MolluscaBase taxon details
original description
(of Helicodonta involuta var. angitorta Jooss, 1912 †) Jooss, C.H. (1912). Neue Landschnecken aus dem Obermiocän von Steinheim am Aalbuch in Württemberg. <em>Nachrichtsblatt der Deutschen Malakozoologischen Gesellschaft.</em> 44(1): 30-45., available online at https://www.biodiversitylibrary.org/page/15107739
page(s): 34, pl. 2, figs 3-3a [details]
basis of record
Salvador, R. B.; Höltke, O.; Rasser, M. W.; Kadolsky, D. (2016). Annotated type catalogue of the continental fossil gastropods in the Staatliches Museum für Naturkunde Stuttgart, Germany. <em>Palaeodiversity.</em> 9(1): 15-70., available online at https://doi.org/10.18476/pale.v9.a3
page(s): 19, pl. 1, figs 7a-c [details]