| 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 | Ambleminae | Lampsilini | Mesonaias tampicoensis Specimen USNM_1282337: ImagesMesonaias tampicoensis (Lea, 1838), Veracruz, Rio Papaloapan off Rt. Mex. 175 in Cosamaloapan
 
 
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