Unio georgianus Lea, 1841
Lea, 1841. Proc. Amer. Phil. Soc. 2: 31.
Lea, 1842. Trans. Amer. Phil. Soc. 8 [O. 3]: 235 [73], pl. 21, fig. 49.
Type(s): HOLOTYPE USNM_84928, Stump Cr., Ga.

Pleurobema (s.s.) georgiana — Simpson (1900)
Pleurobema (s.s.) georgianum — Simpson (1914)
Pleurobema georgianum — Ortmann (1923), Burch (1975), Turgeon et al. (1988), Williams et al. (1993), IUCN (1996), ... Inoue et al. (2018), Graf & Cummings (2021), FMCS (2021), Hopper et al. (2023), Hauck et al. (2023)
Quadrula (Pleuronaia) georgiana — Frierson (1927), Haas (1969)
Pleurobema georgianmum [sic] — Haag (2012)

Unio nucleopsis Conrad, 1849
Conrad, 1849. Ann. Mag. Nat. Hist. 4: 301.
Conrad, 1850. Jour. Acad. Nat. Sci. 1: 276, pl. 37, fig. 8.
Conrad, 1853. Proc. Acad. Nat. Sci. 6: 253.
Type(s): SYNTYPES ANSP_41421, Etowah River, Ga.

Pleurobema (s.s.) nucleopsis — Simpson (1900), Simpson (1914), Frierson (1927)
Pleurobema nucleopsis — Haas (1969), Williams et al. (1993), Turgeon et al. (1998), Lydeard et al. (1999), IUCN (2000), Graf & Cummings (2007), Cummings & Graf (2010), ITIS (2012)
Pleurobema nucleopse — Burch (1975), Turgeon et al. (1988)
Pleurobema georgianum — Williams et al. (2008), Williams et al. (2017), Graf & Cummings (2021)

Unio troschelianus Lea, 1852
Lea, 1852. Trans. Amer. Phil. Soc. 10 [O. 5]: 280 [36], pl. 23, fig. 39.
Lea, 1852. Proc. Amer. Phil. Soc. 5: 252. [nomen nudum]
Type(s): HOLOTYPE USNM_84790, Coosawattee R., Ga.

Pleurobema (s.s.) troschelianus — Simpson (1900)
Pleurobema (s.s.) troschelianum — Simpson (1914)
Pleurobema (s.s.) pulvinulum — Frierson (1927)
Pleurobema pulvinulum — Haas (1969)
Pleurobema troschelianum — Burch (1975), Turgeon et al. (1988), Williams et al. (1993), Parmalee & Bogan (1998), Turgeon et al. (1998), ... Graf & Cummings (2007), Campbell et al. (2008), Cummings & Graf (2010), ITIS (2012), Inoue et al. (2018)
Pleurobema georgianum — Williams et al. (2008), Williams et al. (2017), Graf & Cummings (2021)

Unio favosus Lea, 1856
Lea, 1856. Proc. Acad. Nat. Sci. 8: 262.
Lea, 1858. Jour. Acad. Nat. Sci. 4 [O. 6]: 58, pl. 8, fig. 40.
Type(s): HOLOTYPE USNM_84585, Othcalooga Cr., Ga.

Pleurobema (s.s.) favosa — Simpson (1900)
Pleurobema (s.s.) favosum — Simpson (1914)
Pleurobema georgianum — Ortmann (1923), Burch (1975), Parmalee & Bogan (1998), Williams et al. (2008)
Quadrula (Pleuronaia) georgiana — Frierson (1927), Haas (1969)

Unio irrasus Lea, 1861
Lea, 1861. Proc. Acad. Nat. Sci. 13: 38.
Lea, 1862. Jour. Acad. Nat. Sci. 5 [O. 8]: 91 [95], pl. 13, fig. 239.
Type(s): HOLOTYPE USNM_84637, Etowah R., Ga.

Pleurobema (s.s.) irrasa — Simpson (1900)
Pleurobema (s.s.) irrasum — Simpson (1914)
Pleurobema (s.s.) showalteri — Frierson (1927)
Pleurobema showalterii — Haas (1969)
Pleurobema irrasum — Burch (1975), ITIS (2012)
Pleurobema rubellum — Parmalee & Bogan (1998)
Pleurobema georgianum — Williams et al. (2008)

Unio medius Lea, 1861
Lea, 1861. Proc. Acad. Nat. Sci. 13: 40.
Lea, 1862. Jour. Acad. Nat. Sci. 5 [O. 8]: 78 [82], pl. 10, fig. 227.
Type(s): HOLOTYPE USNM_84794, Coosa R., Ala.

Pleurobema (s.s.) stabilis — Simpson (1900)
Pleurobema (s.s.) stabile — Simpson (1914)
Pleurobema (s.s.) nucleopsis — Frierson (1927)
Pleurobema nucleopsis — Haas (1969)
Pleurobema georgianum — Williams et al. (2008)

Pleurobema georgianmum Haag, 2012
Haag, 2012. N. Amer. Freshw. Mussels: 72.
(error for Unio georgianus Lea, 1841)