Page last updated
Fri 05 May 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!

This page documents data for Yen (1951), such as genera and species attributed to that publication (including known misspellings, misidentifications, and other unavailable names) as well as taxonomic opinions, if available. Taxonomic opinions refer to uses of genera and species as valid and invalid in that work.

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Publication information

Yen, T.-C. 1951. Fresh-water mollusks of Cretaceous Age from Montana and Wyoming. U.S. Geol. Surv. Prof. Pap. 233-A: 1-20.

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Taxonomic Opinions

Protelliptio douglassi (Stanton)

Sulcatapex cretaceus Yen

Unio farri Stanton

Unio natosini McLearn

Page updated: 07:52:14 Fri 05 May 2023

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