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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 | Unionidae | Parreysiinae | Lamellidentini

genus Arcidopsis Simpson, 1900: synonymy
     1 Recent valid species (1 total species)

Arcidopsis Simpson, 1900
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 861.
Simpson, 1914. Descr. Cat. Naiades: 1191.
Type species: Unio footei Theobald, 1876 (orig. desig.) = Arcidopsis footei

Taxonomic History (since 1900)

ArcidopsisSimpson (1900), Haas (1912), Simpson (1914), Preston (1915), Haas (1924), ... Ramakrishna & Dey (2007), Bogan (2010), Konopleva et al. (2019), Graf & Cummings (2021), Bolotov et al. (2022)
TrapezoideusHaas (1924), Haas (1969), Graf & Cummings (2007), Bogan (2010)

 
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