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=10852
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nominal species Cyclas calyculata Stein, 1850
Stein, 1850, Schneck. und Muscel. Berlins: 109, pl. 3, fig. 12.
(misidentified reference to Cyclas calyculata Draparnaud, 1806)
Taxonomic Opinions
+ Calyculina lacustris var. steini A. Schmidt — Clessin, 1877
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