original description
(of Helix patesensis L. Pfeiffer, 1859) Pfeiffer, L. (1859). Descriptions of twenty-seven new species of land-shells, from the collection of H. Cuming, Esq. <em>Proceedings of the Zoological Society of London.</em> 27 (385): 23–29, pls 43–44. London [30 June]., available online at https://www.biodiversitylibrary.org/page/32274429
page(s): 24, pl. 43, fig. 6 [details]
basis of record
Ramírez, R.; Paredes, C.; Arenas, J. (2003). Moluscos del Perú. <em>Revista de Biologia Tropical.</em> 51(supplement 3): 225-284. [details] Available for editors [request]
From editor or global species database