(Vincelestes,((Ornithorhynchus,Tachyglossus),(Prokennalestes,(Deltatheridium,((Didelphodon,Pediomys),((Mayulestes,(Type_II,(Pucadelphys,Andinodelphys))),((Type_I,Type_III,Type_IV,Type_V,(Caenolestes,((Dromiciops,(Phascogale,Dasycercus)),(Perameles,Echymipera)))),(Marmosa,(Didelphis,Metachirus)))))))));