(Troodontid,(Titanosaurid,(Genyornis,(Gallus,(Anser,((Dinornis,(Apteryx,(Casuarius,Dromaius))),(Rhea,(Eudromia,(Struthio,(Struthiolithus,Aepyornis)))))))))); (Troodontid,(Titanosaurid,(Genyornis,(Gallus,(Anser,((Dinornis,(Rhea,(Eudromia,(Struthio,(Struthiolithus,Aepyornis))))),(Apteryx,(Casuarius,Dromaius))))))));