VAEZNIA, P.; VAHIDI NIA, M.; MOUSAVI NIA, A.; KHOSRAVI, E. The First Report of Fossil Shark Remains in the Aitamir Formation and Determination of Its Precise Age Based on Foraminifera in the Behkadeh Razavi Section, Western Part of the Kopet-Dagh Sedimentary Basin. Iran. J. Ichthyol. 2026, 13, 69-86.