| Page last updated
Thu 17 July 2025 |
The Freshwater Mussels (Unionoida) of the World (and other less consequential bivalves)
FM(U)otW(aolcb) is the web version of the MUSSEL Project Database. Follow the links to browse the data or use the custom Google search field. Either way, you win!
Bivalvia | ... | Ambleminae | Quadrulini | Megalonaias nervosa nominal species Unio atrocostatus Reeve, 1864  ‘Lea’ Reeve, 1864. Conch. Icon. 16: pl. 4, sp. 13; errata [changed to ‘U. heros, Say’].
(error for Unio heros Say, 1829; misidentified reference to Unio atrocostatus Lea, 1845)
= Megalonaias nervosa Taxonomic Opinions+ Megalonaias nervosa (Rafinesque, 1820) — Watters et al., 2009 + Megalonaias nervosa (Rafinesque, 1820) — Parmalee & Bogan, 1998 + Megalonaias gigantea gigantea (Barnes, 1823) — Haas, 1969 + Amblema (Megalonaias) gigantea (Barnes, 1823) — Frierson, 1927 + Quadrula (sec. Crenodonta) heros (Say, 1829) — Simpson, 1914 + Quadrula (sec. Crenodonta) heros (Say, 1829) — Simpson, 1900 + Margaron (Unio) multiplicatus (Lea) — Lea, 1870
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