Unionoida | Unionoidea | Unionidae | Ambleminae | Lampsilini | Ligumia recta nominal species Unio arquatus Conrad, 1854
Conrad, 1854, Jour. Acad. Nat. Sci. 2(4): 297, pl. 26, fig. 8.
= Ligumia recta Taxonomic Opinions
+ Ligumia recta (Lamarck, 1819) — Watters et al., 2009
+ Ptychobranchus fasciolaris (Rafinesque, 1820) — Watters et al., 2009
+ Ligumia recta (Lamarck, 1819) — Williams et al., 2008
+ Ligumia recta (Lamarck, 1819) — Parmalee & Bogan, 1998
+ Ptychobranchus fasciolaris (Rafinesque, 1820) — Parmalee & Bogan, 1998
+ Ptychobranchus (s.s.) fasciolaris (Rafinesque, 1820) — Haas, 1969
= Ptychobranchus (s.s.) fasciolare-arquatum (Conrad, 1854) — Frierson, 1927
+ Lampsilis (Eurynia) recta (Lamarck, 1819) — Simpson, 1914
+ Lampsilis (sec. Eurynia) rectus Lamarck — Simpson, 1900
= Unio arquatus Con. — B.H. Wright, 1888
+ Margaron (Unio) rectus (Lam.) — Lea, 1870
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