Supplemental Material: Putative fossils of chemotrophic microbes preserved in seep carbonates from Vestnesa Ridge, off northwest Svalbard, Norway

Detailed methods, supplemental figures showing microfacies context of microstructures and nanoSIMS data correlation plots, as well as supplemental data file including nanoSIMS data, lipid biomarker data, mineralogy, and carbonate stable carbon and oxygen isotope compositions.