Sea snail is a common name for slow-moving marine gastropod molluscs, usually with visible external shells, such as whelk or abalone. They share the taxonomic class Gastropoda with slugs, which are distinguished from snails primarily by the absence of a visible shell.
Latia neritoides is a species of small freshwater snail or limpet, an aquatic gastropod mollusc in the family Latiidae.
Austropyrgus dyerianus is a species of minute freshwater snail with an operculum, an aquatic gastropod mollusk or micromollusk in the Hydrobiidae family. This species is endemic to Australia.
Beddomeia zeehanensis is a species of very small freshwater snail that has a gill and an operculum, an aquatic operculate gastropod mollusk in the family Hydrobiidae. The species was first described in 1993 by Winston Ponder and G.A. Clark.
Burnupia is a genus of small freshwater snails or limpets, aquatic gastropod mollusks that are traditionally placed in the family Planorbidae.
Ferrissia tanganyicensis is a species of small freshwater snail or limpet, an aquatic gastropod in the family Planorbidae.
Rhodacmea elatior, the domed ancylid, is a species of small freshwater snail or limpet, an aquatic gastropod mollusk in the family Planorbidae, the ram's horn snails and their allies.
Rhodacmea is a genus of small freshwater snails or limpets, aquatic gastropod mollusks in the family Planorbidae, the ram's horn snails and their allies.
Ferrissia californica is a species of small freshwater limpet, an aquatic gastropod mollusk in the family Planorbidae.
Acroloxus lacustris, or the lake limpet, is a small freshwater limpet or snail, a species of aquatic gastropod mollusk in the family Acroloxidae.
Latia lateralis is a species of small freshwater snail or limpet, an aquatic gastropod mollusc in the family Latiidae.
Burnupia stenochorias is a species of small freshwater snail or limpet, an aquatic gastropod mollusk in the family Planorbidae, the ram's horn snails and their allies.
Fluvidona is a genus of minute freshwater snails with an operculum, aquatic gastropod molluscs or micromolluscs in the Tateidae family. Fluvidona species are endemic to northern New South Wales and southern Queensland, Australia.
Ferrissia gentilis is a species of small freshwater snail or limpet, an aquatic gastropod mollusc in the family Planorbidae, the ram's horn snails and their allies.
Gundlachia ticaga is a species of minute freshwater snail or limpet, an aquatic gastropod mollusc in the family Planorbidae, the ram's horn snails and their allies.
Laevapex fuscus, the dusky ancylid, is a species of small, freshwater, air-breathing limpet, an aquatic pulmonate gastropod mollusc or micromollusc in the family Planorbidae, the ram's horn snails and their allies.
