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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!

Search the database pages:

Bivalvia | Unionoida | Unionoidea | Unionidae | Unioninae | Anodontini | Alasmidontina

genus Arcidens Simpson, 1900: species
     2 available nominal genus synonyms | cladomics

Arcidens confragosus (Say, 1829)
syonymy (2 available, 2 total) | specimens (1 + 3 Genbank vouchers)
Range: Widespread in Interior Basin and from Texas to Alabama in rivers draining to the Gulf of Mexico, USA. (North America)
Genbank sequences: 16S, 18S, COI, COII, ITS1, ND1
IUCN Red List: Least Concern
NatureServe: G4
other links: MolluscaBase

Arcidens wheeleri (Ortmann & Walker, 1912)
syonymy (1 available, 1 total) | specimens (1)
Range: Ozark Plateau, Arkansas, Oklahoma, and Texas, USA. (North America)
Genbank sequences: 18S, COI, COII, ITS1, ND1
IUCN Red List: Endangered B1ab(i,ii,iii,iv)
NatureServe: G1
other links: MolluscaBase

Arcidens macneili (Modell, 1957) (Tertiary)
syonymy (1 available, 1 total) | specimens (0)
Range: Miocene, North America.
other links: MolluscaBase

 
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