Bithynia tentaculata, common names the mud bithynia or common bithynia, or faucet snail is a relatively small species of freshwater snail with gills and an operculum, an aquatic prosobranch gastropod mollusk in the family Bithyniidae.
The Chinese mystery snail, black snail, or trapdoor snail, is a large freshwater snail with gills and an operculum, an aquatic gastropod mollusk in the family Viviparidae. The Japanese variety of this species is black and usually a dark green, moss-like alga covers the shell.
The Tumbling Creek cavesnail is a species of freshwater cave snail with gills and an operculum, an aquatic gastropod mollusk in the family Amnicolidae.
The Blue Spring aphaostracon or Blue Spring hydrobe, scientific name Aphaostracon asthenes, is a species of minute freshwater snail with a gill and an operculum, an aquatic gastropod mollusk in the family Cochliopidae.
Aphaostracon is a genus of very small or minute freshwater snails in the family Cochliopidae that have an operculum.
The Wekiwa hydrobe or Wekiwa springs aphaostracon, scientific name Aphaostracon monas, is a species of small freshwater snail, and aquatic gastropod mollusk in the family Cochliopidae.
The Fenney Spring hydrobe. scientific name Aphaostracon xynoelictum, is a species of very small freshwater snails that have an operculum, aquatic operculate gastropod mollusks in the family Hydrobiidae.
The cobble elimia, scientific name Elimia vanuxemiana, is a species of freshwater snails, aquatic gilled gastropod molluscs with an operculum in the family Pleuroceridae. This species is endemic to Alabama in the United States.
The mimic cavesnail, scientific name Phreatodrobia imitata, is a species of very small or minute freshwater snail with a gill and an operculum, an aquatic gastropod mollusk in the family Hydrobiidae.
The upland hornsnail, scientific name Pleurocera showalterii, is a species of freshwater snail with an operculum, an aquatic gastropod mollusc in the family Pleuroceridae. This species is endemic to Alabama and Georgia in the United States.
Ladislavella bonnevillensis is a species of air-breathing freshwater snail, an aquatic pulmonate gastropod mollusc in the family Lymnaeidae, the pond snails.
Mexipyrgus carranzae is a species of very small freshwater snail, an aquatic gastropod mollusk in the family Cochliopidae.
Cochliopidae is a family of small freshwater snails with gills and an operculum, aquatic gastropod mollusks.
Marstonia is a genus of freshwater snails with a gill and an operculum, aquatic gastropod molluscs in the family Hydrobiidae.
Polystira albida, common name white giant turris, is a species of sea snail, a marine gastropod mollusk in the family Turridae, the turrids.
Heleobops is a genus of very small aquatic snails, operculate gastropod mollusks in the family Cochliopidae.
Filopaludina is a genus of freshwater snails with a gill and an operculum, aquatic gastropod mollusks in the family Viviparidae.
Floridobia is a genus of very small freshwater snails that have an operculum, in the family Hydrobiidae, the mud snails.
Clithon oualaniense is a species of brackish water snail with an operculum, a nerite. It is an aquatic gastropod mollusk in the family Neritidae, the nerites.
