Devonian and basal Carboniferous of the allochthonous nappes at Mrirt (eastern part of Western Meseta) – review and new data

This document is an update of the Devonian and Carboniferous series of the Mrirt area (eastern part of the western Moroccan Meseta), with new data and their implications for a better knowledge of the preparation of the Hercynian/Variscan orogeny in Morocco