Traits taxon details
original description
(of Vallonia subcyclophorella var. major Gottschick, 1920 †) Gottschick, F. (1920). Die Land- und Süßwassermollusken des Tertiärbeckens von Steinheim am Aalbuch. 4. Fortsetzung. <em>Archiv für Molluskenkunde.</em> 52(2): 49-66., available online at https://www.biodiversitylibrary.org/page/35617283 page(s): 54-58, pl. 2, fig. 4 [details]
basis of record
Gerber, J. (1996). Revision der Gattung <i>Vallonia</i> Risso 1826 (Mollusca: Gastropoda: Valloniidae). <em>Schriften zur Malakozoologie.</em> 8: 1-227. Cismar [20 February]. page(s): 150-154, textfigs 3y, 58a, b, 59, 60 [details] Available for editors 
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