| Page last updatedWed 1 October 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 | Cardioida superfamily ANTHRACOSIOIDEA Amalitzky, 1892synonyms (3 nomina) | cladomics
 | family ANTHRACOSIIDAE Amalitzky, 1892: fossil only.synonymy (1 
             nomen) | 1 genus
 |  | family CARBONICOLIDAE Cox, 1932: fossil only.synonymy (1 
             nomen) | 1 genus
 |  | family FERGANOCONCHIDAE Martinson, 1956: fossil only.synonymy (1 
             nomen) | 2 genera
 |  | family PRILUKIELLIDAE Starobogatov, 1970: fossil only.synonymy (0 
             nomina) | 2 genera
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