MUSSELpdb

Taxonomy

all genera

Summary

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

Data last updated
Fri 13 February 2026

nominal species Unio sageri Conrad, 1836

Unio sageri Conrad, 1836 = Ligumia recta

Conrad, 1836. Monogr. Fam. Unionidae 1(6): 53, pl. 29, fig. 1.

Taxonomic Opinions

+ Ligumia recta (Lamarck, 1819) — IUCN, 2017: [web].

+ Ligumia recta (Lamarck, 1819) — Watters et al., 2009: 186.

+ Ligumia recta (Lamarck, 1819) — Williams et al., 2008: 427.

+ Ligumia recta (Lamarck, 1819) — Parmalee & Bogan, 1998: 152.

+ Ligumia recta (Lamarck, 1819) — R.I. Johnson, 1980: 96.

+ Ligumia recta (Lamarck, 1819) — Burch, 1975: 172.

+ Ligumia recta recta (Lamarck, 1819) — Haas, 1969: 430.

+ Ligumia (s.s.) recta (Lamarck, 1819) — F.C. Baker, 1928: 255.

+ Lampsilis (Ligumia) recta (Lamarck, 1819) — Frierson, 1927: 70.

+ Ligumia recta (Lamarck, 1819) — Ortmann & Walker, 1922: 59.

= Lampsilis (Eurynia) recta var. sageri (Conrad, 1836) — Simpson, 1914: 96.

+ Lampsilis (sec. Eurynia) rectus Lamarck — Simpson, 1900: 545.

+ Unio rectus Lamarck, 1819 — Call, 1895: 43.

+ Margaron (Unio) rectus (Lam.) — Lea, 1870: 57.

+ Margaron (Unio) rectus (Lam.) — Lea, 1852: 35.

+ Margarita (Unio) rectus Lam. Eat. — Lea, 1838: 23.

= Unio sageri Conrad, 1836 — Conrad, 1836: 53, pl. 29, fig. 1.