species Epioblasma turgidula (Lea, 1858): synonymy

Unio turgidulus Lea, 1858

Lea, 1858. Proc. Acad. Nat. Sci. 10: 40.
Lea, 1862. Jour. Acad. Nat. Sci. 5 [O. 8]: 62, pl. 5, fig. 211.
Type(s): HOLOTYPE USNM_84946, Cumberland R., Tenn.

Truncilla (Pilea) florentina — Simpson (1900)
Truncilla (Pilea) (Group of Truncilla perplexa) florentina — Simpson (1914)
Truncilla turgidula — Ortmann (1918)
Dysnomia (Pilea) turgidula — Ortmann & Walker (1922), Ortmann (1924), Ortmann (1925)
Dysnomia (Capsaeformis) turgidula — Frierson (1927), Haas (1969)
Dysnomia biemarginata — Stansbery (1970)
Dysnomia turgidula — Burch (1975), Gordon et al. (1979)
Dysnomia florentina — Burch (1975)
Plagiola (Torulosa) turgidula — R.I. Johnson (1978)
Plagiola turgidula — R.I. Johnson (1980)
Epioblasma turgidula — Turgeon et al. (1988), Williams et al. (1993), Bogan (1993), Turgeon et al. (1998), Parmalee & Bogan (1998), ... Williams et al. (2017), Graf & Cummings (2021), FMCS (2021), Hopper et al. (2023), FMCS (2025)

Unio deviatus Reeve, 1864

‘Anthony MS’ Reeve, 1864. Conch. Icon. 16: pl. 15, sp. 61.
J.G. Anthony, 1865. Amer. J. Conch. 1(2): 156, pl. 12, fig. 2.
Type(s): HOLOTYPE BMNH_1965210, Tennessee.

Truncilla (Pilea) deviata — Simpson (1900)
Truncilla (Pilea) (Group of Truncilla perplexa) deviata — Simpson (1914)
Truncilla turgidula — Ortmann (1918)
Dysnomia (Pilea) turgidula — Ortmann & Walker (1922), Ortmann (1924)
Dysnomia (Capsaeformis) turgidula — Frierson (1927), Haas (1969)
Dysnomia turgidula — Burch (1975)
Plagiola (Torulosa) turgidula — R.I. Johnson (1978)
Epioblasma turgidula — Parmalee & Bogan (1998), Williams et al. (2008)

Truncilla lefevrei Utterback, 1916

Utterback, 1916. Amer. Midl. Nat. 4(10): 455, pl. 6, fig. 13a-d; pl. 28, fig. 108a-d.

Truncilla lefevrei — Utterback (1916)
Dysnomia (Capsaeformis) lefevrei — Frierson (1927), Haas (1969)
Plagiola (Torulosa) turgidula — R.I. Johnson (1978)
Plagiola turgidula — R.I. Johnson (1980)
Epioblasma turgidula — Parmalee & Bogan (1998), Williams et al. (2008)

Unio nux Küster, 1861

(misidentified reference to Unio nux Lea, 1852)
‘Lea’ Küster, 1861. Conchyl. Cab. 9(2): 218, pl. 73, fig. 2.

Truncilla (Pilea) florentina — Simpson (1900)
Truncilla (Pilea) (Group of Truncilla perplexa) florentina — Simpson (1914)
Dysnomia florentina — Burch (1975)
Plagiola (Torulosa) turgidula — R.I. Johnson (1978)
Epioblasma turgidula — Parmalee & Bogan (1998)

Margaron (Unio) turdigulus Lea, 1870

(error for Unio turgidulus Lea, 1858)
‘Lea’ Lea, 1870. Synopsis Fam. Naiades: 42.