Maps of eroded thicknesses of Triassic, Jurassic and Cretaceous sediments: (a) eroded thickness of the Triassic; (b) Lower and Middle Jurassic; (c) Upper Jurassic; (d) Lower Cretaceous; and (e) Upper Cretaceous. Maps of eroded thicknesses of Triassic, Jurassic and Cretaceous sediments: (a) eroded thickness of the Triassic; (b) Lower and Middle Jurassic; (c) Upper Jurassic; (d) Lower Cretaceous; and (e) Upper Cretaceous. Areas that are not affected by erosion are shown in a dark brown colour. The same colour bar is used for all maps. Jashar Arfai, and Rüdiger Lutz Petroleum Geology Conference series 2018;8:67-86 © 2018 The Author(s). Published by the Geological Society, London