Bivalvia | Unionida | Unionoidea | Unionidae | Gonideinae | Gonideini
3 Recent freshwater species (3 total species)
Haas, 1911. Conch. Cab. 9 (pt. 2, h. 45): 102.
(intro'd as sub-gen. of Nodularia Conrad, 1853)
Type species: Unio brandtii Kobelt, 1879 (sub. desig. by Thiele, 1934: 819) = Inversidens brandtii
‘Haas’ Habe, 1991. Hitachiobi 56: 4.
(error for Inversidens Haas, 1911)
Type species: Unio brandtii Kobelt, 1879 = Inversidens brandtii
The Taxonomic History lists the ways authors have classified the species currently assigned to Inversidens, since 1900.
Nodularia (s.s.) — Simpson (1900), Haas (1911), Simpson (1914), Haas (1924)
Nodularia (sec. Inversidens) — Haas (1911)
Unio — Simpson (1914), Zhadin (1965), Bába (2000)
Nodularia — Haas (1920), Prozorova et al. (2005), Bogatov & Prozorova (2017)
Inversidens — Thiele (1934), Kuroda (1963), Haas (1969), Haas (1969), Habe (1977), ... Wu et al. (2024), Liu et al. (2024), Zhang et al. (2024), Dai et al. (2025), Campbell & Lydeard (2026)
Unio (Nodularia) — Zhadin (1938)
Middendorffinaia (Pseudopotomida) — Moskvicheva & Starobogatov (1973), Korniushin (1998), Bogatov & Prozorova (2017)
Inversidena [sic] — Habe (1991)