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Page last updated
Thu 17 July 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!


Bivalvia | Unionoida | Unionoidea | Unionidae | Gonideinae | Ctenodesmini

genus Ctenodesma Simpson, 1900: synonymy
     4 Recent valid species (4 total species)

Ctenodesma Simpson, 1900
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 852.
(renamed Cristadens Simpson, 1914)
Type species: Unio borneensis Issel, 1874 (orig. desig.) = Ctenodesma borneensis

Christadens Simpson, 1914
Simpson, 1914. Descr. Cat. Naiades: 1154.
‘Simpson’ Thiele, 1934. Handb. Syst. Weichtierk. 3: 821 [1252].
(incorrect original spelling of Cristadens Simpson, 1914)

Cristadens Simpson, 1914
Simpson, 1914. Descr. Cat. Naiades: 1154.
(new name for Ctenodesma Simpson, 1900; correct name for Christadens Simpson, 1914)

Taxonomic History (since 1900)

CtenodesmaSimpson (1900), Haas (1927), Thiele (1934), Haas (1969), Haas (1969), ... Graf & Cummings (2021), Zieritz et al. (2021), Sahidin et al. (2021), Zieritz et al. (2024), Jeratthitikul et al. (2024)
Ctenodesma (s.s.)Haas (1912), Haas (1924)
CristadensSimpson (1914)

 
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