Bivalvia | Unionida | Unionoidea | Unionidae | Ambleminae | Pleurobemini | Fusconaia
7 specimens + 7 GenBank vouchers

Conrad, 1838. Monogr. Fam. Unionidae 2(11): 95, pl. 52.
Conrad, 1853. Proc. Acad. Nat. Sci. 6: 246.
Type(s): LECTOTYPE ANSP_41644, New Orleans, La.
Quadrula (sec. Fusconaia) cerina — Simpson (1900), Simpson (1914)
Fusconaia cerina — Ortmann (1912), Turgeon et al. (1988), Williams et al. (1993), Vidrine (1993), Rosenberg et al. (1994), ... Johnson et al. (2023), Hopper et al. (2023), Hauck et al. (2023), FMCS (2025), Campbell & Lydeard (2026)
Quadrula (Fusconia [sic]) flava — Frierson (1927)
Fusconaia flava flava — Haas (1969)
Fusconaia flava — R.I. Johnson (1980), Howells et al. (1996)

Lea, 1861. Proc. Acad. Nat. Sci. 13: 59.
Lea, 1862. Jour. Acad. Nat. Sci. 5 [O. 8]: 77 [81], pl. 9, fig. 226.
Type(s): HOLOTYPE USNM_84577, Cahawba R., Ala.
Quadrula (sec. Fusconaia) glandacea — Simpson (1900), Simpson (1914)
Quadrula (Fusconia [sic]) glandacea — Frierson (1927)
Fusconaia glandacea — Haas (1969)
Fusconaia cerina — Williams et al. (2008)

Lea, 1861. Proc. Acad. Nat. Sci. 13: 59.
Lea, 1862. Jour. Acad. Nat. Sci. 5 [O. 8]: 76 [80], pl. 9, fig. 225.
Type(s): HOLOTYPE USNM_84382, Big Prairie Cr., Ala.
Quadrula (sec. Fusconaia) rubida — Simpson (1900), Simpson (1914)
Quadrula (Fusconia [sic]) flava-negata — Frierson (1927)
Fusconaia flava negata — Haas (1969)
Fusconaia cerina — Williams et al. (2008)

Lea, 1861. Proc. Acad. Nat. Sci. 13: 40.
Lea, 1862. Jour. Acad. Nat. Sci. 5 [O. 8]: 95 [99], pl. 14, fig. 244.
Type(s): HOLOTYPE USNM_84381, Columbus, Tombigbee R., Miss.
Quadrula (sec. Fusconaia) rubida — Simpson (1900), Simpson (1914)
Quadrula (Fusconia [sic]) hebetata — Frierson (1927)
Fusconaia hebetata — Haas (1969)
Fusconaia flava — Burch (1975), R.I. Johnson (1980)
Fusconaia cerina — Williams et al. (2008)

Frierson, 1905. Nautilus 19(2): 14, pl. 1, figs. 3-4.
Type(s): HOLOTYPE UMMZ_113535, North River, Tyner, Tuscaloosa Co., Alabama.
Quadrula (sec. Fusconaia) rubidula — Simpson (1914)
Quadrula (Fusconia [sic]) rubidula — Frierson (1927)
Fusconaia rubidula — Haas (1969), Graf & Cummings (2007), Cummings & Graf (2010)
Fusconaia cerina — Williams et al. (2008), Graf & Cummings (2021)

Simpson, 1914. Descr. Cat. Naiades: 877.
Type(s): LECTOTYPE USNM_159959, Tombigbee R., Moscow, Ala.
Quadrula (sec. Fusconaia) castanea — Simpson (1914)
Quadrula (Fusconia [sic]) flava-nasuta — Frierson (1927)
Fusconaia cerina — Williams et al. (2008)
Quadrula (sec. Fusconaia) cerina — Simpson (1900), Simpson (1914)
Quadrula (sec. Fusconaia) rubida — Simpson (1900), Simpson (1914)
Quadrula (sec. Fusconaia) glandacea — Simpson (1900), Simpson (1914)
Fusconaia cerina — Ortmann (1912), Turgeon et al. (1988), Williams et al. (1993), Vidrine (1993), Rosenberg et al. (1994), ... Johnson et al. (2023), Hopper et al. (2023), Hauck et al. (2023), FMCS (2025), Campbell & Lydeard (2026)
Quadrula (sec. Fusconaia) rubidula — Simpson (1914)
Quadrula (sec. Fusconaia) castanea — Simpson (1914)
Quadrula (Fusconia [sic]) hebetata — Frierson (1927)
Quadrula (Fusconia [sic]) rubidula — Frierson (1927)
Quadrula (Fusconia [sic]) flava — Frierson (1927)
Quadrula (Fusconia [sic]) flava-negata — Frierson (1927)
Quadrula (Fusconia [sic]) flava-nasuta — Frierson (1927)
Quadrula (Fusconia [sic]) glandacea — Frierson (1927)
Fusconaia hebetata — Haas (1969)
Fusconaia rubidula — Haas (1969), Graf & Cummings (2007), Cummings & Graf (2010)
Fusconaia flava flava — Haas (1969)
Fusconaia flava negata — Haas (1969)
Fusconaia glandacea — Haas (1969)
Fusconaia flava — Burch (1975), R.I. Johnson (1980), Howells et al. (1996)