| 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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 Publication Metzger et al. (2018): summarypublication summary | cladograms
 Complete CitationMetzger, M.J., A.N. Paynter, M.E. Siddall & S.P. Goff. 2018. Horizontal transfer of retrotransposons between bivalves and other aquatic species of multiple phyla. Proceedings of National Academy of Sciences 115(18): E4227-E4235. Available electronically. Taxonomic OpinionsDreissena polymorpha  Elliptio complanata  Lampsilis siliquoidea  Lasmigona costata  Sphaerium fabale  |