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Page last updated
Thu 3 September 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 | Venerida | Cyrenoidea | Cyrenoididae | Polymesoda

species Polymesoda obscura (Prime, 1860): synonymy
     0 specimens

Cyrena obscura Prime, 1860
Prime, 1860. Proc. Zool. Soc. London 28: 321.

Cyanocyclas obscuraSimone (2006)

Cyrena cordata Martens, 1865
Martens, 1865. Malak. Blatt. 12: 65.
Martens, 1900. Biol. Centr.-Amer., Moll.: 546, pl. 42, figs. 7-7b.

Polymesoda (s.s.) cordataMartens (1900)
Polymesoda cordataOBIS (2012)

Taxonomic History (since 1900)

Polymesoda (s.s.) cordataMartens (1900)
Cyanocyclas obscuraSimone (2006)
Polymesoda cordataOBIS (2012)

 
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