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Unio folliculatus Lea, 1838

Lea, 1836. Synopsis Fam. Naiades: 34. [nomen nudum]
Lea, 1838. Trans. Amer. Phil. Soc. 6 [O. 2]: 38, pl. 11, fig. 33.
Type(s): HOLOTYPE USNM_85861, Savannah R., S.C.

Unio (sec. Elliptio) folliculatus — Simpson (1900), Simpson (1914)
Elliptio (s.s.) folliculatus — Frierson (1927), Haas (1969)
Elliptio (s.s.) lanceolata — R.I. Johnson (1970), Burch (1975)
Elliptio lanceolata — Davis et al. (1981)
Elliptio folliculata — Kat (1983), Davis (1984), Turgeon et al. (1988), Williams et al. (1993), Turgeon et al. (1998), ... Graf & Cummings (2021), FMCS (2021), Hopper et al. (2023), MolluscaBase (2024), FMCS (2025)

Unio attenuatus Lea, 1872

Lea, 1872. Proc. Acad. Nat. Sci. 24: 157.
Lea, 1874. Jour. Acad. Nat. Sci. 8 [O. 13]: 41 [45], pl. 14, fig. 38.
Type(s): FIGURED SYNTYPE USNM_85974, Beaver Cr., Houston Co., Ga.

Unio (sec. Elliptio) attenuatus — Simpson (1900)
Unio (sec. Elliptio) folliculatus — Simpson (1914)
Elliptio (s.s.) folliculatus — Frierson (1927), Haas (1969)
Elliptio (s.s.) lanceolata — R.I. Johnson (1970), Burch (1975)

Unio exacutus Lea, 1872

Lea, 1872. Proc. Acad. Nat. Sci. 24: 159.
Lea, 1874. Jour. Acad. Nat. Sci. 8 [O. 13]: 45 [49], pl. 15, fig. 43.
Type(s): FIGURED SYNTYPE USNM_85862, Savannah R., at Gov. Hamilton’s, Georgia.

Unio (sec. Elliptio) folliculatus — Simpson (1900), Simpson (1914)
Elliptio (s.s.) folliculatus — Frierson (1927), Haas (1969)
Elliptio (s.s.) lanceolata — R.I. Johnson (1970), Burch (1975)

Unio rostellum Lea, 1872

Lea, 1872. Proc. Acad. Nat. Sci. 24: 160.
Lea, 1874. Jour. Acad. Nat. Sci. 8 [O. 13]: 44 [48], pl. 15, fig. 41.
Type(s): FIGURED SYNTYPE USNM_85972, Macon, Ga.

Unio (sec. Elliptio) folliculatus — Simpson (1900), Simpson (1914)
Elliptio (s.s.) folliculatus — Frierson (1927), Haas (1969)
Elliptio (s.s.) lanceolata — R.I. Johnson (1970), Burch (1975)