North European Plain Denmark
Geological Time: Cretaceous Upper Cretaceous Maastrichtian
the image is provided by
View of a specimen of Planularia liebusi Brotzen, 1936
The identification is based upon:
Frenzel, Peter, 2000: Die benthischen Foraminiferen der Rügener Schreibkreide (Unter-Maastrichtium, NE-Deutschland). Neue Paläontologische Abhandlungen, 3:
Order at
CPress Verlag Dresden, Germany. Dresden 361 pp. Plate 19, Fig. 9