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Page last updated
Mon 28 Jul 2025

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.

The MUSSEL Project Database is moving to a new server, with a new URL! The new address for this page will be: https://musselpdb.org/fmuotwaolcb/db.php?ty=validgen&id=270

Search the database pages:

Bivalvia | Unionoida | Unionoidea | Unionidae | Ambleminae | Pleurobemini

genus Pleurobema Rafinesque, 1819: valid species
     11 nominal genera as synonyms | Cladomics

Pleurobema athearni Gangloff, Williams & Feminella, 2006
2 synonyms | 0 specimens
Range: Endemic to Canoe Creek in the Coosa Basin, Alabama. [North America]
Genbank sequences: COI, ITS1, ND1.
IUCN Red List: Data Deficient.
Nature Serve: Freshwater Mussels G1.
Other web sites: ITIS MolluscaBase.

Pleurobema beadleianum (Lea, 1861)
4 synonyms | 2 specimens
Range: Western Gulf Coastal Plain, from Mississippi to Texas. [North America]
Genbank sequences: COI, ITS1, ND1.
IUCN Red List: Least Concern.
Nature Serve: Freshwater Mussels G3.
Other web sites: ITIS MolluscaBase.

Pleurobema clava (Lamarck, 1819)
18 synonyms | 8 specimens
Range: Ohio, Cumberland, Tennessee, Upper Mississippi and Lake Erie basins, North America. [North America]
Genbank sequences: 16S, COI, ITS1, ND1.
IUCN Red List: Critically Endangered A1ce, Extinct (Pleurobema bournianum).
Nature Serve: Freshwater Mussels G1.
Other web sites: ITIS MolluscaBase.

Pleurobema cordatum (Rafinesque, 1820)
7 synonyms | 1 specimen
Range: Widespread in Ohio Basin, USA. [North America]
Genbank sequences: 16S, 28S, COI, ITS1, ND1.
IUCN Red List: Lower Risk/near threatened.
Nature Serve: Freshwater Mussels G3.
Other web sites: ITIS MolluscaBase.

Pleurobema curtum (Lea, 1859)
1 synonym | 1 specimen
Range: Tombigbee Basin, eastern Gulf Coastal Plain, Alabama and Mississippi. [North America]
IUCN Red List: Critically Endangered B1ab(i,ii,iii,iv).
Nature Serve: Freshwater Mussels GH.
Other web sites: ITIS MolluscaBase.

Pleurobema decisum (Lea, 1831)
9 synonyms | 5 specimens
Range: Mobile Basin, eastern Gulf Coastal Plain, USA. [North America]
Genbank sequences: 16S, COI, ITS1, ND1.
IUCN Red List: Endangered A2c; B1ab(i,ii,iii,iv,v)+2ab(i,ii,iii,iv,v), Critically Endangered A1ce+2ce (Pleurobema chattanoogaense).
Nature Serve: Freshwater Mussels G3.
Other web sites: ITIS MolluscaBase 2.

Pleurobema fibuloides (Lea, 1859)
3 synonyms | 3 specimens
Range: Coosa River, USA. [North America]
Nature Serve: Freshwater Mussels GX.
Other web sites: ITIS MolluscaBase.

Pleurobema georgianum (Lea, 1841)
7 synonyms | 6 specimens
Range: Coosa River, Alabama, Georgia, and Tennessee, USA. [North America]
Genbank sequences: 16S, COI, ITS1, ND1.
IUCN Red List: Critically Endangered A1ce+2ce, Extinct (Pleurobema nucleopsis), Extinct (Pleurobema troschelianum).
Nature Serve: Freshwater Mussels G1.
Other web sites: ITIS MolluscaBase.

Pleurobema hanleyianum (Lea, 1852)
5 synonyms | 2 specimens
Range: Alabama River, eastern Gulf Coastal Plain, USA. [North America]
Genbank sequences: 16S, COI, ITS1, ND1.
IUCN Red List: Critically Endangered A2ac.
Nature Serve: Freshwater Mussels G1.
Other web sites: ITIS MolluscaBase.

Pleurobema hartmanianum (Lea, 1860)
3 synonyms | 2 specimens
Range: Coosa River, Alabama, USA. [North America]
Nature Serve: Freshwater Mussels G1.
Other web sites: ITIS MolluscaBase.

Pleurobema marshalli Frierson, 1927
1 synonym | 1 specimen
Range: Tombigbee River, eastern Gulf Coastal Plain, USA. [North America]
IUCN Red List: Critically Endangered A1ce+2ce.
Nature Serve: Freshwater Mussels GX.
Other web sites: ITIS MolluscaBase.

Pleurobema oviforme (Conrad, 1834)
25 synonyms | 16 specimens
Range: Tennessee and Cumberland rivers, USA. [North America]
Genbank sequences: 16S, COI, ITS1, ND1, mtGenome.
IUCN Red List: Vulnerable B1+2c.
Nature Serve: Freshwater Mussels G2.
Other web sites: ITIS MolluscaBase 2.

Pleurobema perovatum (Conrad, 1834)
13 synonyms | 10 specimens
Range: Mobile Basin, eastern Gulf Coastal Plain, USA. Extinct. [North America]
Genbank sequences: COI, ND1.
IUCN Red List: Extinct, Extinct (Pleurobema flavidulum), Extinct (Pleurobema johannis).
Nature Serve: Freshwater Mussels G1.
Other web sites: ITIS MolluscaBase.

Pleurobema plenum (Lea, 1840)
2 synonyms | 1 specimen
Range: Large-stream segments of the Interior Basin, from the Cumberland Plateau west perhaps to Kansas, USA. [North America]
Genbank sequences: 16S, COI, ITS1, ND1.
IUCN Red List: Critically Endangered A1ce.
Nature Serve: Freshwater Mussels G1.
Other web sites: ITIS MolluscaBase.

Pleurobema pyriforme (Lea, 1857)
10 synonyms | 8 specimens
Range: From the Apalachicola River in Alabama and Georgia to peninsular Florida, USA. [North America]
Genbank sequences: 16S, COI, ITS1, ND1.
IUCN Red List: Endangered A2ac.
Nature Serve: Freshwater Mussels G2.
Other web sites: ITIS MolluscaBase.

Pleurobema riddellii (Lea, 1861)
3 synonyms | 3 specimens
Range: Louisiana and Texas, western Gulf Coastal Plain. [North America]
Genbank sequences: 16S, 28S, 5.8S, COI, ITS1, ND1.
IUCN Red List: Lower Risk/near threatened.
Nature Serve: Freshwater Mussels G1.
Other web sites: ITIS MolluscaBase.

Pleurobema rubellum (Conrad, 1834)
6 synonyms | 5 specimens
Range: Mobile Basin, eastern Gulf Coastal Plain, USA. [North America]
Genbank sequences: 16S, 28S, 5.8S, COI, ITS1, ND1.
IUCN Red List: Critically Endangered A2ace, Extinct (Pleurobema avellanum), Critically Endangered A1ce+2ce (Pleurobema furvum), Extinct (Pleurobema hagleri).
Nature Serve: Freshwater Mussels G1.
Other web sites: ITIS MolluscaBase.

Pleurobema sintoxia (Rafinesque, 1820)
38 synonyms | 10 specimens
Range: Widespread in the Mississippi River drainage and the Great Lakes, North America. [North America]
Genbank sequences: 16S, 18S, 28S, 5.8S, COI, COI M-type, COII, COII M-type, ITS1, ND1.
IUCN Red List: Least Concern, Lower Risk/near threatened (Pleurobema rubrum).
Nature Serve: Freshwater Mussels G4.
Other web sites: ITIS 2 MolluscaBase.

Pleurobema stabile (Lea, 1861)
2 synonyms | 2 specimens
Range: Coosa River, Alabama, Georgia, and Tennessee, USA. [North America]
Genbank sequences: COI, ITS1, ND1.
IUCN Red List: Extinct (Pleurobema murrayense).
Nature Serve: Freshwater Mussels G1.
Other web sites: ITIS MolluscaBase.

Pleurobema strodeanum (B.H. Wright, 1898)
2 synonyms | 2 specimens
Range: Alabama and western Florida, from the Escambia to the Choctawhatchee, eastern Gulf Coastal Plain. [North America]
Genbank sequences: 16S, 28S, 5.8S, COI, ITS1, ND1, SRA.
IUCN Red List: Vulnerable A1c+2c, B1+2bcd.
Nature Serve: Freshwater Mussels G2.
Other web sites: ITIS MolluscaBase.

Pleurobema taitianum (Lea, 1834)
5 synonyms | 2 specimens
Range: Mobile Basin, eastern Gulf Coastal Plain, USA. [North America]
Genbank sequences: 16S, COI, ND1.
IUCN Red List: Endangered B1ab(i,ii,iii,iv).
Nature Serve: Freshwater Mussels G1.
Other web sites: ITIS MolluscaBase.

Pleurobema verum (Lea, 1861)
2 synonyms | 2 specimens
Range: Black Warrior and Cahaba rivers, eastern Gulf Coastal Plain, Alabama. [North America]
IUCN Red List: Extinct.
Nature Serve: Freshwater Mussels GX.
Other web sites: ITIS MolluscaBase.

Pleurobema alixus (Dall, 1913) (Tertiary)
1 synonym | 0 specimens
Range: Pliocene, North America.
Other web site: MolluscaBase.

Pleurobema cryptorhynchus (White, 1877) (Cretaceous)
1 synonym | 0 specimens
Range:
Other web site: MolluscaBase.

Pleurobema dowlingi (McLearn, 1919) (Cretaceous)
1 synonym | 0 specimens
Range:
Other web site: MolluscaBase.

Pleurobema dyeri Russell, 1967 (Tertiary)
1 synonym | 0 specimens
Range:
Other web site: MolluscaBase.

Pleurobema humei (Dyer, 1930) (Cretaceous)
1 synonym | 0 specimens
Range:
Other web site: MolluscaBase.

Pleurobema proavitus (White, 1877) (Cretaceous)
1 synonym | 0 specimens
Range:

Pleurobema propheticus (White, 1876) (Cretaceous)
1 synonym | 0 specimens
Range: Cretaceous, North America.

Pleurobema stewardi (White, 1876) (Jurassic)
2 synonyms | 0 specimens
Range: Jurassic, North America.

Page updated: 08:46:35 Mon 28 Jul 2025

 
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