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): 161, pl. 9, fig. 31 [details]
From editor or global species database
Type locality Hoheneggelsen, Lower Saxony, Germany [details]