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Data last updated
Thu 18 Dec 2025

Bivalvia | Unionoida | Unionoidea | Unionidae | Ambleminae | Popenaiadini

genus Micronaias Simpson, 1900: synonymy

3 Recent freshwater species (3 total species)

Synonymy

Micronaias Simpson, 1900

Simpson, 1900. Proc. U.S. Nat. Mus. 22: 743.
Simpson, 1914. Descr. Cat. Naiades: 714.
(intro'd as sub-gen. of Unio Retzius, 1788)
Type species: Unio aratus Lea, 1843 (orig. desig.) = Micronaias arata

Taxonomic History (since 1900)

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

Unio (sec. Micronaias) — Simpson (1900), Simpson (1914)
Unio (Arotonaias) — Martens (1900)
Plagiola — Simpson (1900)
Unio (Simonaias) — Martens (1900)
Elliptio (Micronaias) — Frierson (1927), Haas (1929), Haas (1969), Haas (1969)
Elliptio (sec. Micronaias) — Thiele (1934)
Micronaias — Graf & Cummings (2007), Bogan (2010), Graf & Cummings (2021), Cummings et al. (2025)

 
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