| Page last updated
Thu 17 July 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!
Bivalvia | Unionoida | Unionoidea | Unionidae | Unioninae | Anodontini subtribe ALASMIDONTINA Rafinesque, 1820
synonyms (3 nomina) | cladomics  genus Alasmidonta Say, 1818: 11 Recent species.
synonymy (11 available
nomina) | 11 species
Distribution: North America
|  genus Alasminota Ortmann, 1914: 2 Recent species.
synonymy (2 available
nomina) | 2 species
Distribution: North America
|  genus Anodontoides Simpson in F.C. Baker, 1898: 2 Recent species.
synonymy (2 available
nomina) | 2 species
Distribution: North America
|  genus Arcidens Simpson, 1900: 2 Recent species.
synonymy (2 available
nomina) | 3 species
Distribution: North America
|  genus Lasmigona Rafinesque, 1831: 3 Recent species.
synonymy (10 available
nomina) | 3 species
Distribution: North America
|  genus Pegias Simpson, 1900: 1 Recent species.
synonymy (1 available
nomina) | 1 species
Distribution: North America
|  genus Platynaias Walker, 1918: 3 Recent species.
synonymy (1 available
nomina) | 3 species
Distribution: North America
|  genus Pressodonta Simpson, 1900: 1 Recent species.
synonymy (2 available
nomina) | 1 species
Distribution: North America
|  genus Prolasmidonta Ortmann, 1914: 1 Recent species.
synonymy (1 available
nomina) | 1 species
Distribution: North America
|  genus Pseudodontoideus Frierson, 1927: 2 Recent species.
synonymy (1 available
nomina) | 2 species
Distribution: North America
|  genus Pyganodon Crosse & Fischer, 1894: 5 Recent species.
synonymy (2 available
nomina) | 5 species
Distribution: North America, Central America
|  genus Simpsonaias Frierson, 1914: 1 Recent species.
synonymy (2 available
nomina) | 1 species
Distribution: North America
|  genus Strophitus Rafinesque, 1820: 5 Recent species.
synonymy (2 available
nomina) | 8 species
Distribution: North America
|  genus Utterbackia F.C. Baker, 1927: 3 Recent species.
synonymy (1 available
nomina) | 3 species
Distribution: North America, Central America
|  genus Utterbackiana Frierson, 1927: 5 Recent species.
synonymy (2 available
nomina) | 5 species
Distribution: North America
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