original description
Martinson, G.G. (1957). Mezozoyskiye presnovodnyye mollyuski nekotorykh rayonov Vostochnoy i Tsentral'noy Azii. <em>Trudy Baikal'skoy Limnologicheskoy Stantzii Akademii Nauk SSSR.</em> 15: 262-336.
page(s): 315, pl. 2, figs 5, 6, textfig. 50 [details] Available for editors [request]
basis of record
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): 252-253, pl. 22, figs 28-29 [details] Available for editors [request]
From editor or global species database
Fossil range Age given as "Bainshireinskaya svita" (Baynshire Formation / Baynshirenian; Cenomanian-Santonian according to Tsogtbaatar et al. 2019, PlosONE) in Martinson (1957), but as "Dzunbainskaya svita" (Dzunbain/Dzun-Bain Formation; Aptian-Albian according to Tumanova & Alifanov 2018, Paleont. J.) by Martinson (1961). [details]