original description
(of Helix hedenborgi L. Pfeiffer, 1846) Pfeiffer, L. (1846). Descriptions of thirty-six new species of <i>Helix</i>, belonging to the collection of H. Cuming, Esq. <em>Proceedings of the Zoological Society of London.</em> 13: 126-133 ("1845")., available online at https://www.biodiversitylibrary.org/page/12862622
page(s): 132 [details]
original description
(of Helix oxygyra Charpentier, 1847) Charpentier, J. de. (1847). Uebersicht der durch Herrn Edm. Boissier von einer Reise nach Palästina mit zurückgebrachten Conchylien. <em>Zeitschrift für Malakozoologie.</em> 4 (9): 129-144. Cassel [30 September]., available online at https://www.biodiversitylibrary.org/page/16292122
page(s): 131 [details]
basis of record
Neubert, E. & Bariche, M. (2013). On the Monacha species of Lebanon (Gastropoda, Hygromiidae). ZooKeys, 311: 1-18. Sofia [20 June]. [details]
From editor or global species database