Bivalvia | ... | Unionoidea | Unionidae | Unioninae | Anodontini | Anodontina | Anodonta
59 specimens + 1 Genbank voucher

Lea, 1852. Trans. Amer. Phil. Soc. 10 [O. 5]: 286 [42], pl. 25, fig. 47.
Lea, 1852. Proc. Amer. Phil. Soc. 5: 252. [nomen nudum]
Type(s): LECTOTYPE [AS HOLOTYPE] USNM_86393 (by R.I. Johnson, 1974: 26), Colo. R., Calif.
Anodonta californiensis — Simpson (1900), Simpson (1914), Burch (1975), R.I. Johnson (1980), Turgeon et al. (1988), ... Hopper et al. (2023), MolluscaBase (2024), Galal-Khallaf et al. (2024), FMCS (2025), Cummings et al. (2025)
Anodonta cygnea impura — Hannibal (1912)
Anodonta (s.s.) californiensis — Frierson (1927), Heard (1975)
Anodonta marginata californiensis — Modell (1945)
Anodonta (Brachyanodon) impura — Haas (1969)
Anodonta nuttalliana — IUCN (2016)

J.G. Anthony, 1865. Amer. J. Conch. 1(2): 162, pl. 16, fig. 1.
Type(s): LECTOTYPE [AS HOLOTYPE] MCZ_187290 (by R.I. Johnson, 1956: 124), Boundary Survey - Texas.
Anodonta micans — Simpson (1900), Simpson (1914)
Anodonta (Pyganodon) grandis-lugubris — Frierson (1927)
Anodonta (Pyganodon) grandis lugubris — Haas (1969)
Pyganodon grandis — Parmalee & Bogan (1998), Williams et al. (2008)
Pyganodon grandis grandis — Watters et al. (2009)
Anodonta californiensis — Cummings et al. (2025)

Lewis, 1875. Field and Forest 1: 26.
Type(s): LECTOTYPE USNM_30721 (by R.I. Johnson, 1975: 26), Arkansas River ?
Anodonta dejecta — Simpson (1900), Simpson (1914), Thiele (1934), Henderson (1935), Burch (1975), ... Chong et al. (2008), Bogan (2010), Cummings & Graf (2010), ITIS (2012), Mock et al. (2013)
Arnoldina dejecta — Hannibal (1912)
Anodonta (Arnoldina) dejecta — Frierson (1927), Haas (1969), Haas (1969)
Anodonta californiensis — Williams et al. (2017), Graf & Cummings (2021), Cummings et al. (2025)

Simpson, 1893. Nautilus 6(12): 134.
Type(s): LECTOTYPE [AS HOLOTYPE] USNM_610313 (by R.I. Johnson, 1975: 14), San Bernadino Ranch, Arizona, boundary between Ariz. and Mexico.
Anodonta dejecta — Simpson (1900), Simpson (1914), Burch (1975)
Anodonta (Arnoldina) dejecta — Frierson (1927), Haas (1969)
Anodonta californiensis — Cummings et al. (2025)
Hannibal, 1912. Proc. Malac. Soc. London 10(2): 129.
(reference to Anodonta dejecta Lewis, 1875)
Anodonta dejecta — Henderson (1935)
Anodonta californiensis — Simpson (1900), Simpson (1914), Burch (1975), R.I. Johnson (1980), Turgeon et al. (1988), ... Hopper et al. (2023), MolluscaBase (2024), Galal-Khallaf et al. (2024), FMCS (2025), Cummings et al. (2025)
Anodonta dejecta — Simpson (1900), Simpson (1914), Thiele (1934), Henderson (1935), Burch (1975), ... Chong et al. (2008), Bogan (2010), Cummings & Graf (2010), ITIS (2012), Mock et al. (2013)
Anodonta micans — Simpson (1900), Simpson (1914)
Anodonta cygnea impura — Hannibal (1912)
Arnoldina dejecta — Hannibal (1912)
Anodonta (s.s.) californiensis — Frierson (1927), Heard (1975)
Anodonta (Pyganodon) grandis-lugubris — Frierson (1927)
Anodonta (Arnoldina) dejecta — Frierson (1927), Haas (1969), Haas (1969)
Anodonta marginata californiensis — Modell (1945)
Anodonta (Brachyanodon) impura — Haas (1969)
Anodonta (Pyganodon) grandis lugubris — Haas (1969)
Pyganodon grandis — Parmalee & Bogan (1998), Williams et al. (2008)
Pyganodon grandis grandis — Watters et al. (2009)
Anodonta nuttalliana — IUCN (2016)