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!

The MUSSEL Project Database is moving to a new server, with a new URL! The new address for this page will be: https://musselpdb.org/fmuotwaolcb/db.php?ty=nomsp&id=10853

Search the database pages:

nominal species Cyclas rykoltii Normand, 1844

Normand, 1844, Nouv. Espèc. Cyclades Valenc.: 7, figs. 5-6.

Taxonomic Opinions

= Calyculina rykoltii Normand — Clessin, 1877

Page updated: 09:24:07 Mon 28 Jul 2025