| 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 | ... | Unionoidea | Unionidae | Unioninae | Unionini | Unio tumidus nominal species Unio robianoi var. inflatus Malzine, 1867 = Unio tumidus Taxonomic Opinions= Unio robianoi var. inflatus De Malz. — Colbeau, 1868 = Unio robianoi var. inflatus Nobis — Malzine, 1867 |