollusca Collection
 To World Register of Marine Species

Pyramidellidae
Gastropods described in 1889