SeymouriidaeSynapsidaParareptiliaCaptorhinidaeAraeoscelidiaRhynchocephaliaSquamataProlacertaTrilophosaurusRhynchosauriaArchosauriformesClaudiosaurusCoelurosauravusKuehneosauridaeAcerosodontosaurusTangasaurusYounginaThadeosaurusLanthanolaniaOrovenatorSophinetaPamelinaTanystropheusChoristoderaMacrocnemusHovasaurusPachypleurosaursSimosaurusPlacodusPistosauridaeAskeptosaurusClaraziaThalattosaurusHelveticosaurusLargocephalosaurusSinosaurosphargisWumengosaurusNanchangosaurusHupehsuchusChaohusaurusUtatsusaurusEusaurosphargis_dalsassoiOsteologyMaximum ParsimonyBased on reanalysis of the original matrix.Scheyer_etal_2017ab