Trace fossils from the Patquía Formation on the Bordo Atravesado, Sierra de Famatina, La Rioja province.· The sediments have been deposited in a fresh water lake. The trace fossils described herein are Mirandaichnium famatinense gen. et sp. nov .. M. riojanum ichnosp. nov.; Merostomichnites aicuñai ichnosp. nov.; Scolicia sp.; Micatuba paganzoi ichnosp. nov. and Kouphinchnium minusculum ichnosp. nov.
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