Traits name details
original description
(of ) Gredler, V. (1877). Mittheilungen aus dem Gebiete der Malakozoologie. <em>Nachrichtsblatt der Deutschen Malakozoologischen Gesellschaft.</em> 9 (1): 1-6. Frankfurt am Main., available online at https://www.biodiversitylibrary.org/page/30977550 page(s): 4 [details]
basis of record
Bank, R. A.; Neubert, E. (2017). Checklist of the land and freshwater Gastropoda of Europe. Last update: July 16th, 2017. [details] 
additional source
Kerney, M. P., Cameron, R. A. D. & Jungbluth, J.-H. (1983). Die Landschnecken Nord- und Mitteleuropas. Ein Bestimmungsbuch für Biologen und Naturfreunde. <em>Verlag Paul Parey.</em> 384 pp., 24 plates. [Summer or later]. Hamburg / Berlin (Paul Parey). page(s): 105 [details] Available for editors 
source of synonymy
Welter-Schultes, F.W. (2012). European non-marine molluscs, a guide for species identification. <em>Planet Poster Editions, Göttingen.</em> A1-A3, 1–679, Q1-Q78. [details]
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