North European Plain Germany
Project: Glacial erratics
Geological Time: Cretaceous Upper Cretaceous Maastrichtian
The material was sampled, processed and the picked specimen was provided by Dr.
The identification is based upon:
, : Hagenow, K. F. von. (1842). Monographie der Rügen'schen Kreide-Versteinerungen. III Abtheilung : Mollusken. Neues Jahrbuch für Mineralogie, Geognosie, Geologie und Petrefaktenkunde. 528-575, pl. 9. Plate , Fig.