| 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 | Unionoida | Unionoidea | Unionidae | Ambleminae | Lampsilini genus Arotonaias Martens, 1900: species3 available nominal genus synonyms (4 total synonyms) | cladomics
 |  Arotonaias cyrenoides (Philippi, 1847) syonymy (3 available, 5 total) | specimens (47)
 Range: Endemic to the Río San Juan Basin, Nicaragua. (Central America)
 other links:  MolluscaBase
 |  |  Arotonaias encarpa (Lea, 1868) syonymy (2 available, 2 total) | specimens (9)
 Range: Endemic to Lake Nicaraguam, Nicaragua. (Central America)
 other links:  MolluscaBase
 |  |  Arotonaias gabbiana (Lea, 1868) syonymy (2 available, 2 total) | specimens (36)
 Range: Lake Nicaragua and Lake Managua, Nicaragua. (Central America)
 other links:  MolluscaBase
 |  |  Arotonaias reticulata (Simpson, 1900) syonymy (2 available, 2 total) | specimens (8)
 Range: Known only from the Patuca drainage in Honduras and the Coco basin in Nicaragua. (Central America)
 other links:  MolluscaBase
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