MUSSELpdb

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Unionidae

Margaritiferidae

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Species & Genus Richness by
Taxonomy

Geography

Summary

North America

Central America

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Species Richness & Endemism by
Geography

Data last updated
Mon 1 Dec 2025

Bivalvia | Unionoida | Unionoidea | 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), ... Dai et al. (2024), Wu et al. (2024), Dai et al. (2025), Chen et al. (2025), FMCS (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

MUSSELp Specimen Records

unknown

USA

Genbank Vouchers

Georeferenced Genbank Vouchers

USA

UAUC_41. (16S: AY655074, go to Genbank) Elk River, Limestone Co. AL.

INHS_20590. (ND1: AY158808, go to Genbank) Jordan Ck., Vermilion Co., Illinois.

UF_438248-6269. (28S: MK036114, 5.8S: MK036197, COI: MK044946, ITS1: MK036197, ND1: MK045097, go to Genbank) Ohio River, Ohio drainage (39.0953, -84.5081).

INHS_79834. (28S: MK036115, 5.8S: MK036198, COI: MK044947, ITS1: MK036198, ND1: MK045098, go to Genbank) St. Croix River, St. Croix drainage (45.7246, -92.8499).

UAUC_3329. (ND1: AY655119, go to Genbank) Tennessee River, Decatur, Morgan Co. AL.

UF_438248. (SRA: SRR10579074, go to Genbank) USA, Ohio, Hamilton County, Ohio River, 1.2 km SE of Cincinnati (39.09533, -84.50814).