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Data last updated
Mon 1 Dec 2025

Bivalvia | ... | Unionoidea | Unionidae | Ambleminae | Lampsilini | Ortmanniana ligamentina

nominal species Mya gravis Wood, 1828

Mya gravis Wood, 1828 = Ortmanniana ligamentina

Wood, 1828. Suppl. Index Testac.: 3, pl. 1, sp. 6.
Hanley in Wood & Hanley, 1856. Index Testac.: 199, pl. 1, fig. 6.

= Ortmanniana ligamentina

Taxonomic Opinions

+ Actinonaias ligamentina (Lamarck, 1819) — Williams et al., 2008

+ Actinonaias ligamentina (Lamarck, 1819) — Parmalee & Bogan, 1998

+ Lampsilis (Ortmanniana) carinata carinata (Barnes, 1823) — Haas, 1969

+ Lampsilis (Ortmanniana) carinata (Barnes, 1823) — Frierson, 1927

+ Lampsilis (Eurynia) ligamentina (Lamarck, 1819) — Simpson, 1914

+ Lampsilis (sec. Eurynia) ligamentinus Lamarck — Simpson, 1900

+ Margaron (Unio) ligamentinus (Lam.) — Lea, 1870

+ Unio crassus Say — Sowerby, 1866

+ Margaron (Unio) ligamentinus (Lam.) — Lea, 1852

+ Unio crassus Say — Hanley, 1843

+ Margarita (Unio) crassus Say. Bar. — Lea, 1838

+ Margarita (Unio) crassus (Say, 1817) — Lea, 1836

+ Unio crassus Say, Raf. — Ferussac, 1835

= Mya gravis Wood, 1828 — Wood, 1828

+ Unio cariosus Say, 1817 — Wood, 1828

 
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