ThrinaxodonProbainognathusTritylodontidsAdelobasileusSinoconodonMorganucodonMegazostrodonHaldanodonCastorocaudaHadrocodiumShuotheriumAsfaltomylosAmbondroAusktribosphenosBishopsTeinolophosSteropodonObdurodonOrnithorhynchusTachyglossusFruitafossorGobiconodonRepenomamusAmphilestesYanoconodonJeholodensTrioracodonPriacodonHaramiyaviaArboroharamiyaPlagiaulacidansCimolodontansTinodonAkidolestesSpalacotheriumMaotheriumZhangheotheriumDryolestesHenkelotheriumAmphitheriumPeramusVincelestesNanolestesKielantheriumAegialodonMontanalestesProkennalestesMurtoilestesEomaiaAsioryctesUkhaatheriumErinaceusSinodelphysAsiatheriumKokopelliaDidelphisOsteologyMaximum ParsimonyBased on reanalysis of the original matrix.Zheng_etal_2013a