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Trace fossils accompanying soft-bodied fossils of the “Ediacara-like” taphonomic window were discovered in the Middle Cambrian of the St Petersburg Region, Russia (Natalin et al. 2010). Bioturbation is very weak, being represented by a nearly monospecific ichnoassemblage with Diplocraterion isp., which can be a recurrent feature of the ... ................
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