<p>Trace fossils in the High Head Member display disparity thus far unique in lower Cambrian (upper Terreneuvian–Series 2) deep-water sedimentary rocks. This disparity is likely not because the organisms making trace fossils did not exist in other places but instead a result of the special preservation conditions—big exposures of tops of beds made of sediments of the right grain size and under modern-day weathering conditions that gradually are exposing trace fossils that would otherwise not be preserved or observable.</p>

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The High Head Member (Church Point Formation, Goldenville Group, Meguma terrane, Nova Scotia) revisited: new information on relevance for early deep-water colonization

  • Chris E. White,
  • Sören Jensen,
  • Sandra M. Barr

摘要

Trace fossils in the High Head Member display disparity thus far unique in lower Cambrian (upper Terreneuvian–Series 2) deep-water sedimentary rocks. This disparity is likely not because the organisms making trace fossils did not exist in other places but instead a result of the special preservation conditions—big exposures of tops of beds made of sediments of the right grain size and under modern-day weathering conditions that gradually are exposing trace fossils that would otherwise not be preserved or observable.