Traits taxon details
original description
(of ) Pfeiffer, L. (1846). Kritische Revision der in Sowerby's Thesaurus beschriebenen Arten von <i>Cyclostoma</i>. <em>Zeitschrift für Malakozoologie.</em> 3(2): 29–32 [February]; 3(3): 33–48 [March]., available online at https://www.biodiversitylibrary.org/page/16291823 page(s): 38; note: nom. nov. pro Cyclostoma helicoides Sowerby, 1843 non Grateloup, 1841 [details]
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