Page last updated
Thu 08 Apr 2021

The Freshwater Mussels (Unionoida) of the World (and other less consequential bivalves)

FM(U)otW(aolcb) is the web version of the MUSSEL Project Database. Follow the links to browse the data or use the custom Google search field. Either way, you win!

For each valid genus, the valid species are listed, Recent taxa first.

Search the database pages:

Bivalvia | Unionoida | Unionoidea | Unionidae | Ambleminae | Quadrulini

genus Quadrula Rafinesque, 1820: valid species
     4 nominal genera as synonyms

Quadrula couchiana (Lea, 1860)
1 synonym | 16 specimens
Range: Rio Grande, western Gulf Coastal Plain, south into northern Mexico. [North America]
IUCN Red List: Critically Endangered (Amphinaias couchiana).
Nature Serve: GH.
Other web sites: ITIS MolluscaBase.

Quadrula fragosa (Conrad, 1836)
4 synonyms | 1 specimen
Range: Upper Mississippi and Ohio rivers, USA. [North America]
Genbank sequences: other.
IUCN Red List: Critically Endangered.
Nature Serve: G1 LE, XN: Listed endangered, nonessential experimental population.
Other web sites: ITIS MolluscaBase.

Quadrula quadrula (Rafinesque, 1820)
24 synonyms | 13 specimens
Range: Widespread in the Interior, Nelson and Great Lakes basins, as well as the western Gulf Coastal Plain, North America. [North America]
Genbank sequences: 16S, 28S, 5.8S, COI, COI M-type, COII, COII M-type, ITS1, ND1, SRA, mtGenome, mtGenome M-type.
IUCN Red List: Least Concern (Quadrula rumphiana), Least Concern.
Nature Serve: G5.
Other web sites: ITIS 2 3 MolluscaBase.

Quadrula cylindricoides (Whitfield, 1907) (Cretaceous)
1 synonym

Quadrula primaevus (White, 1877) (Cretaceous)
1 synonym
Range: Cretaceous, North America.

Quadrula subprimaevus (Dyer, 1930) (Cretaceous)
1 synonym
Range: Cretaceous, North America.

Page updated: 08:18:32 Thu 08 Apr 2021

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