MolluscaBase taxon details
original description
(of Helix zonella L. Pfeiffer, 1865) Pfeiffer, L. (1865). Descriptions of seven new species of land shells, from the collection of H. Cuming Esq. <em>Proceedings of the zoological Society of London.</em> 32 (38) [“1864”]: 603–605., available online at https://www.biodiversitylibrary.org/page/28500940 page(s): 604 [details]
basis of record
Bank, R. A.; Neubert, E. (2017). Checklist of the land and freshwater Gastropoda of Europe. Last update: July 16th, 2017. [details] 
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