Bivalvia | Unionida | Unionoidea | Unionidae | Ambleminae | Pleurobemini
1 Recent freshwater species (1 total species)
‘Rafinesque’ of Authors.
Stimpson, 1851. Shells of New England: 13.
Adams & Adams, 1857. Gen. Rec. Moll. 2(31-32): 490.
Paetel, 1875. Fam. Gatt. Moll.: 79.
Paetel, 1890. Cat. Conch.-Samml. 3: 142.
(error for Eurynia Rafinesque, 1820)
Type species: Unio (Eurynia) dilatata Rafinesque, 1820 = Eurynia dilatata
Rafinesque, 1819. Jour. Phys. Chim. Hist. Nat. 88: 426. [nomen nudum]
Rafinesque, 1820. Ann. Gén. Sci. Phys. 5 (13): 297.
Rafinesque, 1864. [in] Binney & Tryon, reprint: 29, 42.
(intro'd as sub-gen. of Unio Retzius, 1788)
Type species: Unio (Eurynia) dilatata Rafinesque, 1820 (sub. desig. by Herrmannsen, 1847: 436) = Eurynia dilatata
‘Raf., Agas.’ Conrad, 1853. Proc. Acad. Nat. Sci. 6: 267.
(error for Eurynia Rafinesque, 1820)
Type species: Unio (Eurynia) dilatata Rafinesque, 1820 = Eurynia dilatata
Paetel, 1875. Fam. Gatt. Moll.: 175.
(error for Eurynia Rafinesque, 1820)
Type species: Unio (Eurynia) dilatata Rafinesque, 1820 = Eurynia dilatata
F.C. Baker, 1898. Bull. Chicago Acad. Sci. 3(1): 100.
(error for Eurynia Rafinesque, 1820)
Type species: Unio (Eurynia) dilatata Rafinesque, 1820 = Eurynia dilatata
‘Rafinesque’ Frierson, 1927. Check List N. Amer. Naiades: 10, 33.
(intro'd as sub-gen. of Elliptio Rafinesque, 1819; error for Eurynia Rafinesque, 1820)
Type species: Unio (Eurynia) dilatata Rafinesque, 1820 = Eurynia dilatata
The Taxonomic History lists the ways authors have classified the species currently assigned to Eurynia, since 1900.
Unio (sec. Elliptio) — Simpson (1900), Simpson (1914)
Unio (s.s.) — Call (1900)
Unio — Ortmann (1909), Ortmann (1909), Ortmann (1909), Ortmann (1910), de Gregorio (1914), Vanatta (1915)
Elliptio — Ortmann (1911), Ortmann (1912), Utterback (1915), Ortmann (1918), Ortmann & Walker (1922), ... Wu et al. (2018), Huang et al. (2019), Klymus et al. (2020), Gasparini et al. (2020), Jeratthitikul et al. (2022)
Elliptio (Eurynaia [sic]) — Frierson (1927)
Ptychobranchus (s.s.) — Frierson (1927)
Lampsilis (Venusta) — Frierson (1927)
Elliptio (Eurynia) — Haas (1930), Haas (1969), Campbell & Lydeard (2012), Burlakova et al. (2012), Perkins et al. (2017)
Elliptio (s.s.) — Thiele (1934), R.I. Johnson (1970), Burch (1975)
Lampsilis (Venustaconcha) — Haas (1969)
Obliquaria — Burch (1975)
Eurynia — Campbell & Lydeard (2012), Williams et al. (2017), Inoue et al. (2018), Pieri et al. (2018), Inoue et al. (2020), Smith et al. (2020), Graf & Cummings (2021), FMCS (2021), Hopper et al. (2023), FMCS (2025), Campbell & Lydeard (2026)
Eurynia (Elliptio) — Porto-Hannes et al. (2021)