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Unio brevidens Lea, 1831

Lea, 1831. Trans. Amer. Phil. Soc. 4 [O. 1]: 75, pl. 6, fig. 6.
Type(s): IDIOTYPE USNM_85349A, Nashville, Tenn.

Truncilla (s.s.) brevidens — Simpson (1900), Simpson (1914)
Unio brevidens — de Gregorio (1914)
Truncilla brevidens — Vanatta (1915)
Truncilla interrupta — Ortmann (1918)
Dysnomia (Truncillopsis) brevidens — Ortmann & Walker (1922), Ortmann (1924), Ortmann (1925)
Dysnomia (Penita) brevidens — Frierson (1927), Haas (1969)
Plagiola interruptus — Morrison (1969)
Dysnomia brevidens — Burch (1975)
Plagiola (s.s.) interrupta — R.I. Johnson (1978)
Epioblasma brevidens — Turgeon et al. (1988), Williams et al. (1993), Turgeon et al. (1998), Parmalee & Bogan (1998), Lydeard et al. (1999), ... Klymus et al. (2020), Graf & Cummings (2021), FMCS (2021), Hopper et al. (2023), FMCS (2025)

Unio interruptus ‘Rafinesque’ of Authors

‘Rafinesque’ of Authors.
Conrad, 1834. New Fresh-Water Shells: 69.
Say, 1834. Amer. Conch. 6: ??.
Ferussac, 1835. Mag. Zool. 5(59-60): 28.
Conrad, 1838. Monogr. Fam. Unionidae 1(10): 88, pl. 48.
Reeve, 1864. Conch. Icon. 16: pl. 14, sp. 56.
(misidentified reference to Obliquaria (Plagiola) interrupta Rafinesque, 1820)

Truncilla (s.s.) brevidens — Simpson (1900), Simpson (1914)
Dysnomia (Penita) brevidens — Frierson (1927), Haas (1969)
Dysnomia brevidens — Burch (1975)
Epioblasma brevidens — Parmalee & Bogan (1998)