Bivalvia | Unionida | Unionoidea | Unionidae | Ambleminae | Pleurobemini

genus Plethobasus Simpson, 1900: synonymy

3 Recent freshwater species (5 total species)

Synonymy

Plethobasus Simpson, 1900

Simpson, 1900. Proc. U.S. Nat. Mus. 22: 764.
Simpson, 1914. Descr. Cat. Naiades: 805.
(intro'd as sub-gen. of Pleurobema Rafinesque, 1819)
Type species: Unio aesopus Green, 1827 (original designation) = Plethobasus cyphyus

Taxonomic History (since 1900)

The Taxonomic History lists the ways authors have classified the species currently assigned to Plethobasus, since 1900.

Quadrula (sec. Theliderma) — Simpson (1900), Simpson (1914)
Pleurobema (sec. Plethobasus) — Simpson (1900), Simpson (1914)
Unio (s.s.) — Call (1900)
Pleurobema — Ortmann (1909), Ortmann (1909), Ortmann (1910), Vanatta (1915)
Quadrula — Ortmann (1909), Ortmann (1909)
Plethobasus — Ortmann (1912), Utterback (1915), Ortmann (1918), Ortmann & Walker (1922), Ortmann (1924), ... Klymus et al. (2020), Graf & Cummings (2021), FMCS (2021), Hopper et al. (2023), FMCS (2025)
Unio — de Gregorio (1914), Henderson (1935)
Pleurobema (Plethobasus) — Frierson (1927), Haas (1930)
Quadrula (Striata) — Frierson (1927)
Quadrula (Luteacarnea) — Haas (1969)