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Page last updated
Thu 3 September 2025

The Freshwater Mussels (Unionoida) of the World (and other less consequential bivalves)

FM(U)otW(aolcb) is the web version of the MUSSEL Project Database. Follow the links to browse the data or use the custom Google search field. Either way, you win!

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Bivalvia | Unionoida | Unionoidea | Margaritiferidae | Margaritiferinae

genus Margaritifera Schumacher, 1816: species
     14 available nominal genus synonyms (18 total synonyms) | cladomics

Margaritifera dahurica (Middendorff, 1850)
syonymy (7 available, 10 total) | specimens (4 + 16 Genbank vouchers)
Range: Amur Basin, Russia. (East Asia)
Genbank sequences: 16S, 18S, 28S, COI, COI M-type, COII M-type, H3, mtGenome
IUCN Red List: Least Concern
other links: MolluscaBase

Margaritifera falcata (Gould, 1850)
syonymy (2 available, 3 total) | specimens (1 + 10 Genbank vouchers)
Range: Pacific drainages from California north to Alaska, western North America; also from the upper Missouri River in Montana. (North America)
Genbank sequences: 16S, 18S, 28S, COI, H3, mtGenome, ND1, other
IUCN Red List: Near Threatened
NatureServe: G3
other links: MolluscaBase

Margaritifera hembeli (Conrad, 1838)
syonymy (1 available, 2 total) | specimens (0 + 1 Genbank voucher)
Range: Louisiana, eastern Gulf Coastal Plain, North America. (North America)
Genbank sequences: 16S, 18S, 28S, COI, COII, COII M-type, H3, mtGenome, SRA
IUCN Red List: Critically Endangered A2abc
NatureServe: G1
other links: MolluscaBase

Margaritifera laevis (Haas, 1910)
syonymy (6 available, 11 total) | specimens (16 + 25 Genbank vouchers)
Range: Kuril and Sakhalin islands, Russia and south through Japan. (East Asia)
Genbank sequences: 16S, 18S, 28S, COI, H3, mtGenome
IUCN Red List: Data Deficient
other links: MolluscaBase

Margaritifera margaritifera (Linnaeus, 1758)
syonymy (18 available, 31 total) | specimens (22 + 391 Genbank vouchers)
Range: Widespread in eastern North America and western Eurasia; reported from Iceland. (North America, North Eurasia)
Genbank sequences: 16S, 16S M-type, 18S, 28S, COI, COI M-type, COII M-type, H3, ITS1, mtGenome, mtGenome M-type, ND1, other, SRA
IUCN Red List: Endangered A2c
NatureServe: G4
other links: MolluscaBase

Margaritifera marrianae R.I. Johnson, 1983
syonymy (1 available, 2 total) | specimens (1 + 1 Genbank voucher)
Range: Alabama, eastern Gulf Coastal Plain, North America. (North America)
Genbank sequences: 16S, 18S, 28S, COI, H3, mtGenome, ND1, other
IUCN Red List: Endangered A2c
NatureServe: G1
other links: MolluscaBase

Margaritifera middendorffi (Rosén, 1926)
syonymy (3 available, 5 total) | specimens (5 + 20 Genbank vouchers)
Range: Southwestern and extreme southern Kamchatka, eastern Russia, south to Japan. (East Asia)
Genbank sequences: 16S, 18S, 28S, COI, H3, mtGenome
IUCN Red List: Least Concern

Margaritifera antiqua Gu & Yu, 1976 (Cretaceous)
syonymy (1 available, 1 total) | specimens (0)
Range: Cretaceous, China.

Margaritifera condoni (White, 1885) (Tertiary)
syonymy (1 available, 1 total) | specimens (0)
Range: Miocene, North America.
other links: MolluscaBase

Margaritifera endlichi (White, 1877) (Cretaceous)
syonymy (1 available, 1 total) | specimens (0)
Range: Cretaceous, North America.
other links: MolluscaBase

Margaritifera geyeri Modell, 1931 (Tertiary)
syonymy (1 available, 1 total) | specimens (0)
Range: Oligocene, Europe.
other links: MolluscaBase

Margaritifera hantkeni Modell, 1950 (Tertiary)
syonymy (1 available, 1 total) | specimens (0)
Range: Oligocene, Hungary. (North Eurasia)
other links: MolluscaBase

Margaritifera haushamensis Modell, 1931 (fossil)
syonymy (1 available, 1 total) | specimens (0)
other links: MolluscaBase

Margaritifera herrei (Hannibal, 1912) (Tertiary)
syonymy (1 available, 1 total) | specimens (0)
Range: Eocene, North America.
other links: MolluscaBase

Margaritifera inaequiradiatus (Gümbel, 1861) (fossil)
syonymy (1 available, 1 total) | specimens (0)
other links: MolluscaBase

Margaritifera lagriega Delevene, Munt, Piñuela & García-Ramos, 2016 (Jurassic)
syonymy (1 available, 1 total) | specimens (0)
Range: Late Jurassic, Spain. (North Eurasia)
other links: MolluscaBase

Margaritifera latiplicata (Noulet, 1846) (fossil)
syonymy (1 available, 1 total) | specimens (0)

Margaritifera onariotis (Mayer, 1869) (fossil)
syonymy (1 available, 1 total) | specimens (0)

Margaritifera plana (Ma, 1996) (Jurassic)
syonymy (1 available, 1 total) | specimens (0)
Range: Jurassic, China. (East Asia)
other links: MolluscaBase

Margaritifera schneideri Modell, 1931 (fossil)
syonymy (1 available, 1 total) | specimens (0)
other links: MolluscaBase

Margaritifera sinopae (Cockerell, 1915) (Tertiary)
syonymy (1 available, 1 total) | specimens (0)
Range: Eocene, North America.
other links: MolluscaBase

Margaritifera tanggulaensis (Wen in Zhang et al., 1979) (Jurassic)
syonymy (1 available, 1 total) | specimens (0)
Range: Jurassic, China.
other links: MolluscaBase

Margaritifera valdensis (Mantell, 1844) (Cretaceous)
syonymy (1 available, 1 total) | specimens (0)
Range: Cretaceous, England and Spain. (North Eurasia)
other links: MolluscaBase

 
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