| Page last updatedWed 1 October 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! 
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 Bivalvia | Unionoida | Unionoidea | Unionidae | Ambleminae | Lampsilini genus Leaunio Watters, 2018: species1 available nominal genus synonym | cladomics
 |  Leaunio lienosus (Conrad, 1834) syonymy (23 available, 26 total) | specimens (17 + 2 Genbank vouchers)
 Range: Widespread in Interior Basin and eastern Gulf Coastal Plain, including the Suwannee River of Florida, USA. (North America)
 Genbank sequences: 16S, 5.8S, COI, COII, COII M-type, ITS1, mtGenome, ND1, other, SRA
 NatureServe: G5
 other links:  MolluscaBase
 |  |  Leaunio ortmanni (Walker, 1925) syonymy (1 available, 1 total) | specimens (1)
 Range: Green River and adjacent tributaries of the Cumberland River, Kentucky, USA. (North America)
 Genbank sequences: COI, ND1
 NatureServe: G2
 other links:  MolluscaBase
 |  | Leaunio pataecus Watters, 2018 syonymy (1 available, 1 total) | specimens (0)
 Range: Cumberland River, USA. (North America)
 NatureServe: GNR
 other links:  MolluscaBase
 |  |  Leaunio umbrans (Lea, 1857) syonymy (6 available, 7 total) | specimens (5)
 Range: Coosa River and adjacent tributaries of the Tennesse River, Alabama, Georgia, and Tennessee, USA. (North America)
 Genbank sequences: 16S, COI, ND1
 NatureServe: G1
 other links:  MolluscaBase
 |  |  Leaunio vanuxemensis (Lea, 1838) syonymy (4 available, 8 total) | specimens (4 + 2 Genbank vouchers)
 Range: Cumberland and Tennessee rivers, USA. (North America)
 Genbank sequences: 16S, COI, ND1
 NatureServe: G4
 other links:  MolluscaBase
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