Turbinidae, the turban snails, are a family of small to large marine gastropod molluscs in the superfamily Trochoidea.
Calliostoma is a genus of small to medium-sized sea snails with gills and an operculum, marine gastropod molluscs within the family Calliostomatidae, the Calliostoma top snails. Previously this genus was placed within the family Trochidae. Calliostoma is the type genus of the family Calliostomatidae.
Euhadra is a genus of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the subfamily Bradybaeninae of the family Camaenidae.
Assiminea is a genus of minute, salt-tolerant snails with an operculum, aquatic gastropod mollusks, or micromollusks, in the family Assimineidae.
Dicharax is a genus of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Alycaeidae.
Assimineidae is a family of minute snails, also known as palmleaf snails, with an operculum, gastropod mollusks or micromollusks in the superfamily Rissoidae. Many of these very small snails live in intermediate habitats, being amphibious between saltwater and land; others live in freshwater.
Cancellariidae, common name the nutmeg snails or nutmeg shells, are a family of small to medium-large sea snails, marine gastropod mollusks in the clade Neogastropoda. Some of the shells of the species in this family resemble a nutmeg seed.
Tornidae is a family of very small and minute sea snails with an operculum, marine gastropod mollusks in the clade Littorinimorpha. This family used to be known as the Vitrinellidae. Iredale has shown that the family Adeorbidae Monterosato, 1884 should be called Tornidae
The Fasciolariidae, common name the "tulip snails and spindle snails", are a family of small to large sea snails, marine gastropod mollusks in the superfamily Buccinoidea.
Astralium, common name star snails, is a genus of sea snails, marine gastropod mollusks in the family Turbinidae, the turban snails and star snails.
Bolma is a genus of medium to large sea snails with a calcareous operculum, marine gastropod molluscs in the family Turbinidae, the turban snails.
Microgaza is a genus of sea snails, marine gastropod mollusks in the family Solariellidae.
Melanella is a genus of very small ectoparasitic sea snails, marine gastropod mollusks or micromollusks in the family Eulimidae.
Niso is a genus of very small parasitic sea snails, marine gastropod mollusks or micromollusks in the family Eulimidae.
Horaiclavidae is a family of predatory sea snails, marine gastropod mollusks in the superfamily Conoidea.
Thyca is a genus of small sea snails, marine gastropod mollusks in the family Eulimidae. These snails are ectoparasites of starfish; they are relatively unmodified, the underside having become a suction disc with a central mouth that draws nourishment from the host's tissues.
Mormula is a genus of sea snails, marine gastropod mollusks in the family Pyramidellidae, the pyrams and their allies.
Amamibalcis is a genus of ectoparasitic sea snails, marine gastropod mollusks in the family Eulimidae.
Truncatelloidea is a superfamily of snails, gastropod mollusks in the clade Caenogastropoda.
Mucronalia is a genus of very small parasitic sea snails, marine gastropod mollusks or micromollusks in the family Eulimidae.
