original description
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): 46 [details]
basis of record
Thompson, F. G. (2011). An annotated checklist and bibliography of the land and freshwater snails of México and Central America. <em>Florida Museum of Natural History Bulletin.</em> 50(1): 1-299. [details] Available for editors [request]
From editor or global species database