Bivalvia | Unionida | Unionoidea | Unionidae | Unioninae | Unionini | Oxynaiina
2 Recent freshwater species (2 total species)
(renamed Diaurora Cockerell, 1903; homonym of Ragonot, 1887 [Lepid.]; intro'd as sub-gen. of Parreysia Conrad, 1853)
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 849.
Type species: Unio auroreus Heude, 1883 (orig. desig.) = Diaurora aurorea
(new name for Aurora Simpson, 1900)
Cockerell, 1903. Nautilus 16: 118.
Type species: Unio auroreus Heude, 1883 = Diaurora aurorea
The Taxonomic History lists the ways authors have classified the species currently assigned to Diaurora, since 1900.
Parreysia (Aurora) — Simpson (1900)
Parreysia (Diaurora) — Simpson (1914), Thiele (1934)
Diaurora — Haas (1924), Haas (1969), Haas (1969), Dang et al. (1980), Prozorova et al. (2005), ... Chen et al. (2023), Dai et al. (2025), Chen et al. (2025), Chen et al. (2025), Campbell & Lydeard (2026)
Acuticosta — Wu et al. (1999), Soliman et al. (2016)
Parreysia — Hu (2005), Xiong et al. (2012)