IchthyostegaPederpesCrassigyrinusEucrittaGreererpetonBalanerpetonCochleosaurusSilvanerpetonAnthracosaurusProterogyrinusEoherpetonPalaeoherpetonPholiderpetonArcheriaGephyrostegusSeymouriaLimnoscelisAsaphesteraChroniosuchusC_dongusensisC_levisUralerpetonJarilinusSuchonicaMadygenerpetonBystrowianaAxitectumDromotectumSynesuchusBystrowiellaOsteologyMaximum ParsimonyBased on reanalysis of the original matrix.Buchwitz_etal_2012a