species Elliptio ahenea (Lea, 1843): synonymy

Unio aheneus Lea, 1843

Lea, 1843. [privately published sheet]: [1].
Lea, 1845. Trans. Amer. Phil. Soc. 9 [O. 4]: 280 [38], pl. 41, fig. 9.
Type(s): FIGURED SYNTYPE USNM_86030, Black Creek, Florida.

Unio (sec. Elliptio) aheneus — Simpson (1900)
Unio (sec. Elliptio) (Group of U. fisherianus) aheneus — Simpson (1914)
Elliptio (s.s.) aheneus — Frierson (1927), Haas (1969)
Elliptio (s.s.) jayensis — R.I. Johnson (1972), Burch (1975)
Elliptio ahenea — Turgeon et al. (1988), Williams et al. (1993), IUCN (1996), Turgeon et al. (1998), Lee (2006), ... Graf & Cummings (2021), FMCS (2021), Hopper et al. (2023), MolluscaBase (2024), FMCS (2025)

Unio waltoni B.H. Wright, 1888

B.H. Wright, 1888. Proc. Acad. Nat. Sci. 40: 114, pl. 2, fig. 3.
Type(s): LECTOTYPE USNM_91145 (by R.I. Johnson, 1967: 10), Lake Woodruff, Fla.

Unio (sec. Elliptio) waltoni — Simpson (1900)
Unio (sec. Elliptio) (Group of U. fisherianus) waltoni — Simpson (1914)
Elliptio (s.s.) waltoni — Frierson (1927), Haas (1969)
Elliptio (s.s.) jayensis — R.I. Johnson (1972), Burch (1975)
Elliptio waltoni — Turgeon et al. (1988), Williams et al. (1993), Turgeon et al. (1998), Lee (2006), Graf & Cummings (2007), Bogan (2010), Cummings & Graf (2010), IUCN (2011), ITIS (2012), Haag (2012)
Elliptio ahenea — Williams et al. (2011), Williams et al. (2014), Williams et al. (2017), Graf & Cummings (2021), MolluscaBase (2024)

Unio ahaeneus Sowerby, 1866

(error for Unio aheneus Lea, 1843)
Sowerby, 1866. Conch. Icon. 16: pl. 36, sp. 194 [as ‘ahæneus’].