(Ancestor,(((Struthio,Aepyornis),((Rhea,((Casurarius,Dromaius),(Apteryx,Dinornithiformes))),(Tinamidae,Lithornis_))),(Psittacus,Gallus,Columba))); (Ancestor,(((Struthio,Aepyornis),(Tinamidae,(Rhea,(Lithornis_,((Casurarius,Dromaius),(Apteryx,Dinornithiformes)))))),(Psittacus,Gallus,Columba)));