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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 | ... | Ambleminae | Quadrulini | Quadrulina | Pustulosa

species Pustulosa succissa (Lea, 1852): synonymy
     2 specimens + 24 Genbank vouchers

Unio succissus Lea, 1852
Lea, 1852. Trans. Amer. Phil. Soc. 10 [O. 5]: 275 [31], pl. 21, fig. 32.
Lea, 1852. Proc. Amer. Phil. Soc. 5: 252. [nomen nudum]
Type(s): HOLOTYPE USNM_84574, W Florida.

Quadrula (sec. Fusconaia) succissaSimpson (1900), Simpson (1914)
Fusconaia succissaOrtmann (1923), Ortmann (1925), Burch (1975), Davis et al. (1981), Davis (1984), ... Graf & Cummings (2007), Zhou et al. (2007), Cummings & Graf (2010), ITIS (2012), Szumowski et al. (2012)
Quadrula (Fusconia [sic]) succissaFrierson (1927)
Fusconaia succissusClench & Turner (1956)
Fusconaia succissa succissaHaas (1969)
Quadrula succissaSerb et al. (2003), Williams et al. (2008), Bogan (2010), IUCN (2011), Williams et al. (2011), Haag (2012), Williams et al. (2014)
Rotundaria succissaCampbell & Lydeard (2012), Campbell & Lydeard (2012)
Amphinaias succissaITIS (2013)
Cyclonaias succissaWilliams et al. (2017), Johnson et al. (2018), Lopes-Lima et al. (2019), Graf & Cummings (2021), FMCS (2021), Hopper et al. (2023), Hauck et al. (2023)
Pustulosa succissaNeemuchwala et al. (2023)

Unio cacao Lea, 1859
Lea, 1859. Proc. Acad. Nat. Sci. 11: 154.
Lea, 1860. Jour. Acad. Nat. Sci. 4 [O. 8]: 344, pl. 56, fig. 169.
Type(s): HOLOTYPE USNM_85724, Choctahatchee R., W. Florida.

Quadrula (sec. Fusconaia) succissaSimpson (1900), Simpson (1914)
Quadrula (Fusconia [sic]) succissaFrierson (1927)
Fusconaia succissusClench & Turner (1956)
Fusconaia succissa succissaHaas (1969)
Fusconaia succissaBurch (1975)
Quadrula succissaWilliams et al. (2008), Williams et al. (2011), Williams et al. (2014)
Cyclonaias succissaLopes-Lima et al. (2019)

Quadrula (sec. Fusconaia) wrightii Simpson, 1914
Simpson, 1914. Descr. Cat. Naiades: 868.

Quadrula (sec. Fusconaia) wrightiiSimpson (1914)
Quadrula (Fusconia [sic]) succissa-wrightiiFrierson (1927)
Fusconaia succissusClench & Turner (1956)
Fusconaia succissa wrightiiHaas (1969)
Fusconaia succissaBurch (1975)
Quadrula succissaWilliams et al. (2011), Williams et al. (2014)
Cyclonaias succissaLopes-Lima et al. (2019)

Unio succisus Sowerby, 1866
‘Lea’ Sowerby, 1866. Conch. Icon. 16: pl. 33, sp. 174.
(reference to Unio succissus Lea, 1852; error for Unio succissus Lea, 1852)

Quadrula (sec. Fusconaia) succissaSimpson (1900)
Quadrula (Fusconia [sic]) hebetataFrierson (1927)

Taxonomic History (since 1900)

Quadrula (sec. Fusconaia) succissaSimpson (1900), Simpson (1914)
Quadrula (sec. Fusconaia) wrightiiSimpson (1914)
Fusconaia succissaOrtmann (1923), Ortmann (1925), Burch (1975), Davis et al. (1981), Davis (1984), ... Graf & Cummings (2007), Zhou et al. (2007), Cummings & Graf (2010), ITIS (2012), Szumowski et al. (2012)
Quadrula (Fusconia [sic]) succissaFrierson (1927)
Quadrula (Fusconia [sic]) hebetataFrierson (1927)
Quadrula (Fusconia [sic]) succissa-wrightiiFrierson (1927)
Fusconaia succissusClench & Turner (1956)
Fusconaia succissa succissaHaas (1969)
Fusconaia succissa wrightiiHaas (1969)
Quadrula succissaSerb et al. (2003), Williams et al. (2008), Bogan (2010), IUCN (2011), Williams et al. (2011), Haag (2012), Williams et al. (2014)
Rotundaria succissaCampbell & Lydeard (2012), Campbell & Lydeard (2012)
Amphinaias succissaITIS (2013)
Cyclonaias succissaWilliams et al. (2017), Johnson et al. (2018), Lopes-Lima et al. (2019), Graf & Cummings (2021), FMCS (2021), Hopper et al. (2023), Hauck et al. (2023)
Pustulosa succissaNeemuchwala et al. (2023)

 
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