original description
Martinson, G. G. (1961). Mezozoiskie i Kaynozoyskie Molluski Kontinentalnykh Otlozheniy Sibirskoy Platformy, Zabaykalya i Mongolii [Mesozoic and Cenozoic Mollusca of the continental deposits of the Sibirican platform, Transbaikalia and Mongolia]. <em>Trudy Baikal'skoi Limnologicheskoi Stantsii [Transactions of Baikalian Limnologic Station].</em> 19:1–332 p., 26 pl. In Russian.
page(s): 194-195, pl. 8, figs 1, 2 [details] Available for editors [request]
From editor or global species database
Type locality Martinson listed several localities ("Zapadnoye Zabaykal'ye - rayon Gusinogo ozera (Tsentral'nyy uchastok - ovrag Ulan-Ganga, Severnyy uchastok - pribortovaya chast'); yugo-vostochnaya Mongoliya - Tugriginskaya vpadina" [Western Transbaikalia - the Gusinoye Lake region (Central section - Ulan-Ganga ravine, Northern section - near-rim part); southeastern Mongolia - Tugrigin depression]), but it is uncertain where the holotype comes from [details]