original description
Roemer, F. A. (1835-1836). Die Versteinerungen des Norddeutschen Oolithen-Gebirges. Hahn, Hannover, 218 pp. + 16 pls. [pp. i-vi + 1-74, pl. 1-12 (1835), pp. 75-218, pl. 13-16 (1836)]., available online at https://www.biodiversitylibrary.org/page/50760910
page(s): 95, pl. 5, figs 11, 12 [details]
additional source
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): 183, pl. 4, figs 5, 6 [details] Available for editors [request]
From editor or global species database
Type locality Borgloh ["Borglohe"] and Rehburg, Lower Saxony, Germany [details]