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Synchrotron Reveals Early Triassic Odd Couple: Injured Amphibian and Aestivating Therapsid Share Burrow

Figure 3

Virtual longitudinal vertical section of the burrow infill.

The section clearly shows the 4 phases of sedimentary infill (1–4) with the specimens lying on the basal bed. (1) Bottom disrupted layer. (2) First pulse of the flooding event layer of massive sandstone. (3) Second pulse of the flooding event layer of sub-parallel bedding structures. (4) Overlying unit of fine sandstone.

Figure 3