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. Author manuscript; available in PMC: 2018 Dec 1.
Published in final edited form as: Nature. 2018 May 30;558(7709):288–291. doi: 10.1038/s41586-018-0163-6

Extended Data Figure 2. Trace fossils in Core 40 Section 1 of IODP Hole M0077A.

Extended Data Figure 2

Discrete burrows in the upper transitional unit and the lower limestone are circled and labelled by the genus. Above the base of the limestone, trace fossils are abundant; representative examples are highlighted in the lower 10 cm of this interval. Ch: Chondrites; Pl: Planolites; Pa: Paleophycus.