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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 | Popenaias

species Popenaias semirasa (Pilsbry, 1910): synonymy
     65 specimens + 21 Genbank vouchers

Lampsilis semirasa Pilsbry, 1910
Pilsbry, 1910. Proc. Acad. Nat. Sci. 61: 534, pl. 26, figs. 7-9.
Type(s): LECTOTYPE ANSP_99542, Ganina R., 3 mi SW San Dieguito, S.L. Potosi, Mex.

Lampsilis semirasaPilsbry (1910), Simpson (1914)
Lampsilis (Friersonia) semirasaFrierson (1927)
Friersonia iridellaHaas (1969)
Popenaias ganinaInoue et al. (2020)
Popenaias semirasaCzaja et al. (2023), Cummings et al. (2025)

Lampsilis metallica ganina Pilsbry, 1910
Pilsbry, 1910. Proc. Acad. Nat. Sci. 61: 539, pl. 27, fig. 6.
(intro'd as intra-sp. of Unio metallicus Say, 1831)
Type(s): LECTOTYPE [AS HOLOTYPE] ANSP_99523A (by Johnson & Baker, 1973: 156), Ganina River, 3 mi SW San Dieguito, Mexico.

Lampsilis metallica ganinaPilsbry (1910)
Lampsilis (Proptera) metallicus var. ganinusSimpson (1914)
Elliptio (Popenaias) metallicus-ganinusFrierson (1927)
Elliptio (Popenaias) metallicus var. ganinusHaas (1929)
Nephronaias (Popenaias) metallicaHaas (1969)
Popenaias ganinaInoue et al. (2020), Czaja et al. (2023)
Popenaias semirasaCummings et al. (2025)

Elliptio (Popenaias) popei var. regalis Haas, 1929
‘Pilsbry’ Haas, 1929. Senckenbergiana 11: 330. [nomen nudum]
(intro'd as intra-sp. of Unio popeii Lea, 1857)

Elliptio (Popenaias) popeiHaas (1929)
Popenaias ganinaInoue et al. (2020)
Popenaias semirasaCummings et al. (2025)

Taxonomic History (since 1900)

Lampsilis semirasaPilsbry (1910), Simpson (1914)
Lampsilis metallica ganinaPilsbry (1910)
Lampsilis (Proptera) metallicus var. ganinusSimpson (1914)
Lampsilis (Friersonia) semirasaFrierson (1927)
Elliptio (Popenaias) metallicus-ganinusFrierson (1927)
Elliptio (Popenaias) metallicus var. ganinusHaas (1929)
Elliptio (Popenaias) popeiHaas (1929)
Friersonia iridellaHaas (1969)
Nephronaias (Popenaias) metallicaHaas (1969)
Popenaias ganinaInoue et al. (2020), Czaja et al. (2023)
Popenaias semirasaCzaja et al. (2023), Cummings et al. (2025)

 
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