AncestorCaptorhinidaeTestudinesAraeoscelidiaYounginiformesKuehneosauridaeRhynchocephaliaSquamataRhynchosauriaProlacertiformesTrilophosaurusChoristoderaArchosauriformesClaudiosaurusAnaroDactyloSerpiano_dash_NeusticoSimosaurusNothosaurusLariosaurusCorosaurusCymatosaurusGermanosaurusPistosaurusPlacodusChincheniaKwangsisaurusSanchiaosaurusCyamodusAugustasaurusPlesiosaurusKeichousaurusWumengosaurusOdontochelysOsteologyMaximum ParsimonyBased on reanalysis of the original matrix.Wu_etal_2011a