Tiberia is a genus of minute parasitic sea snails, marine gastropod molluscs in the family Pyramidellidae, the pyrams and their allies. Tiberia is the only genus in the tribe Tiberiini.
Euparthenia is a subgenus of very small sea snails, pyramidellid gastropod mollusks, or micromollusks in the subfamily Turbonillinae.
Odostomia is the most speciose genus of minute sea snails, pyramidellid gastropod mollusks. This genus is placed in the family Pyramidellidae in the subfamily Odostomiinae. There are several hundred species in this diverse genus
Auriculinella is a genus of small air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Ellobiidae.
Kleinella is a small genus of sea snails, pyramidellid gastropod mollusk or micromollusks. This genus is currently placed in the subfamily Turbonillinae.
Antonietta is a genus of colorful sea slugs, aeolid nudibranchs, shell-less marine gastropod molluscs in the taxonomic family Facelinidae.
Calmidae is a taxonomic family of sea slugs with only one genus and two species. These are specifically aeolid nudibranchs. They are marine gastropod molluscs in the superfamily Fionoidea.
Cantharus is a genus of sea snails in the family Pisaniidae.
Dorsanum is a genus of sea snails, marine gastropod mollusks in the subfamily Dorsaninae of the family Nassariidae, the Nassa mud snails or dog whelks.
Moelleria is a genus of sea snails, marine gastropod mollusks in the family Colloniidae.
Scutellastra is a genus of sea snails with gills, typical true limpets, marine gastropod molluscs in the family Patellidae, the true limpets.
Styliferina is a genus of sea snails, marine gastropod mollusks in the family Litiopidae.
Aegiridae is a taxonomic family of sea slugs, dorid nudibranchs, gastropod molluscs in the superfamily Polyceroidea.
Otopleura is a genus of minute to medium-sized sea snails, marine gastropod mollusk in the family Pyramidellidae, the pyrams and their allies.
Bacteridium is a genus of sea snails, marine gastropod mollusks in the family Pyramidellidae, the pyrams and their allies.
Liostomia is a genus of sea snails, marine gastropod mollusks in the family Pyramidellidae, the pyrams and their allies.
Phasianema is a genus of sea snails, marine gastropod mollusks in the family Pyramidellidae, the pyrams and their allies.
Sayella is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Pyramidellidae, the pyrams and their allies.
Bacteridium carinatum is a species of sea snail, a marine gastropod mollusk in the family Pyramidellidae and the genus Bacteridium.
Hyala is a genus of very small, somewhat amphibious land snails that have a gill and an operculum, semi-terrestrial gastropod mollusks or micromollusks in the family Iravadiidae. They are subsurface deposit feeders.
