Palynofacies analysis of the Permian-Triassic transition in the Amb section (Salt Range, Pakistan): Implications for the anoxia on the South Tethyan Margin

► The particulate organic matter from the Permian-Triassic Amb section is described. ► Depositional environments were well oxygenated from Late Permian to middle Dienerian. ► In the Griesbachian abundance of acritarchs suggest high primary productivity.