MUSSELpdb | valid gen. Pegias synonymy

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Page last updated
Thu 17 July 2025

The Freshwater Mussels (Unionoida) of the World (and other less consequential bivalves)

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genus Pegias Simpson, 1900: synonymy
1 Recent valid species (1 total species)

Pegias Simpson, 1900
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 660.
Simpson, 1914. Descr. Cat. Naiades: 472.
Type species: Margaritana fabula Lea, 1838 (orig. desig.) = Pegias fabula

Pagias Ortmann, 1921
Ortmann, 1921. Nautilus 34: 88.
(error for Pegias Simpson, 1900)

Taxonomic History (since 1900)

Pegias — Simpson (1900), Simpson (1914), Ortmann (1918), Ortmann (1924), Ortmann (1925), ... Williams et al. (2017), Klymus et al. (2020), Graf & Cummings (2021), FMCS (2021), Hopper et al. (2023)
Alasmidonta (Pegias) — Ortmann (1914), Haas (1969), Burch (1975)
Unio — de Gregorio (1914)
Alasmodonta (sec. Pegias) — Thiele (1934)

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