original description
Ihering, H. von. (1892). Morphologie und Systematik des Genitalapparates von <i>Helix</i> (Erster Theil). <em>Zeitschrift für Wissenschaftliche Zoologie.</em> 54 (1/2): 386-423, pl. 18-19. Leipzig [15 July]., available online at https://biodiversitylibrary.org/page/43282273
page(s): 401 [details]
basis of record
Bank, R. A. (2017). Classification of the Recent terrestrial Gastropoda of the World. Last update: July 16th, 2017. [details]
From editor or global species database