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Bivalvia | ... | Unionoidea | Unionidae | Ambleminae | Lampsilini | Ortmanniana pectorosa

nominal species Unio biangulatus Lea, 1840

Unio biangulatus Lea, 1840 = Ortmanniana pectorosa

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 pectorosa (Conrad, 1834) — Bieler, 2021

+ Actinonaias pectorosa (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

+ Nephronaias pectorosa (Conrad, 1834) — Ortmann, 1918

+ Lampsilis (s.s.) biangularis (Lea, 1840) — Simpson, 1914

= Lampsilis (s.s.) biangulatus Lea — Simpson, 1900

= Unio biangulatus Lea — Pilsbry & Rhoads, 1896

= Unio (sec. Naidea) biangulatus Lea, 1842 — Paetel, 1890

= Unio biangulatus Lea — B.H. Wright, 1888

= Unio biangulatus Lea — Lewis, 1871

= 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