Viviparoidea

Viviparoidea is a taxonomic superfamily of freshwater snails, aquatic gastropod mollusks within the informal group Architaenioglossa, which belongs to the clade Caenogastropoda.^[1]

Viviparoidea
A shell of Cipangopaludina chinensis
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Subclass:	Caenogastropoda
Order:	Architaenioglossa
Superfamily:	Viviparoidea Gray, 1847

The following two families have been recognized in the taxonomy of Bouchet & Rocroi (2005):

• Family Viviparidae
• † Family Pliopholygidae