Site 897
off Biscaya and Iberia Portugal
Geological Time: Paleogene Eocene Ypresian
the images are published under public domain in the below cited scientific report of the
View of a specimen of Karrerulina horrida (Mjatliuk, 1970)
size about 450µm
The identification is based upon:
Kuhnt, W. and Collins, E.S., 1996: