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Thu 3 September 2025 |
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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Bivalvia | ... | Unionoidea | Unionidae | Ambleminae | Popenaiadini | Sphenonaias plexus nominal species Unio pliciferus var. B minor Fischer & Crosse, 1894  Fischer & Crosse, 1894. Miss. Sci. Mexique, Rech. Zool. 2(16): 581, pl. 69, fig. 4.
(homonym of Unio margaritifer var. minor Rossmässler, 1835; intro'd as intra-sp. of Unio pliciferus Lea, 1838)
Type(s): HOLOTYPE (MONOTYPY) MNHN-IM-2000-1812, Rio Medellin, Mexique.
= Sphenonaias plexus Taxonomic Opinions+ Sphenonaias plexus (Conrad, 1838) — Cummings et al., 2025 + Barynaias plexus (Conrad, 1838) — Haas, 1969 = Unio (sec. Elliptio) plexus var. minor Crosse & Fischer, 1894 — Simpson, 1914 = Unio (Elliptio) pliciferus var. minor Crosse & Fischer, 1894 — Martens, 1900 + — Simpson, 1900 = Unio (Psoronaias) pliciferus var. B, minor Crosse & Fischer, 1894 — Fischer & Crosse, 1894
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