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Page last updated
Thu 3 September 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!

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Bivalvia | ... | Unionoidea | Unionidae | Ambleminae | Lampsilini | Delphinonaias largillierti

nominal species Unio planivalvis Morelet, 1851

Morelet, 1851. Test. Nov. 2: 24.
Type(s): LECTOTYPE [AS HOLOTYPE] BMNH_93-2-4-2025 (by R.I. Johnson, 1971: 91), pres du Rio Usumacinta, Dept. Peten, Guatemala.

= Delphinonaias largillierti

Taxonomic Opinions

+ Delphinonaias largillierti (Philippi, 1847) — Cummings et al., 2025

= Delphinonaias planivalvis (Morelet, 1851) — Czaja et al., 2023

+ Delphinonaias largillierti (Philippi, 1847) — Graf & Cummings, 2021

= Delphinonaias planivalvis Morelet, 1851 — Bogan, 2010

= Delphinonaias planivalvis (Morelet, 1851) — Graf & Cummings, 2007

= Lampsilis (Phyllonaias) planivalvis (Morelet, 1851) — Haas, 1969

+ Leptodea paludosa (Morelet, 1849) — Goodrich & van der Schalie, 1937

= Lampsilis (Delphinonaias) planivalvis (Morelet) — Haas, 1929

+ — Frierson, 1927

= Lampsilis (Proptera) planivalvis (Morelet, 1851) — Simpson, 1914

= Lampsilis (Proptera) planivalvis (Morelet, 1851) — Simpson, 1900

= Unio (Metaptera) paludosus var. planivalvis Morelet, 1851 — Martens, 1900

= Unio (Phyllonaias) planivalvis A. Morelet, 1851 — Fischer & Crosse, 1894

+ — Lea, 1870

+ — Lea, 1852
 
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