ThrinaxodonMassetognathusProbainognathusTritylodontidsPachygenelusAdelobasileusSinoconodonMorganucodonMegazostrodonHaldanodonCastorocaudaHadrocodiumShuotheriumPseudotribosAsfaltomylosAmbondroAusktribosphenosBishopsTeinolophosSteropodonObdurodonOrnithorhynchusTachyglossusFruitafossorGobiconodonRepenomamusAmphilestesYanoconodonJeholodensTrioracodonPriacodonHaramiyaviaPlagiaulacidansCimolodontansTinodonAkidolestesSpalacotheriumZhangheotheriumMaotheriumDryolestesHenkelotheriumAmphitheriumPeramusVincelestesNanolestesKielantheriumAegialodonMontanalestesProkennalestesMurtoilestesEomaiaJuramaiaKennalestesAsioryctesUkhaatheriumZalambdalestesDaulestesAspanlestesEoungulatumCimolestesGypsonictopsProtungulatumErinaceusLeptictisCanisFelisRattusOryctolagusBradypusTamanduaGlyptotheriumDasypusChaetophractusEuphractusHoloclemensiaSinodelphysDeltatheridiumAtokatheridiumSulestesAsiatheriumKokopelliaAnchistodelphysAlbertatheriumDidelphodonPediomysTurgidodonMayulestesPucadelphysAndinodelphysDidelphisMarmosaCaenolestesDasyurusPeramelesDromiciopsThylacomyidaeMacropusAcrobatesPhascolarctosVombatusPhalangerPseudocheirusPetauroidesOsteologyMaximum ParsimonyBased on reanalysis of the original matrix.Luo_etal_2011aa