CaptorhinidaePaleothyrisPetrolacosaurusAraeoscelisCoelurosauravusApsisaurusAcerosodontosaurusYounginaPlanocephalosaurusSquamataProlacertaTrilophosaurusHyperodapedonMegachirella_wachtleriOsteologyMaximum ParsimonyBased on reanalysis of the original matrix.Renesto_et_Bernardi_2014aa