Morphology and preliminary biomechanical interpretation of mandibular sutures in Metoposaurus krasiejowensis (Temnospondyli, Stereospondyli) from the Upper Triassic of Poland - Gruntmejer, Kamil (Opole University. European Centre of Palaeontology (Poland)) ; Konietzko-Meier, Dorota (University of Bonn. Steinmann Institute) ; Bodzioch, Adam (Opole University. Department of Biosystematics. Laboratory of Palaeobiology (Poland)) ; Fortuny, Josep (Institut Català de Paleontologia Miquel Crusafont)