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Page last updated
Sun 07 Sep 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!

The nominal species (available and otherwise) in this synonymy are listed by usage rather than strictly by publication date. The primary sorting order is by the most recent year (since 1969) that the species name was treated as valid, and then nominal species are sorted secondarily by publication year.

The taxonomic history of the valid species (since 1900) is listed at the bottom of the page.

The MUSSEL Project Database has moved to a new server, with a new URL! The new address for this page is: https://musselpdb.org/db.php?ty=validsp_syn&id=5703

Search the database pages:

Unionoidea | Unionidae | Ambleminae | Quadrulini | Quadrulina | Pustulosa

species Pustulosa kieneriana (Lea, 1852): nominal species
     3 specimens available.

Unio kienerianus Lea, 1852
Lea, 1852, Trans. Amer. Phil. Soc. 10 [O. 5]: 281 [37], pl. 23, fig. 40 [as ‘keineriana’].
(correct name for Unio keinerianus Lea, 1852)

Unio kienerianusLea (1852), B.H. Wright (1888), Singley (1893)
Margaron (Unio) keinerianusLea (1852)
Unio keinerianusConrad (1853)
Unio (Rotundaria) kienerianaAdams & Adams (1857)
Margaron (Unio) kienerianusLea (1870)
Quadrula (sec. Theliderma) pustulosa var. keinerianaSimpson (1900)
Quadrula (sec. Theliderma) pustulosa var. kienerianaSimpson (1914)
Quadrula (Bullata) pustulosa-keinerianaFrierson (1927)
Quadrula (Pustulosa) pustulosa keinerianaHaas (1969)
Quadrula pustulosaR.I. Johnson (1980), Howells et al. (1996)
Quadrula keinerianaSerb et al. (2003)
Quadrula kienerianaCampbell et al. (2005), Williams et al. (2008), Bogan (2010), Szumowski et al. (2012)
Amphinaias keinerianaITIS (2013)
Cyclonaias kienerianaWilliams et al. (2017), Lopes-Lima et al. (2019), Graf & Cummings (2021), FMCS (2021), Bieler (2021), Hopper et al. (2023), Hauck et al. (2023)
Pustulosa kienerianaNeemuchwala et al. (2023), FMCS (2025)

Unio asperatus Lea, 1861
Lea, 1861, Proc. Acad. Nat. Sci. 13: 41.
Lea, 1862, Jour. Acad. Nat. Sci. 5 [O. 8]: 68 [72], pl. 7, fig. 218.
Type(s): HOLOTYPE USNM_84272, Claiborne, Ala.

Unio asperatusLea (1861), Sowerby (1868), B.H. Wright (1888), Paetel (1890)
Margaron (Unio) asperatusLea (1870)
Unio pustulosusCall (1895)
Quadrula (sec. Theliderma) pustulosa var. pernodosaSimpson (1900), Simpson (1914)
Quadrula pustulosa asperataUtterback (1915)
Quadrula asperataOrtmann (1923), Turgeon et al. (1988), Williams et al. (1993), Turgeon et al. (1998), ..., Bogan (2010), ITIS (2012), Haag (2012), Szumowski et al. (2012)
Quadrula (Bullata) pustulosa-asperataFrierson (1927)
Quadrula (Pustulosa) pustulosa pernodosaHaas (1969)
Quadrula pustulosaBurch (1975), R.I. Johnson (1980)
Amphinaias asperataIUCN (1996), Graf & Cummings (2007), Cummings & Graf (2010)
Cyclonaias asperataWilliams et al. (2017), Johnson et al. (2018), Hauck et al. (2023)
Cyclonaias kienerianaLopes-Lima et al. (2019), Graf & Cummings (2021), FMCS (2021)
Pustulosa kienerianaFMCS (2025)

Quadrula archeri Frierson, 1905
Frierson, 1905, Nautilus 19(2): 13, pl. 1, figs. 1-2.
Type(s): HOLOTYPE UMMZ_113538, Tallapoosa River, Tallassee, Elmore, Alabama.

Quadrula archeriFrierson (1905), Burch (1975)
Quadrula (sec. Theliderma) archeriSimpson (1914)
Quadrula (Bullata) archeriFrierson (1927)
Quadrula (Pustulosa) archeriHaas (1969)
Amphinaias archeriGraf & Cummings (2007), Cummings & Graf (2010)
Quadrula asperataWilliams et al. (2008)
Cyclonaias archeriWilliams et al. (2017), FMCS (2021), Hopper et al. (2023)
Cyclonaias pustulosaLopes-Lima et al. (2019), Graf & Cummings (2021)
Pustulosa kienerianaFMCS (2025)

Unio keinerianus Lea, 1852
Lea, 1852, Proc. Amer. Phil. Soc. 5: 251. [nomen nudum]
Lea, 1852, Trans. Amer. Phil. Soc. 10 [O. 5]: 281 [37], pl. 23, fig. 40.
(incorrect original spelling of Unio kienerianus Lea, 1852)
Type(s): HOLOTYPE USNM_84273, Coosawattee R., Ga.

Unio keinerianusLea (1852)
Quadrula (sec. Theliderma) pustulosa var. kienerianaSimpson (1914)
Cyclonaias kienerianaBieler (2021)

Unio asperatus Sowerby, 1868
‘Lea’ Sowerby, 1868, Conch. Icon. 16: pl. 85, sp. 450.
(reference to Unio asperatus Lea, 1861)

Unio asperatusSowerby (1868), Paetel (1890)
Quadrula (sec. Theliderma) pustulosa var. pernodosaSimpson (1900)
Quadrula (Striata) striataFrierson (1927)

Taxonomic History (since 1900)

Quadrula (sec. Theliderma) pustulosa var. keinerianaSimpson (1900)
Quadrula (sec. Theliderma) pustulosa var. pernodosaSimpson (1900), Simpson (1914)
Quadrula archeriFrierson (1905), Burch (1975)
Quadrula (sec. Theliderma) pustulosa var. kienerianaSimpson (1914)
Quadrula (sec. Theliderma) archeriSimpson (1914)
Quadrula pustulosa asperataUtterback (1915)
Quadrula asperataOrtmann (1923), Turgeon et al. (1988), Williams et al. (1993), Turgeon et al. (1998), ..., Bogan (2010), ITIS (2012), Haag (2012), Szumowski et al. (2012)
Quadrula (Bullata) pustulosa-keinerianaFrierson (1927)
Quadrula (Bullata) pustulosa-asperataFrierson (1927)
Quadrula (Striata) striataFrierson (1927)
Quadrula (Bullata) archeriFrierson (1927)
Quadrula (Pustulosa) pustulosa keinerianaHaas (1969)
Quadrula (Pustulosa) pustulosa pernodosaHaas (1969)
Quadrula (Pustulosa) archeriHaas (1969)
Quadrula pustulosaBurch (1975), R.I. Johnson (1980), Howells et al. (1996)
Amphinaias asperataIUCN (1996), Graf & Cummings (2007), Cummings & Graf (2010)
Quadrula keinerianaSerb et al. (2003)
Quadrula kienerianaCampbell et al. (2005), Williams et al. (2008), Bogan (2010), Szumowski et al. (2012)
Amphinaias archeriGraf & Cummings (2007), Cummings & Graf (2010)
Amphinaias keinerianaITIS (2013)
Cyclonaias kienerianaWilliams et al. (2017), Lopes-Lima et al. (2019), Graf & Cummings (2021), FMCS (2021), Bieler (2021), Hopper et al. (2023), Hauck et al. (2023)
Cyclonaias asperataWilliams et al. (2017), Johnson et al. (2018), Hauck et al. (2023)
Cyclonaias archeriWilliams et al. (2017), FMCS (2021), Hopper et al. (2023)
Cyclonaias pustulosaLopes-Lima et al. (2019), Graf & Cummings (2021)
Pustulosa kienerianaNeemuchwala et al. (2023), FMCS (2025)

Page updated: 08:28:45 Sun 07 Sep 2025

 
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