Viviparidae, sometimes known as the river snails or mystery snails, are a family of large operculate freshwater snails, aquatic gastropod mollusks.
Assiminea is a genus of minute, salt-tolerant snails with an operculum, aquatic gastropod mollusks, or micromollusks, in the family Assimineidae.
Renea is a genus of air-breathing land snails with an operculum, terrestrial gastropod mollusks in the family Aciculidae.
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.
Clanculus is a genus of sea snail, marine gastropod molluscs of the family Trochidae, the top shells.
Amnicolidae is a family of small freshwater snails with a gill and an operculum, aquatic gastropod mollusks in the superfamily Rissooidea.
Minolia is a genus of sea snails, marine gastropod mollusks in the family Solariellidae.
Euchelus is a genus of sea snails, marine gastropod mollusks in the family Chilodontaidae.
Isanda is a genus of sea snails, marine gastropod mollusks in the family Trochidae, the top snails.
Pisulina is a genus of submarine cave snails, marine gastropod mollusks in the family Neritiliidae.
Clypeomorus is a genus of sea snails, marine gastropod mollusks in the subfamily Cerithiinae of the family Cerithiidae.
Rissoina is a large genus of minute sea snails, marine gastropod mollusks or micromollusks, in the family Rissoinidae.
Ringicula is a genus of minute deepwater sea snails, marine gastropod mollusks or micromollusks belonging to the family Ringiculidae.
Brotia is a genus of Southeast Asian freshwater snails, gastropod molluscs in the taxonomic family Pachychilidae.
Stenothyra is a genus of freshwater snails which have a gill and an operculum, aquatic gastropod mollusks in the family Stenothyridae.
Tallorbis is a genus of sea snails, marine gastropod mollusks in the family Chilodontaidae.
Zebinella is a genus of minute sea snails, marine gastropod mollusks or micromollusks, in the family Rissoinidae.
Citharomangelia is a genus of small predatory sea snails, marine gastropod mollusks in the family Mangeliidae.
