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