Species
The table below lists extant species: Four species are known from fossils (three exclusively so):References
Bibliography
* {{Taxonbar, from=Q20033862 Unionida Bivalve genera Molluscs of Central America Molluscs of North America Molluscs of South America Fauna of the Amazon Fauna of the Pantanal Paraná Basin Magdalena River Taxa described in 1792 Taxa named by Jean Guillaume Bruguière