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 | ... | Unionidae | Ambleminae | Lampsilini | Potamilus

species Potamilus alatus (Say, 1817): specimens
     3 available nominal species synonyms (5 total synonyms)

Recent Taxonomic Opinions

Potamilus alatus — Graf & Cummings (2007), Tiemann et al. (2007), Williams et al. (2008), Watters et al. (2009), Bogan (2010), ... Wu et al. (2023), Wu et al. (2024), Dai et al. (2024), Wu et al. (2024), Dai et al. (2025)

Range

Widespread in the Interior, Nelson, and Great Lakes basins, North America. Introduced to the Hudson River on the Atlantic Slope and to China.

Map of Georeferenced Specimens

unknown

USA

Georeferenced Genbank Vouchers

USA

UAUC_41. (16S) Elk River, Limestone Co. AL

INHS_20590. (ND1) Jordan Ck., Vermilion Co., Illinois

UF_438248-6269. (28S, 5.8S, COI, ITS1, ND1) Ohio River, Ohio drainage (39.0953, -84.5081)

INHS_79834. (28S, 5.8S, COI, ITS1, ND1) St. Croix River, St. Croix drainage (45.7246, -92.8499)

UAUC_3329. (ND1) Tennessee River, Decatur, Morgan Co. AL

UF_438248. (SRA) USA, Ohio, Hamilton County, Ohio River, 1.2 km SE of Cincinnati (39.09533, -84.50814)