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Page last updated
Tue 08 Oct 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 biangulatus Lea, 1840


Lea, 1840, Proc. Amer. Phil. Soc. 1: 288 [as ‘biangularis’].
Lea, 1842, Trans. Amer. Phil. Soc. 8 [O. 3]: 197, pl. 9, fig. 8.
(error for Unio biangularis Lea, 1840)
Type(s): HOLOTYPE USNM_86120, Caney Fork, Tennessee.

= Ortmanniana pectorosa

Taxonomic Opinions

+ Actinonaias pectorosus (Conrad, 1834) — (Williams et al., 2008)
+ Actinonaias pectorosa (Conrad, 1834) — (Parmalee & Bogan, 1998)
+ Lampsilis (s.s.) pectorosa biangularis (Lea, 1840) — (Haas, 1969)
+ Lampsilis (s.s.) pectorosa-biangularis (Lea, 1840) — (Frierson, 1927)
+ Actinonaias pectorosa (Conrad, 1834) — (Ortmann & Walker, 1922)
+ Lampsilis (s.s.) biangularis (Lea, 1840) — (Simpson, 1914)
= Lampsilis (s.s.) biangulatus (Lea, 1840) — (Simpson, 1900)
= Unio (sec. Naidea) biangulatus Lea, 1842 — (Paetel, 1890)
= Margaron (Unio) biangulatus (Lea) — (Lea, 1870)
= Unio biangulatus Lea, 1842 — (Sowerby, 1868)
= Unio biangulatus Lea — (Küster, 1861)
= Unio (Naidea) biangulatus Lea — (Adams & Adams, 1857)
= Unio biangulatus Lea, 1841 — (Conrad, 1853)
= Margaron (Unio) biangulatus (Lea) — (Lea, 1852)

Page updated: 16:16:08 Tue 08 Oct 2019

 
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