(Sinonyx,((Mesonyx,Pachyaena),(Hippopotamus,(Susscrofa,(Pakicetidae,(Ambulocetus,((Remingtonocetus,Dalanistes),(Artiocetus,(Qaisracetus,(Rodhocetus,(Gaviacetus,(Carolinacetus,(Aegyptocetus,(Protocetus,(Georgiacetus,(Eocetus,Babiacetus,(Basilosaurus,Dorudon)))))))))))))))));