(Vincelestes,((Prokennalestes,(Deltatheridium,(Asiatherium,Gurlin_Tsav_Skull,Mayulestes,(Didelphodon,Pediomys),(Notogale,Sallacyon),(Type_II,((Pucadelphys,Andinodelphys),(MHNC_8369,((Type_I,(Caenolestes,((Dromiciops,(Phascogale,Dasycercus)),(Perameles,Echymipera)))),(Metachirus,(Didelphis,Marmosa))))))))),(Ornithorhynchus,Tachyglossus)));