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Page last updated
Wed 11 Sep 2019

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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nominal species Unio semiquadrata Sowerby, 1866


Sowerby, 1866, Conch. Icon. 16: pl. 48, sp. 258.
Type(s): SYNTYPES BMNH_1968658, Lao Mountains, Camboja.

= Contradens eximius

Taxonomic Opinions

+ Physunio eximius (Lea, 1856) — (He & Zhuang, 2013)
+ Physunio eximius (Lea, 1856) — (IUCN, 2012)
+ Physunio eximius (Lea, 1856) — (Brandt, 1974)
+ Physunio (s.s.) eximius (Lea, 1856) — (Haas, 1969)
+ Physunio (s.s.) eximius (Lea, 1856) — (Haas, 1919)
+ Physunio (Lens) eximius (Lea, 1856) — (Simpson, 1914)
+ Physunio (sec. Lens) eximius (Lea, 1856) — (Simpson, 1900)
- NO OPINION — (Lea, 1870)
= Unio semiquadrata Sowerby, 1866 — (Sowerby, 1866)

Page updated: 11:18:22 Wed 11 Sep 2019

 
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