MUSSELpdb
Taxonomy
Species & Genus Richness of
freshwater mussels
by Taxonomy
Species & Genus Richness of
freshwater bivalves
by Family
Geography
Species Richness & Endemism of
freshwater mussels
by Geography
Bivalvia | Unionida | Unionoidea | Unionidae | Ambleminae | Lampsilini | Epioblasma
species Epioblasma arcaeformis (Lea, 1831): synonymy
Synonymy
Unio arcaeformis Lea, 1831
Lea, 1831. Trans. Amer. Phil. Soc. 4 [O. 1]: 116, pl. 17, fig. 44 [as ‘arcæformis’].
IDIOTYPE USNM_84422, Florence, Alabama.
Truncilla (s.s.) arcaeformis — Simpson (1900)
Truncilla (s.s.) (Group of T. arcæformis) arcæformis — Simpson (1914)
Truncilla arcaeformis — Ortmann (1918)
Dysnomia (Truncillopsis) arcaeformis — Ortmann (1924), Ortmann (1925)
Dysnomia (Penita) arcaeformis — Frierson (1927), Haas (1969)
Dysnomia arcaeformis — Stansbery (1970), Burch (1975)
Plagiola (s.s.) arcaeformis — R.I. Johnson (1978)
Plagiola arcaeformis — R.I. Johnson (1980)
Epioblasma arcaeformis — Turgeon et al. (1988), Williams et al. (1993), Bogan (1993), Turgeon et al. (1998), Parmalee & Bogan (1998), ... Williams et al. (2017), Graf & Cummings (2021), FMCS (2021), Hopper et al. (2023), FMCS (2025)
Unio nexus Say, 1831
Say, 1831. Transylvania J. Med. Assoc. Sci. 4: 527.
Say, 1834. Amer. Conch. 1(6): pl. 51.
Truncilla (s.s.) arcaeformis — Simpson (1900)
Truncilla (s.s.) (Group of T. arcæformis) arcæformis — Simpson (1914)
Dysnomia (Penita) arcaeformis — Frierson (1927), Haas (1969)
Plagiola (s.s.) arcaeformis — R.I. Johnson (1978)
Epioblasma arcaeformis — Parmalee & Bogan (1998), Williams et al. (2008)
Taxonomic History (since 1900)
Truncilla (s.s.) arcaeformis — Simpson (1900)
Truncilla (s.s.) (Group of T. arcæformis) arcæformis — Simpson (1914)
Truncilla arcaeformis — Ortmann (1918)
Dysnomia (Truncillopsis) arcaeformis — Ortmann (1924), Ortmann (1925)
Dysnomia (Penita) arcaeformis — Frierson (1927), Haas (1969)
Dysnomia arcaeformis — Stansbery (1970), Burch (1975)
Plagiola (s.s.) arcaeformis — R.I. Johnson (1978)
Plagiola arcaeformis — R.I. Johnson (1980)
Epioblasma arcaeformis — Turgeon et al. (1988), Williams et al. (1993), Bogan (1993), Turgeon et al. (1998), Parmalee & Bogan (1998), ... Williams et al. (2017), Graf & Cummings (2021), FMCS (2021), Hopper et al. (2023), FMCS (2025)
