nominal species Cyclas calyculata Stein, 1850

Cyclas calyculata Stein, 1850

Stein, 1850. Schneck. und Muscel. Berlins: 109, pl. 3, fig. 12.
(misidentified reference to Cyclas calyculata Draparnaud, 1806)

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Taxonomic Opinions

+ Calyculina lacustris var. steini A. Schmidt — Clessin, 1877