Figure 6. Palinspastic reconstruction for the onset of the Jurassic. Oil and gas basins: 1) Arctic slope of Alaska, 2) Sverdrup, 3) Kara and Barents Seas, 4) North Sea, 10) Sychuang, 13) Indus R. mouth, 14) Carnarvon, 16) Papua. See Figure 4 for the legend.