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La limite Cénomanien-Turonien dans le Haut Atlas central, Maroc = The Cenomanian-Turonian boundary in the Central High Atlas, Morocco

Ettachfini, El Mostafa ; Souhel, Abdellatif ; Andreu, Bernard ; Caron, Michèle

In: Geobios, 2005, vol. 38, no. 1, p. 57-68

On the northern side of the Central High Atlas, new lithological and biostratigraphical data, especially realized in the Naour syncline, allow us to precise the Cenomanian-Turonian boundary. We recognized in that syncline an apparently complete series, the Ben Cherrou series, that represent the Upper Cenomanian-Turonian interval. We recommend it as the referring section of the Ben Cherrou...