original description
Bourguignat, J.-R. (1882). Bythiospeum ou description d'un nouveau genre de Mollusques aveugles, 1-16. Poissy (S. Lejay)
page(s): 3 [details]
original description
(of Vitrella Clessin, 1877) Clessin, S. (1876-1877). Deutsche Excursions-Mollusken-Fauna. [Auflage 1]. Nürnberg (Bauer & Raspe), 581 + Vorwort (2 pp.). [part 1: 1-144 (1876); part 2: 145-288 (1876); part 3: 289-432 (1877); part 4: 433-581 + Vorwort (2 pp.) (1877)]. , available online at https://www.biodiversitylibrary.org/page/13068305
page(s): 321, 334 [details]
identification resource
Glöer P. (2022). The freshwater gastropods of the West Palaearctis. Identification key, Anatomy, Ecology, Distribution. II. Moitessieriidae, Bythinellidae, Stenothyridae. <em>Hetlingen: The author.</em> 370 pp.
page(s): 115 [details]
From editor or global species database
Distribution This genus is distributed from Germany, France, over Switzerland, N-Italy, Austria, BiH,
Montenegro, Hungary, Romania, and to Bulgaria [details]