Taxonomy, phylogeny and stratigraphical ranges of middle Permian pareiasaurs from the Karoo Basin of South Africa - Van den Brandt, Marc J. (University of the Witwatersrand. Evolutionary Studies Institute and School of Geosciences (South Africa)) ; Abdalaa, Fernando (University of the Witwatersrand. Evolutionary Studies Institute and School of Geosciences (South Africa)) ; Benoit, Julien (University of the Witwatersrand. Evolutionary Studies Institute and School of Geosciences (South Africa)) ; Day, Michael Oliver (University of the Witwatersrand. Evolutionary Studies Institute and School of Geosciences (South Africa)) ; Groenewald, David (Institut Català de Paleontologia Miquel Crusafont) ; Rubidge, Bruce (University of the Witwatersrand. Evolutionary Studies Institute and School of Geosciences (South Africa))