Bivalvia | ... | Unionoidea | Unionidae | Unioninae | Anodontini | Alasmidontina | Utterbackiana
Lea, 1840. Proc. Amer. Phil. Soc. 1: 289 [as ‘cowperiana’].
Lea, 1842. Trans. Amer. Phil. Soc. 8 [O. 3]: 227, pl. 20, fig. 46.
(correct name for Anodonta cowperiana Lea, 1840)
Type(s): LECTOTYPE USNM_86673 (by R.I. Johnson, 1965: 3), [Altamaha River] Hopeton, near Darien [McIntosh Co.], Georgia.
Anodonta gibbosa — Simpson (1900)
Anodonta couperiana — Simpson (1914), R.I. Johnson (1969), Burch (1975), Turgeon et al. (1988), Hoeh (1990), ... ITIS (2012), Haag (2012), Williams et al. (2014), Smith et al. (2018), Galal-Khallaf et al. (2024)
Anodonta (Lastena) couperiana — Frierson (1927)
Lastena ohiensis couperiana — Modell (1945)
Anodonta cowperiana — Clench & Turner (1956)
Anodonta (Lastena) cowperiana — Haas (1969)
Anodonta (Utterbackia) couperiana — R.I. Johnson (1970), R.I. Johnson (1972), Heard (1975), Kat (1983)
Anodonta “couperiana” — Hoeh (1990)
Utterbackia couperiana — Graf & Cummings (2007), Cummings & Graf (2010)
Utterbackiana couperiana — Williams et al. (2017), Graf & Cummings (2021), Bieler (2021), FMCS (2021), Whelan et al. (2023), Hopper et al. (2023), Perkins et al. (2025), FMCS (2025), Campbell & Lydeard (2026)
Lea, 1840. Proc. Amer. Phil. Soc. 1: 289.
(incorrect original spelling of Anodonta couperiana Lea, 1840)
Anodonta gibbosa — Simpson (1900)
Anodonta couperiana — Simpson (1914), Burch (1975)
Anodonta (Lastena) couperiana — Frierson (1927)
Anodonta cowperiana — Clench & Turner (1956)
Anodonta (Lastena) cowperiana — Haas (1969)
Anodonta (Utterbackia) couperiana — R.I. Johnson (1970), R.I. Johnson (1972)
Utterbackiana couperiana — Bieler (2021)

Lea, 1842. Trans. Amer. Phil. Soc. 8 [O. 3]: 248 [86], pl. 27, fig. 65.
Lea, 1843. Proc. Amer. Phil. Soc. 2: 225.
Type(s): LECTOTYPE USNM_86564 (by R.I. Johnson, 1972: 226), Charleston, S. Carolina.
Anodonta gibbosa var. dunlapiana — Simpson (1900), Simpson (1914)
Anodonta (Lastena) couperiana-dunlapiana — Frierson (1927)
Anodonta cowperiana — Clench & Turner (1956)
Anodonta (Pyganodon) cataracta gibbosa — Haas (1969)
Anodonta (Utterbackia) couperiana — R.I. Johnson (1970), R.I. Johnson (1972)
Anodonta couperiana — Burch (1975)
‘Lea’ Sowerby, 1869. Conch. Icon. 17: pl. 23, sp. 87.
(error for Anodonta dunlapiana Lea, 1842)
Anodonta gibbosa var. dunlapiana — Simpson (1900)
‘Lea’ Paetel, 1890. Cat. Conch.-Samml. 3: 178.
(error for Anodonta couperiana Lea, 1840)
Anodonta gibbosa — Simpson (1900)
Anodonta couperiana — Simpson (1914)
Anodonta gibbosa — Simpson (1900)
Anodonta gibbosa var. dunlapiana — Simpson (1900), Simpson (1914)
Anodonta couperiana — Simpson (1914), R.I. Johnson (1969), Burch (1975), Turgeon et al. (1988), Hoeh (1990), ... ITIS (2012), Haag (2012), Williams et al. (2014), Smith et al. (2018), Galal-Khallaf et al. (2024)
Anodonta (Lastena) couperiana — Frierson (1927)
Anodonta (Lastena) couperiana-dunlapiana — Frierson (1927)
Lastena ohiensis couperiana — Modell (1945)
Anodonta cowperiana — Clench & Turner (1956)
Anodonta (Lastena) cowperiana — Haas (1969)
Anodonta (Pyganodon) cataracta gibbosa — Haas (1969)
Anodonta (Utterbackia) couperiana — R.I. Johnson (1970), R.I. Johnson (1972), Heard (1975), Kat (1983)
Anodonta “couperiana” — Hoeh (1990)
Utterbackia couperiana — Graf & Cummings (2007), Cummings & Graf (2010)
Utterbackiana couperiana — Williams et al. (2017), Graf & Cummings (2021), Bieler (2021), FMCS (2021), Whelan et al. (2023), Hopper et al. (2023), Perkins et al. (2025), FMCS (2025), Campbell & Lydeard (2026)