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Page last updated
Wed 1 October 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!

Search the database pages:

Bivalvia | ... | Unionoidea | Unionidae | Ambleminae | Pleurobemini | Elliptio producta

nominal species Unio nasutus Conrad, 1838

‘Say’ Conrad, 1838. Monogr. Fam. Unionidae 2(11): 38, pl. 18, fig. 1 [upper]. [in part]
Conrad, 1838. Monogr. Fam. Unionidae 2(11): back cover correginda [as ‘U. fisherianus Lea’].
(misidentified reference to Unio nasutus Say, 1817)

= Elliptio producta

Taxonomic Opinions

+ Elliptio (s.s.) productus (Conrad, 1834) — Haas, 1969

+ Elliptio (s.s.) productus (Conrad, 1836) — Frierson, 1927

+ Unio (sec. Elliptio) fisherianus Lea, 1838 — Simpson, 1914

+ Unio (sec. Elliptio) fisherianus Lea, 1838 — Simpson, 1900

+ Unio nasutus Say — Küster, 1861

+ Unio fisherianus Lea, 1838 — Conrad, 1853

+ Unio nasutusDe Kay, 1843

 
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