Le Silurien de la rgion d Oulad Abbou Meseta
The Oued Cheguigua Silurian succession outcrops some of 50 km southwest of the Casablanca city in the Oulad Abbou Syncline which is a part of the Moroccan Coastal Meseta domain Fig 1 This succession which reaches 282 m in thickness rests on Upper Ordovician siliciclastic deposits and is overlain by Lower Devonian carbonates [4] [9] [18] [23]