MolluscaBase taxon details
original description
(of Helix chemnitziana L. Pfeiffer, 1845) Pfeiffer, L. (1845). Descriptions of new species of land shells from the collection of H. Cuming, Esq. <em>Proceedings of the Zoological Society of London.</em> 13 (147): 43–45. London [30 September]., available online at https://www.biodiversitylibrary.org/page/12862539
page(s): 43 [details]
original description
(of Helix fluctuata C. B. Adams, 1849) Adams, C. B. (1849). Descriptions of supposed new species and varieties of Helicidae from Jamaica. <em>Contributions to Conchology.</em> 2: 17-32., available online at https://www.biodiversitylibrary.org/page/13796408
page(s): 29 [details]
basis of record
Sei, M., Robinson, D. G., Geneva, A. J. & Rosenberg, G. (2017). Doubled helix: Sagdoidea is the overlooked sister group of Helicoidea (Mollusca: Gastropoda: Pulmonata). <em>Biological Journal of the Linnean Society.</em> 122(4): 697-728., available online at https://doi.org/10.1093/biolinnean/blx082 [details] Available for editors [request]