Nouvelle zonation aux cystes de dinoflagellés du campanien au Danien dans le Nord et L'est de la Belgique et dans le sud est des Pays Bas

New Campanian to Danian dinoflagellate cyst zonation in the North and East of Belgium and the South-East of the Netherlands. The palynological study of 75 samples from Campanian to Danian chalks in the Hallembaye quarry, the Turnhout borehole (Belgium), and in the Beutenaken quarry (the Netherlands) shows that the material is well preserved and exceptionally rich in species and specimens, and provides a high biostratigraphic resolution. These deposits were subdivided in nine interval-zones, eleven subzones and four zonules. Among them eight zones, ten subzones and two zonules are newly defined... Mehr ...