original description
Arkell, W.J. (1941). The gastropods of the Purbeck Beds. <em>Quarterly Journal of the Geological Society.</em> 97: 79-128., available online at https://doi.org/10.1144/GSL.JGS.1941.097.01-04.04
page(s): 105, fig. 13 [details] Available for editors [request]
additional source
Bandel, K. (1991). Gastropods from brackish and fresh water of the Jurassic-Cretaceous transition (a systematic reevaluation). <em>Berliner Geowissenschaftliche Abhandlungen, Serie A.</em> 134: 9−55, pls. 1−7.
page(s): 34 [details] Available for editors [request]
From editor or global species database
Type locality Ridgeway Hill at Steeple ("Ridgeway, near Weymouth"), Dorset, United Kingdom; Purbeck Formation (Cherty + Marly freshwater beds), early Berriasian, early Cretaceous [details]