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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!

Bivalvia | ... | Unionoidea | Unionidae | Unioninae | Unionini | Unio crassus

Genbank Accession MK574273 (COI): voucher & citations
     Unio crassus Philipsson in Retzius, 1788

Voucher/Isolate Data

RMBH_biv_304_8. Russia: European part, Perm Region, Iren River (57.4167°N, 56.9496°E), Volga Basin, Caspian Sea drainage.

Associated Genbank Accessions: 16S: MK574409, 28S: MK574550, COI: MK574273

Taxonomic Opinions/Usage

• Unio crassus Philipsson in Retzius, 1788 — Lopes-Lima et al. (2024)
• Unio crassus — Lyubas et al. (2022)
• Unio cf. courtillieri — Lopes-Lima et al. (2021)
• Unio crassus Retzius, 1788 — Bolotov et al. (2020)