Vörös A. szerk.: Fragmenta Mineralogica Et Palaentologica 14. 1989. (Budapest, 1989)

Fig. 3 Simplified lithological columns of the borehole sections studied showing the Nummulites zonation (left) and the bathymétrie "markers" (right). 1= Laevigâtus Zone, 2= Obesus-Baconicus Zone, 3= Lorioli Zone, 4= Perforatus Zone, 5= Millecaput Zone, D= disappearance of Dasycladaceae, G= appearance of glauconite, N= disappearance of Nummulites