Bivalvia | Unionida | Unionoidea | Unionidae | Gonideinae | Gonideini
1 Recent freshwater species (1 total species)
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 840.
Simpson, 1914. Descr. Cat. Naiades: 1101.
(intro'd as sub-gen. of Pseudodon Gould, 1844)
Type species: Pseudodon loomisi Simpson, 1900 (orig. desig.) = Obovalis omiensis
The Taxonomic History lists the ways authors have classified the species currently assigned to Obovalis, since 1900.
Nodularia (s.s.) — Simpson (1900), Haas (1911), Simpson (1914)
Pseudodon (sec. Obovalis) — Simpson (1900), Simpson (1914), Thiele (1934)
Pseudodon — Simpson (1900), Kuroda (1963), Graf (2007), Bogan (2010), Zieritz et al. (2018)
Pseudodon (Obovalis) — Haas (1920), Kira (1954), Kira (1959), Haas (1969), Haas (1969), Habe (1977), Habe (1991), Graf & Cummings (2007)
Obovalis — Kondo (2008), Sano et al. (2017), Kano et al. (2019), Lopes-Lima et al. (2020), Mabuchi & Nishida (2020), ... Liu et al. (2024), Wu et al. (2024), Dai et al. (2024), Dai et al. (2025), Chen et al. (2025)
Pseudodon obovalis — Kongim et al. (2015)