Eastern side of the Roznow lake
Geological Time: Paleogene Eocene
the SEM image is provided by Dr. hab. Anna Waśkowska,
AGH University of Science and Technology, Faculty of General Geology and Geotourism
to the page of Dr. hab.
View of a specimen of Psammosiphonella cylindrica (Glaessner, 1937)
The identification is based upon:
Waśkowska, A., 2014: The Eocene Hieroglyphic beds and Green shales in the Roznow Lake area (Silesian Nappe, Outer Carpathians) - facies development and biostratigraphy Geology, Geophysics & Environment, Volume 40, Number 1, February 2014 Pages 5 -26 Plate n.a., Fig. 5 C