original description
(of Helix besckei Dunker, 1847) Pfeiffer, L. (1847). Diagnosen neuer Heliceen. <em>Zeitschrift für Malakozoologie. Cassel.</em> 4 (1): 12-16 [January 1847]; 4 (2): 31-32 [February 1847]; 4 (5): 65-71 [May 1847]; 4 (6): 81-84 [June 1847] [containing descriptions of species by other authors]., available online at https://www.biodiversitylibrary.org/page/16292006
page(s): 81 [details]
basis of record
Zilch, A. (1983). Die Typen und Typoide des Natur-Museums Senckenberg, 71: Mollusca: Streptaxacea (2): Haplotrematidae, Systrophiidae, Rhytididae, Streptaxidae (Nachträge zu Teil 24). <em>Archiv für Molluskenkunde.</em> 113 (1/6): 117–149; 231–233, Taf. 11–13.
page(s): 121 [details] Available for editors [request]
From editor or global species database
Type locality Brazil, without a precise locality [details]