(Ornithorhynchus,(Tachyglossus,(Vincelestes,((Deltatheridium,(Asiatherium,(Peradectidae,((Herpetotherium,(Djarthia,(Caluromys,(Glironia,(Didelphis,Monodelphis))),(Dromiciops,(Dasyuroides,Dasyurus,Phascogale),(Notoryctes,Naraboryctes),(Echymipera,Perameles),(Yalkaparidon,((((Cercartetus,(Trichosurus,Phalanger)),(Petaurus,Pseudochirops)),(Dendrolagus,(Thylogale,(Macropus,Dorcopsis)))),(Vombatus,Phascolarctos))))),(Caenolestes,Palaeothentes)),(Mayulestes,Pucadelphys,Andinodelphys))))),(Ukhaatherium,Asioryctes)))));