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
View of a specimen of Bolivina sp. ---
cf. anglica Cushman, 1936
The identification is based upon:
Kiesel, Yvonne, 1970: