Bivalvia | Unionida | Unionoidea | Unionidae | Unioninae | Unionini | Oxynaiina
2 Recent freshwater species (2 total species)
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 849.
(homonym of Ragonot, 1887 [Lepid.]; intro'd as sub-gen. of Parreysia Conrad, 1853; renamed Diaurora Cockerell, 1903)
Type species: Unio auroreus Heude, 1883 (orig. desig.) = Diaurora aurorea
Cockerell, 1903. Nautilus 16: 118.
(new name for Aurora Simpson, 1900)
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), ... Liu et al. (2022), Chen et al. (2023), Dai et al. (2025), Chen et al. (2025), Chen et al. (2025)
Acuticosta — Wu et al. (1999), Soliman et al. (2016)
Parreysia — Hu (2005), Xiong et al. (2012)