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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 | Pleurobemini | Pleurobema

species Pleurobema verum (Lea, 1861): synonymy
     2 specimens

Unio instructus Lea, 1861
Lea, 1861. Proc. Acad. Nat. Sci. 13: 59.
Lea, 1862. Jour. Acad. Nat. Sci. 5 [O. 8]: 82 [86], pl. 10, fig. 230.
Type(s): HOLOTYPE USNM_84640, Cahawba R., Ala.

Pleurobema (s.s.) instructaSimpson (1900)
Pleurobema (s.s.) instructumSimpson (1914), Frierson (1927)
Pleurobema verumHaas (1969), Williams et al. (2008)

Unio verus Lea, 1861
Lea, 1861. Proc. Acad. Nat. Sci. 13: 40.
Lea, 1862. Jour. Acad. Nat. Sci. 5 [O. 8]: 83 [87], pl. 11, fig. 231.
Type(s): HOLOTYPE USNM_84589, Cahawba R., Ala.

Pleurobema (s.s.) veraSimpson (1900)
Pleurobema (s.s.) verumSimpson (1914)
Pleurobema (s.s.) instructumFrierson (1927)
Pleurobema verumHaas (1969), Burch (1975), Turgeon et al. (1988), Williams et al. (1993), Turgeon et al. (1998), ... Haag (2012), Williams et al. (2017), Graf & Cummings (2021), FMCS (2021), Hopper et al. (2023)

Taxonomic History (since 1900)

Pleurobema (s.s.) instructaSimpson (1900)
Pleurobema (s.s.) veraSimpson (1900)
Pleurobema (s.s.) instructumSimpson (1914), Frierson (1927)
Pleurobema (s.s.) verumSimpson (1914)
Pleurobema verumHaas (1969), Burch (1975), Turgeon et al. (1988), Williams et al. (1993), Turgeon et al. (1998), ... Haag (2012), Williams et al. (2017), Graf & Cummings (2021), FMCS (2021), Hopper et al. (2023)

 
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