Bivalvia | Unionida | 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. (2025), Chen et al. (2025), FMCS (2025), Klymus et al. (2025), Campbell & Lydeard (2026)

Range

Widespread in the Interior, Nelson, and Great Lakes basins, North America. Introduced to the Hudson River on the Atlantic Slope and to China. (North America: NA1 NA2 NA3 East Asia: AS4)

Map of Georeferenced Specimens

specimens map of Potamilus alatus

MUSSELp Specimen Records

Type Specimens

image of lot ANSP_20211
ANSP_20211
Ohio River
lectotype
Metaptera megaptera Rafinesque, 1820

image of lot SMF_4349
SMF_4349
N. Amerika
type
Unio alatus Say, 1817

Other Specimens by Collection | show by country

1 Specimens from ANSP

image of lot ANSP_416327
ANSP_416327
Sangamon River, Lake of the Woods, Mahomet, Champaign Co., Illinois 40.2040° N, 88.3876° W

1 Specimens from BMNH

image of lot BMNH_88-6-5-1
BMNH_88-6-5-1
[no locality available - North America]

2 Specimens from MNHN

image of lot MNHN_MPL_0024
MNHN_MPL_0024
Amer. du Nord Lac Champlain

image of lot MNHN_MPL_0023
MNHN_MPL_0023
Lac Pontchartrain

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, COI: MK044946, ITS1, 5.8S: MK036197, ND1: MK045097, go to GenBank) Ohio River, Ohio drainage (39.0953, -84.5081).

INHS_79834. (28S: MK036115, COI: MK044947, ITS1, 5.8S: 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: SRX7259534, go to GenBank) USA, Ohio, Hamilton County, Ohio River, 1.2 km SE of Cincinnati (39.09533, -84.50814).

GenBank Vouchers Not Yet Georeferenced

ANSP_416327. (16S: KP795056, 28S: KP795019, COI: KP795037, go to GenBank)

Mp_2718_Pala2. (COI: GU085311, ND1: GU085366, go to GenBank)

UF_439455 (PalaElk023). (transcriptome shotgun assembly: GKMN00000000, go to GenBank)