Bivalvia | Unionida | Unionoidea | Unionidae | Ambleminae | Lampsilini | Epioblasma
1 specimen + 2 GenBank vouchers

Wilson & Clark, 1914. U.S. Bur. Fisher. Doc. (781): 46, pl. 1, fig. 1.
Type(s): LECTOTYPE UMMZ_90729 (by R.I. Johnson, 1978: 272), East Fork Stones River, Walterhill, Rutherford Co., Tennessee.
Truncilla walkeri — Ortmann (1918)
Dysnomia (Pilea) florentina walkeri — Ortmann (1924), Ortmann (1925)
Dysnomia (Capsaeformis) walkeri — Frierson (1927), Haas (1969)
Dysnomia florentina — Stansbery (1970)
Plagiola (Torulosa) florentina — R.I. Johnson (1978)
Epioblasma walkeri — Turgeon et al. (1988), Williams et al. (2017), Graf & Cummings (2021), FMCS (2021), Hopper et al. (2023), FMCS (2025)
Epioblasma florentina walkeri — Williams et al. (1993), Turgeon et al. (1998), Buhay et al. (2002), Cicerello & Schuster (2003), Jones et al. (2004), Campbell et al. (2005), Zanatta & Murphy (2006), Jones et al. (2006), Zanatta & Murphy (2008), Jones & Neves (2010), ITIS (2012), Klymus et al. (2020)
Epioblasma florentina — Parmalee & Bogan (1998), Williams et al. (2008)
Truncilla walkeri — Ortmann (1918)
Dysnomia (Pilea) florentina walkeri — Ortmann (1924), Ortmann (1925)
Dysnomia (Capsaeformis) walkeri — Frierson (1927), Haas (1969)
Dysnomia florentina — Stansbery (1970)
Plagiola (Torulosa) florentina — R.I. Johnson (1978)
Epioblasma walkeri — Turgeon et al. (1988), Williams et al. (2017), Graf & Cummings (2021), FMCS (2021), Hopper et al. (2023), FMCS (2025)
Epioblasma florentina walkeri — Williams et al. (1993), Turgeon et al. (1998), Buhay et al. (2002), Cicerello & Schuster (2003), Jones et al. (2004), Campbell et al. (2005), Zanatta & Murphy (2006), Jones et al. (2006), Zanatta & Murphy (2008), Jones & Neves (2010), ITIS (2012), Klymus et al. (2020)
Epioblasma florentina — Parmalee & Bogan (1998), Williams et al. (2008)