Unionoida | Unionoidea | Unionidae | Ambleminae | Popenaiadini | Barynaias opacata nominal species Unio opacatus Crosse & Fischer, 1894
Crosse & Fischer, 1894, J. de Conch. 41: 295.
Fischer & Crosse, 1894, Miss. Sci. Mexique, Rech. Zool. 2(16): 592, pl. 66, figs. 1-1a.
Type(s): SYNTYPE MNHN-IM-2000-1755, Mexique.
= Barynaias opacata Taxonomic Opinions
= Barynaias opacata (Crosse & Fischer, 1894) — Czaja et al., 2023
= Barynaias opacata (Crosse & Fischer, 1893) — Graf & Cummings, 2021
= Barynaias opacata Crosse & Fischer, 1893 — Bogan, 2010
= Barynaias opacata (Crosse & Fischer, 1893) — Graf & Cummings, 2007
= Elliptio opacata Crosse y Fischer, 1893 — Contreras-Arquieta, 2000
= Barynaias opacatus (Crosse & Fischer, 1893) — Haas, 1969
= Elliptio (Barynaias) opacatus (Crosse & Fischer, 1893) — Frierson, 1927
= Unio (sec. Elliptio) opacatus Crosse & Fischer, 1893 — Simpson, 1914
= Unio (sec. Elliptio) opacatus Crosse & Fischer, 1893 — Simpson, 1900
= Unio (Elliptio) opacatus Crosse & Fischer, 1893 — Martens, 1900
= Unio (Uniomerus) opacatus Crosse & Fischer, 1893 — Fischer & Crosse, 1894
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