| 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 | Unioninae | Anodontini | Alasmidontina genus Pterosyna Rafinesque, 1831: species5 available nominal genus synonyms (7 total synonyms) | cladomics
 |  Pterosyna alabamensis Clarke, 1985 syonymy (1 available, 2 total) | specimens (1)
 Range: Endemic to the Mobile Basin on the Gulf Coastal Plain, USA. (North America)
 NatureServe: G3 (Lasmigona alabamensis)
 other links:  MolluscaBase
 |  |  Pterosyna complanata (Barnes, 1823) syonymy (4 available, 5 total) | specimens (3 + 1 Genbank voucher)
 Range: Widespread in the Interior, Nelson, Great Lakes and the Gulf Coastal Plain west of the Mobile Basin, North America. (North America)
 Genbank sequences: 16S, COI, mtGenome, ND1, other
 IUCN Red List: Least Concern (Lasmigona complanata)
 NatureServe: G5 (Lasmigona complanata)
 other links:  MolluscaBase
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