original description
Báldi, T. (1973). Mollusc Fauna of the Hungarian Upper Oligocene (Egerian). Studies in Stratigraphy, Palaeoecology, Palaeogeography and Systematics. <em>Akadémiai Kiadó, Budapest.</em> 511 pp.
page(s): 244, pl. 24, fig. 4 [details]
From editor or global species database
Type locality Leányfalu (well Leányfalu-1), Pest, Hungary; early Egerian, late Oligocene [details]