found in rocks from the gravel-pit at Kücknitz,
Luebeck
North European Plain Germany
Geological Time: Paleogene Eocene
Heiligenhafener Kieselgestein
the image is made by Michael Hesemann,
the raw material is provided by
The identification is based upon:
Rexhäuser, H., 1966: Das Eozän vom Hohen Ufer bei Heiligenhafen. Berichte der Naturhistorischen Gesellschaft 110, Hannover pages 23-42 Plate , Fig. 4.11