Viviparidae
1 species
Viviparidae, sometimes known as the river snails or mystery snails, are a family of large operculate freshwater snails, aquatic gastropod mollusks.
This family is classified in the informal group Architaenioglossa according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005.
This family occurs nearly worldwide in temperate and tropical regions, with the exception that they are absent from South America.
There are two genera of Viviparidae in Africa: Bellamya and Neothauma.
The oldest known vivparid is Viviparus langtonensis from the Middle Jurassic of England. The oldest records from the Southern Hemisphere is from the Late Jurassic Talbragar fossil beds of Australia.
Viviparidae, sometimes known as the river snails or mystery snails, are a family of large operculate freshwater snails, aquatic gastropod mollusks.
This family is classified in the informal group Architaenioglossa according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005.
This family occurs nearly worldwide in temperate and tropical regions, with the exception that they are absent from South America.
There are two genera of Viviparidae in Africa: Bellamya and Neothauma.
The oldest known vivparid is Viviparus langtonensis from the Middle Jurassic of England. The oldest records from the Southern Hemisphere is from the Late Jurassic Talbragar fossil beds of Australia.