Alasmidonta arcula (Lea, 1838)
1 synonym | 2 specimens
Range: Altamaha River, Georgia, USA. [North America]
Genbank sequences: 16S, 18S, 5.8S, COI, ITS1, ND1.
IUCN Red List: Endangered.
Nature Serve: G2 Under Review.
Other web sites: ITIS MolluscaBase.

Alasmidonta atropurpurea (Rafinesque, 1831)
1 synonym | 1 specimen
Range: Cumberland River, Ketucky and Tennessee, USA. [North America]
IUCN Red List: Endangered.
Nature Serve: G1 Endangered.
Other web sites: ITIS MolluscaBase.

Alasmidonta marginata Say, 1818
11 synonyms | 3 specimens
Range: Widespread in the Interior Basin, including the Great Lakes, USA and Canada. Introduced to the Hudson River via the Erie Canal, although assumed to be native to the Susquehanna. [North America]
Genbank sequences: 16S, 28S, COI, ND1.
IUCN Red List: Least Concern.
Nature Serve: G4.
Other web sites: ITIS MolluscaBase.

Alasmidonta mccordi Athearn, 1964
2 synonyms | 1 specimen
Range: Coosa River, Alabama, USA. Extinct. [North America]
IUCN Red List: Extinct.
Nature Serve: GX.
Other web sites: ITIS MolluscaBase.

Alasmidonta raveneliana (Lea, 1834)
2 synonyms | 1 specimen
Range: Tennessee River, USA. [North America]
Genbank sequences: 18S, COI, ITS1, ND1.
IUCN Red List: Critically Endangered.
Nature Serve: G1 Endangered.
Other web sites: ITIS MolluscaBase.

Alasmidonta robusta Clarke, 1981
1 synonym | 1 specimen
Range: Catawba Basin, North and South Carolina, USA. Extinct. [North America]
IUCN Red List: Extinct.
Nature Serve: GHQ.
Other web sites: ITIS MolluscaBase.

Alasmidonta triangulata (Lea, 1858)
1 synonym | 1 specimen
Range: Apalachicola and Chipola rivers, Alabama, Georgia, and Florida, USA. [North America]
Genbank sequences: 16S, 18S, 5.8S, COI, ITS1, ND1.
IUCN Red List: Endangered.
Nature Serve: G1 Proposed endangered.
Other web sites: ITIS MolluscaBase.

Alasmidonta undulata (Say, 1817)
8 synonyms | 1 specimen
Range: From Nova Scotia, Canada south to Georgia, USA. [North America]
Genbank sequences: 16S, COI, ND1.
IUCN Red List: Least Concern.
Nature Serve: G4.
Other web sites: ITIS MolluscaBase.

Alasmidonta uwharriensis Whelan, Perkins & Mays in Whelan et al., 2023
1 synonym | 0 specimens
Range: Pee Dee River, Atlantic Slope, North Carolina, USA [North America]
Genbank sequences: 18S, COI, ITS1, ND1.
Nature Serve: G1?.
Other web site: MolluscaBase.

Alasmidonta varicosa (Lamarck, 1819)
4 synonyms | 1 specimen
Range: From Nova Scotia, Canada south to Georgia, USA. [North America]
Genbank sequences: 18S, COI, ITS1, ND1, mtGenome.
IUCN Red List: Vulnerable.
Nature Serve: G3.
Other web sites: ITIS MolluscaBase.

Alasmidonta wrightiana (Walker, 1901)
1 synonym | 1 specimen
Range: Ochlockonee River, Florida, USA. Extinct. [North America]
IUCN Red List: Extinct.
Nature Serve: GH.
Other web sites: ITIS MolluscaBase.