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Taxonomy

Species & Genus Richness by
Taxonomy

Geography

Species Richness & Endemism by
Geography

Data last updated
Mon 1 Dec 2025

genus Elliptio Rafinesque, 1819: species

4 available nominal genus synonyms (8 total synonyms) | cladomics

Included Species

Decorative image of a representative of Elliptio ahenea

Elliptio ahenea (Lea, 1843)

syonymy (2 available, 3 total) | specimens (3)

Range: Florida, west to the Suwanee. (North America)

IUCN Red List: Lower Risk/near threatened, Data Deficient (Elliptio waltoni)
NatureServe: G3
other links: MolluscaBase

Decorative image of a representative of Elliptio angustata

Elliptio angustata (Lea, 1831)

syonymy (2 available, 3 total) | specimens (2)

Range: Virginia to Georgia, southern Atlantic Slope, USA. (North America)

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

Decorative image of a representative of Elliptio arca

Elliptio arca (Conrad, 1834)

syonymy (4 available, 5 total) | specimens (4 + 2 Genbank vouchers)

Range: Mobile River, Alabama and to Louisiana, USA. (North America)

Genbank sequences: 16S, COI, ITS1, ND1
IUCN Red List: Data Deficient
NatureServe: G2
other links: MolluscaBase

Decorative image of a representative of Elliptio arctata

Elliptio arctata (Conrad, 1834)

syonymy (8 available, 8 total) | specimens (7)

Range: Disjunct distribution in rivers draining to the Atlantic in the Carolinas and Georgia and in streams draining to the Gulf of Mexico, from the Pearl River, Mississippi to the Apalachicola in Florida, USA. (North America)

Genbank sequences: 16S, COI, ITS1, ND1
NatureServe: G2
other links: MolluscaBase

Decorative image of a representative of Elliptio chipolaensis

Elliptio chipolaensis (Walker, 1905)

syonymy (1 available, 1 total) | specimens (3)

Range: Chipola River and nearby streams, eastern Gulf Coastal Plain, USA. (North America)

IUCN Red List: Endangered B1+2c
NatureServe: G1
other links: MolluscaBase

Decorative image of a representative of Elliptio cistellaeformis

Elliptio cistellaeformis (Lea, 1863)

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

Range: North Carolina, southern Atlantic Slope. (North America)

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

Decorative image of a representative of Elliptio complanata

Elliptio complanata (Lightfoot, 1786)

syonymy (82 available, 96 total) | specimens (72 + 1 Genbank voucher)

Range: Widespread from the Hudson Bay and the Great Lakes basins, and down the Atlantic Slope to Georgia, North America. Introduced to various localities in the Interior basin. (North America)

Genbank sequences: 16S, 18S, 28S, COI, mtGenome, ND1, other, SRA
IUCN Red List: Least Concern
NatureServe: G5
other links: MolluscaBase

Decorative image of a representative of Elliptio congaraea

Elliptio congaraea (Lea, 1831)

syonymy (16 available, 24 total) | specimens (15)

Range: Southern Atlantic Slope, from the Ogeechee River north to the Cape Fear, USA. (North America)

Genbank sequences: 16S, COI, ND1
IUCN Red List: Least Concern (Elliptio waccamawensis), Lower Risk/near threatened
NatureServe: G3
other links: MolluscaBase

Elliptio crassidens (Lamarck, 1819)

syonymy (9 available, 13 total) | specimens (5 + 6 Genbank vouchers)

Range: Widespread in the Interior Basin and eastern Gulf Coastal Plain, North America. An isolated population in the St. Mary’s of Peninsular Florida. (North America)

Genbank sequences: 16S, 28S, 5.8S, COI, ITS1, ND1, SRA
IUCN Red List: Least Concern
NatureServe: G5
other links: MolluscaBase

Decorative image of a representative of Elliptio dariensis

Elliptio dariensis (Lea, 1842)

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

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

Genbank sequences: 16S, COI
IUCN Red List: Lower Risk/near threatened
NatureServe: G3
other links: MolluscaBase

Decorative image of a representative of Elliptio downiei

Elliptio downiei (Lea, 1858)

syonymy (3 available, 5 total) | specimens (3)

Range: Satilla River, Georgia, southern Atlantic Slope. (North America)

Genbank sequences: 16S, COI
IUCN Red List: Least Concern
NatureServe: G3
other links: MolluscaBase

Decorative image of a representative of Elliptio fisheriana

Elliptio fisheriana (Lea, 1838)

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

Range: Atlantic Slope from Virginia north to Pennsylvania. (North America)

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

Decorative image of a representative of Elliptio folliculata

Elliptio folliculata (Lea, 1838)

syonymy (4 available, 4 total) | specimens (4)

Range: Cape Fear south to the Savannah, southern Atlantic Slope, USA. (North America)

Genbank sequences: 16S, COI, ND1
IUCN Red List: Least Concern
NatureServe: G2
other links: MolluscaBase

Decorative image of a representative of Elliptio fraterna

Elliptio fraterna (Lea, 1852)

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

Range: Disjunct distribution in the Choctawhatchee and upper Chattahoochee rivers in eastern Gulf Coastal Plain and the upper Savannah on the southern Atlantic Slope, USA. (North America)

Genbank sequences: 16S, COI
IUCN Red List: Data Deficient
NatureServe: G1
other links: MolluscaBase

Decorative image of a representative of Elliptio fumata

Elliptio fumata (Lea, 1857)

syonymy (11 available, 13 total) | specimens (12 + 1 Genbank voucher)

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

Genbank sequences: 16S, 28S, 5.8S, COI, ITS1
NatureServe: G4
other links: MolluscaBase

Decorative image of a representative of Elliptio hopetonensis

Elliptio hopetonensis (Lea, 1838)

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

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

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

Decorative image of a representative of Elliptio icterina

Elliptio icterina (Conrad, 1834)

syonymy (28 available, 41 total) | specimens (23)

Range: Southern Atlantic Slope, from Georgia north to Virginia, USA. (North America)

Genbank sequences: 16S, COI, ND1, other
IUCN Red List: Least Concern (Elliptio errans), Data Deficient (Elliptio cylindracea)
NatureServe: G5
other links: MolluscaBase

Decorative image of a representative of Elliptio jayensis

Elliptio jayensis (Lea, 1838)

syonymy (28 available, 34 total) | specimens (31)

Range: Native range extends from peninsular Florida west to the Ochlockonee River, USA. Introduced to the Apalachicola Basin. (North America)

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

Decorative image of a representative of Elliptio lanceolata

Elliptio lanceolata (Lea, 1828)

syonymy (9 available, 15 total) | specimens (7)

Range: Discontinuous distribution on the eastern Gulf Coastal and southern Atlantic Slope, USA. (North America)

Genbank sequences: COI
IUCN Red List: Lower Risk/near threatened
NatureServe: G2
other links: MolluscaBase

Decorative image of a representative of Elliptio marsupiobesa

Elliptio marsupiobesa Fuller, 1972

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

Range: Cape Fear River, southern Atlantic Slope, North Carolina. (North America)

NatureServe: G3
other links: MolluscaBase

Decorative image of a representative of Elliptio mcmichaeli

Elliptio mcmichaeli Clench & Turner, 1956

syonymy (1 available, 3 total) | specimens (1)

Range: Endemic to the Choctawhatchee Basin, eastern Gulf Coastal Plain, USA. (North America)

Genbank sequences: 16S, COI, ND1
IUCN Red List: Near Threatened
NatureServe: G2
other links: MolluscaBase

Decorative image of a representative of Elliptio monroensis

Elliptio monroensis (Lea, 1843)

syonymy (5 available, 5 total) | specimens (5)

Range: Florida, USA. (North America)

NatureServe: G1
other links: MolluscaBase

Decorative image of a representative of Elliptio nigella

Elliptio nigella (Lea, 1852)

syonymy (2 available, 2 total) | specimens (2)

Range: Apalachicola River, Alabama and Georgia, USA. (North America)

Genbank sequences: COI
IUCN Red List: Critically Endangered B1ab(iii)+2ab(iii)
NatureServe: G1
other links: MolluscaBase

Decorative image of a representative of Elliptio occulta

Elliptio occulta (Lea, 1843)

syonymy (7 available, 9 total) | specimens (6)

Range: Suwanee east to the St. Marys, Florida, USA. (North America)

NatureServe: GNR
other links: MolluscaBase

Decorative image of a representative of Elliptio producta

Elliptio producta (Conrad, 1836)

syonymy (3 available, 7 total) | specimens (2)

Range: Southern Atlantic Slope from Virginia to Georgia. (North America)

Genbank sequences: 16S, COI, ND1
IUCN Red List: Least Concern
NatureServe: G3
other links: MolluscaBase

Decorative image of a representative of Elliptio pullata

Elliptio pullata (Lea, 1857)

syonymy (11 available, 14 total) | specimens (11)

Range: From the Apalachicola River west to the Escambia, Alabama, Georgia, and Florida, USA. (North America)

Genbank sequences: 16S, COI, ND1
NatureServe: G5
other links: MolluscaBase

Decorative image of a representative of Elliptio purpurella

Elliptio purpurella (Lea, 1857)

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

Range: In Gulf Coastal drainages from the Choctawhatchee to the Ochlockonee, Alabama, Florida and Georgia, USA. (North America)

Genbank sequences: 16S, COI, ND1
NatureServe: G3
other links: MolluscaBase

Decorative image of a representative of Elliptio roanokensis

Elliptio roanokensis (Lea, 1838)

syonymy (5 available, 6 total) | specimens (4)

Range: Virginia south to the Savannah, Atlantic Slope, USA. (North America)

Genbank sequences: COI, ND1
IUCN Red List: Vulnerable A2ac
NatureServe: G3
other links: MolluscaBase

Decorative image of a representative of Elliptio shepardiana

Elliptio shepardiana (Lea, 1834)

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

Range: Waccamaw River, North Carolina south to the Altamaha River, Georgia, USA. (North America)

Genbank sequences: COI, ND1
IUCN Red List: Lower Risk/near threatened
NatureServe: G4
other links: MolluscaBase

Decorative image of a representative of Elliptio spinosa

Elliptio spinosa (Lea, 1836)

syonymy (1 available, 1 total) | specimens (3)

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

Genbank sequences: COI, ITS1, ND1
IUCN Red List: Endangered A2ac; B2ab(i,ii,iii,iv)
NatureServe: G1
other links: MolluscaBase

Elliptio albertensis (Whiteaves, 1885) (Cretaceous)

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

Range: Cretaceous, North America.

other links: MolluscaBase

Elliptio clinopistha (White, 1883) (Tertiary)

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

Range: Eocene, North America.

other links: MolluscaBase

Elliptio cornelliana (Maury, 1902) (Tertiary)

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

Range: Miocene, North America.

other links: MolluscaBase

Elliptio eomargaron (Cockerell, 1915) (Tertiary)

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

Range: Eocene, North America.

Elliptio felchii (White, 1886) (Jurassic)

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

Range: Jurassic, North America.

Elliptio haydeni (Meek, 1860) (Tertiary)

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

Range: Eocene, North America.

other links: MolluscaBase

Elliptio hoelzli Modell, 1943 (Tertiary)

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

Range: Tertiary, Germany. (North Eurasia)

other links: MolluscaBase

Elliptio hubbardii (Gabb, 1868) (Cretaceous)

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

Range: Cretaceous, North America.

other links: MolluscaBase

Elliptio larteti (Noulet, 1846) (fossil)

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

Range: Fossil, France. (North Eurasia)

other links: MolluscaBase

Elliptio mormonum La Rocque, 1960 (Tertiary)

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

Range: Tertiary, North America.

other links: MolluscaBase

Elliptio nanaimoensis (Whiteaves, 1901) (Cretaceous)

syonymy (1 available, 2 total) | specimens (0)

Range: Cretaceous, North America.

other links: MolluscaBase

Elliptio salissiensis Russell, 1952 (Tertiary)

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

Range: Eocene, North America.

other links: MolluscaBase

Elliptio silberlingi Russell, 1934 (Tertiary)

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

Range: Tertiary, North America.

Elliptio supragibbosa (Whiteaves, 1885) (Cretaceous)

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

Range: Cretaceous, North America.

Elliptio washakiensis (Meek, 1870) (Tertiary)

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

Range: Eocene, North America.

other links: MolluscaBase

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