Supplement to: Warden, Lisa; Kim, Jung-Hyun; Zell, Claudia; Vis, Geert-Jan; de Stigter, Henko; Bonnin, Jerome; Sinninghe Damsté, Jaap S (2016): Examining the provenance of branched GDGTs in the Tagus River drainage basin and its outflow into the Atlantic Ocean over the Holocene to determine their usefulness for paleoclimate applications. Biogeosciences, 13(20), 5719-5738, https://doi.org/10.5194/bg-13-5719-2016