(Theropoda,(Prosauropoda,(Vulcanodon,(Shunosaurus,(((Barapasaurus,Patagosaurus),(Omeisaurus,Mamenchisaurus)),(Jobaria,((Haplocanthosaurus,(((Apatosaurus,(Barosaurus,Diplodocus)),(Dicraeosaurus,Amargasaurus)),(Rebbachisaurus,(Nigersaurus,Rayososaurus)))),(Camarasaurus,(Brachiosaurus,(Angolatitan,(Euhelopus,(Malawisaurus,((T_colberti,((Alamosaurus,Opisthocoelicaudia),(Neuquensaurus,Saltasaurus))),(Nemegtosaurus,Rapetosaurus))))))))))))));