AncestorThecodontosaurusSaturnaliaAmmosaurusAnchisaurusRiojasaurusMelanorosaurusCamelotiaLessemsaurusJingshanosaurusYunnanosaurusMassospondylusMussaurusColoradisaurusEuskelosaurusPlateosaurusSellosaurusG_sinensisLufengosaurusBlikanasaurusKotasaurusVulcanodonBarapasaurusShunosaurusOsteologyMaximum ParsimonyBased on reanalysis of the original matrix.Barrett_etal_2007ac