Chemostratigraphy (δ13Corg, δ13Cinorg, δ18OPO4) of the phosphate series from the Ouled Abdoun Basin, Morocco: constraints and significance for earliest known African placental mammals

Johan Yans (a), László Kocsis (b), Emmanuel Gheerbrant (c), M’Barek Amaghzaz (d), Baadi Bouya (d), Henri Cappetta (e), Paola Iacumin (f), Mustapha Mouflih (g), Omar Selloum (d), Sevket Sen (c), Corentin Noiret (a) & Jean-Yves Storme (a,h)
(a) Department of Geology, University of Namur, NaGRIDD, 61 rue de Bruxelles, 5000 Namur, Belgium. E-mail: johan.yans@unamur.be (b) Institute of Earth Sciences, Faculty of Geoscience and Environment, University of Lausanne, UNIL - Geopolis, CH-1015 Lausanne, Switzerland. (c) UMR-CNRS 7207, Centre de Recherches sur la Paléobiodiversité et les Paléoenvironnements, MNHN, CP38, 8 rue Buffon, 75005 Paris, France. (d) Groupe Office Chérifien des Phosphates (OCP), Centre Minier de Khouribga, Service Géologique, Khouribga, Morocco. (e) Université Montpellier II, UMR 5554, France. (f) Earth Sciences Department, Parma University, Parco Area delle Scienze 157, 43100 Parma, Italy. (g) Faculty of Sciences Ben M'sik, University Hassan II-Mohammedia, Casablanca, Morocco. (h) Geology Department, Palaeobiogeology-Palaeobotany-Palaeopalynology, University of Liège, allée du 6 Août 17, 4000 Liège Sart-Tilman, Belgium.