Algal Biozonation of Fahliyan Formation (Neocomian) in the Zagros Basin, Iran

The Lower Cretaceous Faliyan Formation (Neocomian) of the Zagros Mountains consists of shale and limestone, deposited on a gentle deep carbonate ramp. The Faliyan Formation expands over a vast area in Fars and Northeast of Khuzestan provinces. The Formation, in this regions, conformably overlain by Gadvan Formation and underlain by the Hith and Surmeh formations in the subsurface and outcrop sections, respectively. Towards to Southest of Khuzestan, this carbonate dominated formation changes to shaly Garu Formation.