species Elliptio fisheriana (Lea, 1838): synonymy

Unio fisherianus Lea, 1838

Lea, 1836. Synopsis Fam. Naiades: 37. [nomen nudum]
Lea, 1838. Trans. Amer. Phil. Soc. 6 [O. 2]: 8, pl. 4, fig. 8.
Type(s): HOLOTYPE USNM_86022, Chester R., (head of), Md.

Unio (sec. Elliptio) fisherianus — Simpson (1900), Simpson (1914)
Unio fisherianus — Ortmann (1909)
Elliptio fisherianus — Ortmann (1911), Williams et al. (1993), Haag (2012)
Elliptio (s.s.) productus — Frierson (1927), Haas (1969)
Elliptio (s.s.) lanceolata — R.I. Johnson (1970)
Elliptio lanceolata — Davis et al. (1981)
Elliptio fisheriana — Kat (1983), Davis (1984), Turgeon et al. (1988), Turgeon et al. (1998), Bogan (2002), ... FMCS (2021), Hopper et al. (2023), MolluscaBase (2024), FMCS (2025), Campbell & Lydeard (2026)

Eurynia ficheriana Agassiz, 1852

Agassiz, 1852. Arch. Naturg. 18(1): 45.
(error for Unio fisherianus Lea, 1838)