Camarasaurus_grandisBrachiosaurus_brancaiAndesaurus_delgadoiMalawisaurus_dixeyiTitanosaurus_colbertiLirainosaurus_aristbiaeOpisthocoelicaudia_skarzynskiiAeolosaurus_rionegrinusRinconsaurus_caudamirusAlamosaurus_sanjuanensisNeuquensaurus_australisOsteologyMaximum ParsimonyBased on reanalysis of the original matrix.Calvo_et_Gonzalez_Riga_2003a