Page last updated
Wed 1 October 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!

Bivalvia | Unionoida | Unionoidea | Unionidae | Ambleminae | Lampsilini | Cambarunio

species Cambarunio hesperus Watters, 2018: specimens
     1 available nominal species synonym

Recent Taxonomic Opinions

Cambarunio hesperus — Watters (2018), Graf & Cummings (2021), FMCS (2021), Hopper et al. (2023), FMCS (2025)

Range

White, St. Francis, and Meramec rivers, Missouri and Arkansas, USA.

Map of Georeferenced Specimens

USA

OSUM_36104. James River, above railroad crossing at SE edge of Galena. Stone Co., Missouri. USA. 36.79839° N, -93.46265° W.