Multiple Orbitoides d’Orbigny lineages in the Maastrichtian? Data from the Central Sakarya Basin (Turkey) and Arabian Platform successions (Southeastern Turkey and Oman)

Ercan Özcan^*, Ali Osman Yücel, Rita Catanzariti, Sibel Kayğılı, Aral I. Okay, Michael D. Simmons, Johannes Pignatti, İftikhar Ahmed Abbasi, Ümitcan Erbil

^*المؤلف المقابل لهذا العمل