Late chalk

Article

July 5, 2022

Late Cretaceous - the Younger Cretaceous Age, lasting 34.5 million years (from 100.5 to 66.0 million years ago). It is divided into six centuries: cenoman, turon, cognac, santon, campan and Maastricht. The chronostratigraphic counterpart of the Late Cretaceous Age is the Upper Chalk branch. It is divided into six floors: Cenomanian, Turonian, Cognac, Santon, Campan and Maastricht.

External Links

ICS-Chart / Time Scale (English). International Commission of Stratigraphy. [accessed on 2015-08-28]. Ronald Blakey: K-T (Ma 65). In: Mollewide Plate Tectonic Maps [on-line]. Colorado Plateau Geosystems, Inc .. [accessed 2015-08-28]. [archived from this address (2015-09-08)]. Ronald Blakey: Late Cretaceous (90 Ma). In: Mollewide Plate Tectonic Maps [on-line]. Colorado Plateau Geosystems, Inc .. [accessed 2015-08-28]. [archived from this address (2015-09-08)].