(Omeisaurus,(Jobaria,((Camarasaurus,(Giraffatitan,Australodocus)),(Haplocanthosaurus,(((Apatosaurus,(Dinheirosaurus,Supersaurus,(Tornieria,(Barosaurus,Diplodocus)))),(Suuwassea,(Amargasaurus,(Brachytrachelopan,Dicraeosaurus)))),(Amazonsaurus,Rayosaurus,(Histriasaurus,Nopcsaspondylus,Zapalasaurus,Comahuesaurus,((Nigersaurus,(Rebbachisaurus,Demandasaurus,Itapeuasaurus)),(Limaysaurus,Cathartesaura)))))))));