original description
Maillard, G. (1892). Monographie des mollusques tertiaires terrestres et fluviatiles de la Suisse. Première partie. <em>Mémoires de la Société Paléontologique Suisse.</em> 18, 1-127., available online at https://archive.org/details/MaillardG.1891-MonographieDesMollusquesTertiairesTerrestres
page(s): 97, pl. 6, fig. 20 [details]
additional source
Berger, J.-P. (1998). 'Rochette' (Upper Oligocene, Swiss Molasse): a strange example of a fossil assemblage. <em>Review of Palaeobotany and Palynology.</em> 101(1-4): 95-110., available online at https://doi.org/10.1016/s0034-6667(97)00071-7
page(s): 98 [details] Available for editors [request]
source of synonymy
Wenz, W. (1923-1930). Fossilium Catalogus I: Animalia. Gastropoda extramarina tertiaria. W. Junk, Berlin. Vol. I: 1-352 pp. (1923), Vol. II: 353-736 pp. (1923), Vol. III: 737-1068 pp. (1923), Vol. IV: 1069-1420 pp. (1923), Vol. V: 1421-1734 pp. (1923), Vol. VI: 1735-1862 pp. (1923), Vol. VII: 1863-2230 pp. (1926), Vol. VIII: 2231-2502 pp. (1928), Vol. IX: 2503-2886 pp. (1929), Vol. X: 2887-3014 pp. (1929), Vol. XI: 3015-3387 pp. (1930)., available online at http://biodiversitylibrary.org/bibliography/61839#/summary
page(s): 1699 [details]
From editor or global species database
Type locality Belmont-sur-Lausanne (Rochette cliff) ("Rochette près Lausanne"), Vaud, Switzerland; late Chattian (mammal zone MP 29), late Oligocene [details]