original description
Held, F. (1837-1838). Notizen über die Weichthiere Bayerns. Isis (Oken), 30 (4): 303-309 (1837); 30 (12): 901-919 (1838). Leipzig., available online at https://biodiversitylibrary.org/page/27411580
page(s): 305 [details]
basis of record
Vinarski, M. V.; Kantor, Yu. I. (2016). Analytical catalogue of fresh and brackish water molluscs of Russia and adjacent countries. A. N. Severtsov Institute of Ecology and Evolution of Russian Academy of Science, Moscow, 544 pp. [details] Available for editors [request]
From editor or global species database
Type locality Germany, Bavaria (judging from the title of Held’s paper) [details]