MUSSELpdb | subtribe Alasmidontina Rafinesque, 1820

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Page last updated
Thu 3 September 2025

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

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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: 1 Recent species.
synonymy (5 available nomina) | 1 species
Distribution: North America

genus Ligodonta Perkins, DeVilbiss & Whelan in Perkins et al., 2025: 1 Recent species.
synonymy (1 available nomina) | 1 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 Pterosyna Rafinesque, 1831: 2 Recent species.
synonymy (5 available nomina) | 2 species
Distribution: North America

genus Pyganodon Crosse & Fischer, 1894: 6 Recent species.
synonymy (2 available nomina) | 6 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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