Page last updated
Thu 01 Jun 2023

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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Unionoida | Unionoidea | Unionidae | Ambleminae | Pleurobemini | Pleurobema stewardi

nominal species Unio stewardi utahensis Yen, 1952

Yen, 1952, U.S. Geol. Surv. Prof. Pap. 233-B: 36, pl. 3, figs. 3a-e.
(intro'd as intra-sp. of Unio stewardi White, 1876)

= Pleurobema stewardi

Taxonomic Opinions

= “Unio” stewardi utahensis Yen, 1952 — Evanoff et al., 1998
= Unio stewardi utahensis n. sp. — Yen, 1952

Page updated: 09:01:30 Thu 01 Jun 2023

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