Traits taxon details
original description
(of Gyraulus (Gyraulus) acuticarinatus vleminckxae A. W. Janssen, 1980 †) Janssen, A. W. (1980). A mollusc-fauna with <em>'Pseudamnicola' helicella</em> (Braun) from the Atuatuca Formation (Oligocene) at St.-Truiden (Belgium, Province of Limburg). <em>Mededelingen van de Werkgroep voor Tertiaire en Kwartaire Geologie.</em> 17(2): 43-55., available online at https://natuurtijdschriften.nl/pub/521043 page(s): 48-49, pl. 2, figs 11-12 [details] Available for editors
basis of record
Marquet, R.; Lenaerts, J.; Karnekamp, C.; Smith, R. (2008). The molluscan fauna of the Borgloon Formation in Belgium (Rupelian, Early Oligocene). <em>Palaeontos.</em> 12: 1-100. page(s): 70, pl. 18, fig. 3 [details]
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