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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 | Popenaiadini | Nephronaias sphenorhyncha

nominal species Unio sphenorhynchus Crosse & Fischer, 1894

Crosse & Fischer, 1894. J. de Conch. 41: 296.
Fischer & Crosse, 1894. Miss. Sci. Mexique, Rech. Zool. 2(16): 617, pl. 66, fig. 2-2a.
Type(s): SYNTYPE MNHN-IM-2000-1792, Mexique.

= Nephronaias sphenorhyncha

Taxonomic Opinions

= Nephronaias sphenorhyncha (Crosse y Fischer, 1893) — Czaja et al., 2023

= Nephronaias sphenorhyncha (Crosse & Fischer, 1893) — Graf & Cummings, 2021

= Nephronaias sphenorhyncha Crosse & Fischer, 1893 — Bogan, 2010

= Nephronaias sphenorhyncha (Crosse & Fischer, 1893) — Graf & Cummings, 2007

= Nephronaias (s.s.) sphenorhynchus (Crosse & Fischer, 1893) — Haas, 1969

= Elliptio (Nephronaias) sphenorhynchus (Crosse & Fischer) — Haas, 1929

= Elliptio (Nephronaias) sphenorhynchus (Crosse & Fischer, 1893) — Frierson, 1927

= Unio (sec. Elliptio) sphenorhynchus Crosse & Fischer, 1893 — Simpson, 1914

= Unio (sec. Elliptio) sphenorhynchus Crosse & Fischer, 1893 — Simpson, 1900

+ Unio (Sphenonaias) acutirostris Lea, 1866 — Martens, 1900

= Unio (Sphenonaias) sphenorhynchus Crosse & Fischer, 1893 — Fischer & Crosse, 1894

 
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