Bivalvia | Unionida | Unionoidea | Unionidae | Unioninae | Anodontini | Alasmidontina

genus Alasmidonta Say, 1818: species

11 available nominal genus synonyms (21 total synonyms) | cladomics

Included Species

Decorative image of a representative of Alasmidonta arcula

Alasmidonta arcula (Lea, 1838)

synonymy (1 available, 2 total) | specimens (2 + 13 Genbank vouchers)

Range: Altamaha River, Georgia, USA. (North America)

Genbank sequences: 16S, 18S, 5.8S, COI, ITS1, ND1, other
IUCN Red List: Endangered A2ce
NatureServe: G2
other links: MolluscaBase

Alasmidonta atropurpurea (Rafinesque, 1831)

synonymy (1 available, 1 total) | specimens (1)

Range: Cumberland River, Ketucky and Tennessee, USA. (North America)

IUCN Red List: Endangered B2ab(i,ii,iii)
NatureServe: G1
other links: MolluscaBase

Alasmidonta marginata Say, 1818

synonymy (7 available, 11 total) | specimens (3 + 1 Genbank voucher)

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, other
IUCN Red List: Least Concern
NatureServe: G4
other links: MolluscaBase

Alasmidonta mccordi Athearn, 1964

synonymy (1 available, 2 total) | specimens (1)

Range: Coosa River, Alabama, USA. Extinct. (North America)

IUCN Red List: Extinct
NatureServe: GX
other links: MolluscaBase

Decorative image of a representative of Alasmidonta raveneliana

Alasmidonta raveneliana (Lea, 1834)

synonymy (2 available, 2 total) | specimens (1)

Range: Tennessee River, USA. (North America)

Genbank sequences: 18S, COI, ITS1, ND1, other
IUCN Red List: Critically Endangered A2ac
NatureServe: G1
other links: MolluscaBase

Alasmidonta robusta Clarke, 1981

synonymy (1 available, 1 total) | specimens (1)

Range: Catawba Basin, North and South Carolina, USA. Extinct. (North America)

IUCN Red List: Extinct
NatureServe: GX
other links: MolluscaBase

Decorative image of a representative of Alasmidonta triangulata

Alasmidonta triangulata (Lea, 1858)

synonymy (1 available, 1 total) | specimens (1 + 5 Genbank vouchers)

Range: Apalachicola and Chipola rivers, Alabama, Georgia, and Florida, USA. (North America)

Genbank sequences: 16S, 18S, 5.8S, COI, ITS1, ND1, other
IUCN Red List: Endangered B2ab(i,ii,iii,iv)
NatureServe: G1
other links: MolluscaBase

Decorative image of a representative of Alasmidonta undulata

Alasmidonta undulata (Say, 1817)

synonymy (5 available, 8 total) | specimens (1)

Range: From Nova Scotia, Canada south to Georgia, USA. (North America)

Genbank sequences: 16S, COI, ND1, other
IUCN Red List: Least Concern
NatureServe: G4
other links: MolluscaBase

Alasmidonta uwharriensis Whelan, Perkins & Mays in Whelan et al., 2023

synonymy (1 available, 1 total) | specimens (0)

Range: Pee Dee River, Atlantic Slope, North Carolina, USA (North America)

Genbank sequences: 18S, COI, ITS1, ND1, other
NatureServe: G1
other links: MolluscaBase

Alasmidonta varicosa (Lamarck, 1819)

synonymy (2 available, 5 total) | specimens (2)

Range: From Nova Scotia, Canada south to Georgia, USA. (North America)

Genbank sequences: 18S, COI, ITS1, mtGenome, ND1, other
IUCN Red List: Vulnerable A2bc
NatureServe: G3
other links: MolluscaBase

Decorative image of a representative of Alasmidonta wrightiana

Alasmidonta wrightiana (Walker, 1901)

synonymy (1 available, 1 total) | specimens (1)

Range: Ochlockonee River, Florida, USA. Extinct. (North America)

IUCN Red List: Extinct
NatureServe: GH
other links: MolluscaBase