(Ornithorhynchus,(Tachyglossus,((((Wallabia,(Didelphis,((((Pteropus,Tarsipes),(Pseudochirops,(Dromiciops,Acrobates))),(Cercartetus,(Petaurus,Petauroides))),(Caluromys,Monodelphis)))),(Pseudocheirus,Dendrolagus)),(Trichosurus,Hypsiprymnodon)),((Mus,((Erinaceus,Myrmecobius),((Phalanger,(Dasyurus,(Sminthopsis,(Echymipera,(Isoodon,Macrotis))))),((Sarcophilus,Potorous),(Thylacinus,(Phascolarctos,Vombatus)))))),(Caenolestes,Notoryctes)))));