1. Basins Research Group (BRG), Department of Earth Science and Engineering, Imperial College, South Kensington Campus, Prince Consort Road, London, SW7 2BP, UK
2. Bureau of Economic Geology, Jackson School of Geosciences, The University of Texas at Austin, University Station, Box X, Austin, Texas 78713-8924, USA
3. Basin and Reservoir Research Group, Department of Earth Science, University of Bergen, Allégaten 41, 5020 Bergen, Norway
4. Museum of Natural History/Department of Earth Science, University of Bergen, Allégaten 41, Postbox 7803, 5007 Bergen, Norway