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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 | Unionoida | Unionoidea | Unionidae | Ambleminae | Popenaiadini | Nephritica

species Nephritica poeyana (Lea, 1857): synonymy
     9 specimens

Unio poeyanus Lea, 1857
Lea, 1857. Proc. Acad. Nat. Sci. 9: 85.
Lea, 1857. Jour. Acad. Nat. Sci. 3 [O. 6]: 315 [35], pl. 32, fig. 30.
Type(s): LECTOTYPE [AS HOLOTYPE] USNM_85894 (by R.I. Johnson, 1974: 115), Rio de las Balsas, near Coyucan, Mexico.

Unio (sec. Elliptio) poeyanusSimpson (1900), Simpson (1914)
Unio (Nephronaias) poeyanusMartens (1900)
Elliptio (Nephritica) poeyanusFrierson (1927)
Elliptio poeyanaThiele (1934)
Nephronaias (Nephritica) poeyanaHaas (1969)
Nephronaias (Nephritica) poeyanusHaas (1969)
Nephritica poeyanaGraf & Cummings (2007), Bogan (2010), Graf & Cummings (2021), Czaja et al. (2023), Cummings et al. (2025)

Taxonomic History (since 1900)

Unio (sec. Elliptio) poeyanusSimpson (1900), Simpson (1914)
Unio (Nephronaias) poeyanusMartens (1900)
Elliptio (Nephritica) poeyanusFrierson (1927)
Elliptio poeyanaThiele (1934)
Nephronaias (Nephritica) poeyanaHaas (1969)
Nephronaias (Nephritica) poeyanusHaas (1969)
Nephritica poeyanaGraf & Cummings (2007), Bogan (2010), Graf & Cummings (2021), Czaja et al. (2023), Cummings et al. (2025)

 
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