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Page last updated
Thu 17 July 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!


Bivalvia | ... | Unionidae | Ambleminae | Lampsilini | Epioblasma

species Epioblasma capsaeformis (Lea, 1834): synonymy
     3 specimens + 4 Genbank vouchers

Unio capsaeformis Lea, 1834
Lea, 1834. Trans. Amer. Phil. Soc. 5 [O. 1]: 31, pl. 2, fig. 4 [as ‘capsæformis’].
Type(s): HOLOTYPE MCZ_178570, Cumberland River, Tennessee.

Truncilla (Pilea) capsaeformisSimpson (1900), Simpson (1914)
Truncilla capsaeformisOrtmann (1912)
Truncilla capsæformis [sic]Ortmann (1918)
Dysnomia (Pilea) capsaeformisOrtmann (1924), Ortmann (1925)
Dysnomia (Capsaeformis) capsaeformisFrierson (1927), Haas (1969), Haas (1969)
Epioblasma (sec. Capsaeformis) capsaeformeThiele (1934)
Dysnomia capsaeformisBurch (1975)
Plagiola (Torulosa) capsaeformisR.I. Johnson (1978)
Plagiola capsaeformisR.I. Johnson (1980)
Epioblasma capsaeformisTurgeon et al. (1988), Williams et al. (1993), Turgeon et al. (1998), Parmalee & Bogan (1998), Lydeard et al. (1999), ... Williams et al. (2017), Klymus et al. (2020), Graf & Cummings (2021), FMCS (2021), Hopper et al. (2023)

Truncilla florentina Ortmann, 1912
‘Lea’ Ortmann, 1912. Ann. Carnegie Mus. 8: 359.
(misidentified reference to Unio florentinus Lea, 1857)

Truncilla capsæformis [sic]Ortmann (1918)

Taxonomic History (since 1900)

Truncilla (Pilea) capsaeformisSimpson (1900), Simpson (1914)
Truncilla capsaeformisOrtmann (1912)
Truncilla capsæformis [sic]Ortmann (1918)
Dysnomia (Pilea) capsaeformisOrtmann (1924), Ortmann (1925)
Dysnomia (Capsaeformis) capsaeformisFrierson (1927), Haas (1969), Haas (1969)
Epioblasma (sec. Capsaeformis) capsaeformeThiele (1934)
Dysnomia capsaeformisBurch (1975)
Plagiola (Torulosa) capsaeformisR.I. Johnson (1978)
Plagiola capsaeformisR.I. Johnson (1980)
Epioblasma capsaeformisTurgeon et al. (1988), Williams et al. (1993), Turgeon et al. (1998), Parmalee & Bogan (1998), Lydeard et al. (1999), ... Williams et al. (2017), Klymus et al. (2020), Graf & Cummings (2021), FMCS (2021), Hopper et al. (2023)

 
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