HaptodusDimetrodonPatronomodonSuminiaSyodonTitanophoneusTitanosuchidaeEstemmenosuchusBiarmosuchusHipposaurusLycaenodonHerpetoskylaxIctidorhinusLemurosaurusLobalopexOsteologyMaximum ParsimonyBased on reanalysis of the original matrix.Sidor_et_Rubidge_2006a