Bivalvia | Unionida | Unionoidea | Unionidae | Ambleminae | Amblemini
3 Recent freshwater species (3 total species)
Campbell & Lydeard, 2012. Amer. Malac. Bull. 30(1): 15.
Campbell & Lydeard, 2012. Amer. Malac. Bull. 30(1): 31.
Type species: Unio ebenus Lea, 1831 (orig. desig.) = Reginaia ebenus
The Taxonomic History lists the ways authors have classified the species currently assigned to Reginaia, since 1900.
Quadrula (sec. Fusconaia) — Simpson (1900), Simpson (1914)
Unio (s.s.) — Call (1900)
Obovaria (s.s.) — Simpson (1900), Simpson (1914), Frierson (1927), Haas (1969)
Obovaria — Simpson (1900), R.I. Johnson (1967), Burch (1975), Turgeon et al. (1988), Williams et al. (1993), ... Serb et al. (2003), Campbell et al. (2005), Graf & Cummings (2007), Cummings & Graf (2010), ITIS (2012)
Fusconaia — Ortmann (1912), Utterback (1915), Ortmann & Walker (1922), Ortmann (1925), F.C. Baker (1928), ... Williams et al. (2011), ITIS (2012), IUCN (2012), McMurray et al. (2012), He & Zhuang (2013)
Unio — de Gregorio (1914), Vanatta (1915)
Quadrula — Vanatta (1915)
Pleurobema — Ortmann & Walker (1922)
Quadrula (Fusconia [sic]) — Frierson (1927)
Plethobasus — Morrison (1969), R.I. Johnson (1980)
Amblema — Burch (1975)
Obliquaria — Burch (1975)
Reginaia — Campbell & Lydeard (2012), Campbell & Lydeard (2012), Haag (2012), Inoue et al. (2013), Williams et al. (2014), ... Graf & Cummings (2021), FMCS (2021), Hopper et al. (2023), Hauck et al. (2023), FMCS (2025)