original description
Bourguignat, J.-R. (1862-1863). Malacologie du lac des Quatre-Cantons et de ses environs. Revue et Magasin de Zoologie, (2) 14 (11): 430-444 (> 24 November 1862); (2) 14 (12): 465-477, pl. 18-21 (> 29 December 1862 [= January 1893]; plates dated 1863); and (2) 15 (1): 5-26 (> 29 January 1863, see page 47). Paris. Note: also published 1863 as book: pp. I-VIII + 9-72, pls 1-4. Paris (J.-B. Baillière) [March?].
page(s): 432 [11-12 in reprint] [details]
From editor or global species database
Type locality "dans les bois, entre Lucerne et Littau" [details]