Magnetostratigraphy of the Mercia Mudstone Group (Devon, UK): implications for regional relationships and chronostratigraphy in the Middle to Late Triassic of western Europe

Section details and detailed logs of the sampled sections and inferred sequence boundaries, magnetic mineralogy data, demagnetisation behaviour and mean directions, summary of virtual geomagnetic pole data and a comparison to other European poles, construction of other composite reference sections and revised polarity scales.