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Université de Fribourg

The global bio-events at the Cenomanian-Turonian transition in the reduced Bahloul Formation of Bou Ghanem (central Tunisia)

Robaszynski, Francis ; Zagrarni, Mohamed Faouzi ; Caron, Michèle ; Amédro, Francis

In: Cretaceous Research, 2010, vol. 31, no. 1, p. 1-15

In central Tunisia, the thickness of the Bahloul Formation varies generally between 20 to 40 m such as for example, respectively, at wadi Smara near Kalaat Senan and at wadi Bahloul near Maktar. The thickness is also of several tens metres at Koudiat el Azreg near Jerissa and at Tajerouine. In these sites where the thickness of the Bahloul Formation is dilated, in addition to five geochemical...