found in material from the claypit
Doberg
North European Plain Germany
Geological Time: Paleogene Oligocene Chattian
sample provided by
scale bar 100 µm
The identification is based upon:
, : Roemer, F. A. (1838). Cephalopoden des Nord-Deutschen tertiaren Meersandes. Neues Jahrbuch fur Mineralogie, Geognosie, Geologie und Petrefakten-Kunde. 381-394. Plate , Fig.