Strombidae, commonly known as the true conchs, is a taxonomic family of medium-sized to very large sea snails in the superfamily Stromboidea, and the Epifamily Neostromboidae. The term true conchs, being a common name, does not have an exact meaning. It may generally refer to any of the Strombidae but sometimes is used more specifically to include only Strombus and Lambis. The family currently includes 26 extant, and 10 extinct genera.
Neritoidea is a taxonomic superfamily of mostly sea snails, nerites and their allies, marine gastropod mollusks in the order Cycloneritida.
Neritidae, common name the nerites, is a taxonomic family of small to medium-sized saltwater and freshwater snails which have a gill and a distinctive operculum.
The Vermetidae, the worm snails or worm shells, are a taxonomic family of small to medium-sized sea snails, marine gastropod molluscs in the clade Littorinimorpha. The shells of species in the family Vermetidae are extremely irregular, and do not resemble the average snail shell, hence the common name "worm shells" or "worm snails".
Thiaridae, common name thiarids or trumpet snails, is a family of tropical freshwater snails with an operculum, aquatic gastropod mollusks in the superfamily Cerithioidea.
Scissurellidae, sometimes known by the common name little slit snails, are a taxonomic family of minute sea snails, marine gastropod molluscs or micromolluscs in the clade Vetigastropoda.
Neritopsidae is a family of small sea snails and freshwater snails in the clade Cycloneritimorpha.
The Cerithioidea is a superfamily of marine, brackish water and freshwater gastropod containing more than 200 genera. The Cerithoidea are included unassigned in the subclass Caenogastropoda. The original name of this superfamily was Cerithiacea, in keeping with common superfamily endings at the time.
Seguenzioidea is a superfamily of minute to medium-sized sea snails, marine gastropod mollusks in the clade Vetigastropoda.
The Vermetoidea, the worm snails or worm shells, are a taxonomic superfamily of small to medium-sized sea snails, marine gastropod molluscs in the order Littorinimorpha.
The Hyalogyrinidae is a taxonomic family of sea snails, marine gastropod mollusks in the informal group Lower Heterobranchia.
Neritopsis is a genus of sea snails in the subfamily Neritopsinae of the family Neritopsidae.
Procerithiidae is a taxonomic family of sea snails, marine gastropod molluscs in the clade Sorbeoconcha.
Spirostyliferina lizardensis is a species of sea snail, a marine gastropod mollusk in the family Litiopidae.
Pseudoliotina is a genus of small sea snails, marine gastropod mollusks in the family Skeneidae.
Tomura is a genus of sea snails, marine gastropod mollusks in the family Cornirostridae.
Zygoceras is a genus of sea snail, a cowry, a marine gastropod mollusk in the family Haloceratidae.
Zygoceras biocalae is a species of sea snail, a marine gastropoda mollusk in the family Haloceratidae.
Zygoceras tropidophorum is a species of sea snail, a marine gastropoda mollusk in the family Haloceratidae.
Absonus primus is a species of sea snail, a marine gastropoda mollusk in the family Orbitestellidae.
