The Ediacaran–Cambrian boundary: Evaluating stratigraphic completeness and the Great Unconformity

The Ediacaran–Cambrian transition was a time of marked biological and sedimentary changes, representing a significant evolutionary breakthrough in Earth’s history. Numerous explanations have been posited for these dramatic changes. One view emphasizes an extensive period of widespread continental denudation during the Neoproterozoic followed by extensive reworking of the basement during the early Cambrian, resulting in the formation of what is...