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    • Scratch circles from the Ediacaran and Cambrian of Arctic Norway and the Republic of South Africa, with a review of scratch circle ocurrences 

      Jensen, Sören; Högström, Anette; Almond, John E.; Taylor, Wendy L.; Meinhold, Guido; Høyberget, Magne; Ebbestad, Jan Ove R.; Agic, Heda; Palacios, Teodoro (Journal article; Tidsskriftartikkel; Peer reviewed, 2018-07-13)
      Scratch circles - bedding plane parallel sedimentary structures formed by the passive rotation of a tethered organism into the surrounding sediment - are relatively rare in the geological record. Here new occurrences of scratch circles are described from the Ediacaran-Cambrian Stáhpogieddi Formation, Digermulen Peninsula, Arctic Norway, and from the Ediacaran Nudaus and Urusis formations, Nama Group, ...