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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Unionoida | Hyrioidea | Hyriidae | Hyriinae | Castaliini | Castalia ambigua

nominal species Unio ambiguus Sowerby & Sowerby, 1821

‘Lamarck’ Sowerby & Sowerby, 1821, Genera of Shells 2: pl. 85, fig. 2.
(reference to Castalia ambigua Lamarck, 1819)

= Castalia ambigua

Taxonomic Opinions

+ Tetraplodon ambiguus Lamarck — Haas, 1916
= Tetraplodon ambiguus (Sowerby, 1823) — Simpson, 1914
= Tetraplodon ambiguus (‘Lamarck’ Sowerby,1823) — Simpson, 1900
+ Margaron (Prisodon) truncatus (Schum.) — Lea, 1870
+ Margaron (Prisodon) truncatus (Schum.) — Lea, 1852
+ Margarita (Unio) ambiguus Lea — Lea, 1838

Page updated: 08:15:29 Tue 01 Jul 2025