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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 | ... | Unionidae | Ambleminae | Popenaiadini | Nephronaias species Nephronaias sphenorhyncha (Crosse & Fischer, 1893): synonymy
28 specimens 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.
Unio (sec. Elliptio) sphenorhynchus — Simpson (1900), Simpson (1914)
Unio (Sphenonaias) acutirostris — Martens (1900)
Elliptio (Nephronaias) sphenorhynchus — Frierson (1927), Haas (1929)
Nephronaias (s.s.) sphenorhynchus — Haas (1969)
Nephronaias sphenorhyncha — Graf & Cummings (2007), Bogan (2010), Graf & Cummings (2021), Czaja et al. (2023) | |
Unio (Nephronaias) ortmanni Frierson, 1913
 Frierson, 1913. Nautilus 27(2): 14, pl. 2.
Frierson, 1927. Check List N. Amer. Naiades: 36 [as ‘E. (Nephronaias) sphenorhynchus Cr. & Fisch. 1893’].
Type(s): PARATYPES MCZ_20916, Conchins River, Guatemala.
Elliptio ortmanni — Ortmann (1921)
Elliptio (Nephronaias) sphenorhynchus — Frierson (1927), Haas (1929)
— Haas (1969) | |
Taxonomic History (since 1900)Unio (sec. Elliptio) sphenorhynchus — Simpson (1900), Simpson (1914)
Unio (Sphenonaias) acutirostris — Martens (1900)
Elliptio ortmanni — Ortmann (1921)
Elliptio (Nephronaias) sphenorhynchus — Frierson (1927), Haas (1929)
Nephronaias (s.s.) sphenorhynchus — Haas (1969)
— Haas (1969)
Nephronaias sphenorhyncha — Graf & Cummings (2007), Bogan (2010), Graf & Cummings (2021), Czaja et al. (2023)
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