10.1130/2013298 A. Baldanza A. Baldanza et al. et al. Supplemental material: Enigmatic, biogenically induced structures in Pleistocene marine deposits: A first record of fossil ambergris Geological Society of America 2013 Geoscience 2013-01-01 00:00:00 Journal contribution https://gsapubs.figshare.com/articles/journal_contribution/Supplemental_material_Enigmatic_biogenically_induced_structures_in_Pleistocene_marine_deposits_A_first_record_of_fossil_ambergris/12530141 GSA Data Repository Item 2013298, Geology. File size: about 3187 KB.