found in rounded chalk pieces on the Southeastern beach of the island Düne
Helgoland
Greater North Sea Germany
Geological Time: Cretaceous Upper Cretaceous
the images are made by Dieter Ketelsen,
the material is provided by Peter Schumacher,
The identification is based upon:
Koch, Wilhelm, 1977: Stratigraphie der Oberkreide in Nordwestdeutschland (Pompeckjsche Scholle), Teil 2: Biostratigraphie der Oberkreide und Taxonomie von Foraminiferen. in Geologisches Jahrbuch, A38: 11-123. 114 pp. Plate 4, Fig. 1-4