The Upper Cenomanian transgression in the High Moulouya and southern middle Atlas, Morocco by Charrière, A, Andreu, B, Ciszak, R, Kennedy, W, Rossi, A, Vila, J

“…In the Southern Middle Atlas of Morocco, the well-documented Marnes a gypse (Cenomanian) are overlain by the lower part of the Amghourzif Formation, dated as Upper but not uppermost Cenomanian on the basis of benthonic foraminifera of the subfamily Rhapidionininae. …”