Barleeia, or the barleysnails, is a genus of very small sea snails. They are marine gastropod micromollusks in the family Barleeiidae. These snails are usually only a couple of millimeters in length.
Caecum is a genus of minute sea snails, marine gastropod micromolluscs or micromollusks in the family Caecidae or blind shells.
Eulimidae is a family of very small parasitic sea snails, marine gastropod mollusks in the superfamily Vanikoroidea.
Chrysallida is a speciose genus of minute sea snails, pyramidellid gastropod mollusks or micromollusks in the family Pyramidellidae within the tribe Chrysallidini.
Rissoina is a large genus of minute sea snails, marine gastropod mollusks or micromollusks, in the family Rissoinidae.
Opalia is a genus of small sea snails, marine gastropod mollusks in the family Epitoniidae, commonly known as wentletraps.
Eulima is a genus of small, ectoparasitic sea snails, marine gastropod mollusks in the family Eulimidae.
Cerithiopsis is a genus of very small sea snails, marine gastropod mollusks or micromollusks in the family Cerithiopsidae.
Niso is a genus of very small parasitic sea snails, marine gastropod mollusks or micromollusks in the family Eulimidae.
Eulimella is a genus of sea snails, marine gastropod mollusks in the family Pyramidellidae, the pyrams and their allies.
Longchaeus is a genus of sea snails, marine gastropod mollusks in the family Pyramidellidae, the pyrams and their allies.
Syrnola is a genus of sea snails, marine gastropod mollusks in the subfamily Turbonillinae of the family Pyramidellidae, the pyrams and their allies.
Turbonilla is a large genus of ectoparasitic sea snails, marine gastropod molluscs in the family Pyramidellidae, the pyrams and their allies.
Pyramidelloides is a genus of minute, ectoparasitic sea snails, marine gastropod mollusks or micromollusks in the family Eulimidae.
Mathilda is a genus of sea snails, marine gastropod mollusks in the family Mathildidae.
Hemiliostraca is a genus of sea snails, marine gastropod mollusks in the family Eulimidae.
Aclis is a genus of small sea snails, marine gastropod mollusks in the family Eulimidae.
Scalenostoma is a genus of very small ectoparasitic sea snails, marine gastropod mollusks or micromollusks in the Eulimidae family..
Murchisonella is a genus of sea snails, marine gastropod mollusks in the subfamily Murchisonellinae of the family Murchisonellidae, the pyrams and their allies.
