TheropodaProsauropodaVulcanodonShunosaurusBarapasaurusPatagosaurusOmeisaurusMamenchisaurusJobariaHaplocanthosaurusApatosaurusBarosaurusDiplodocusDicraeosaurusAmargasaurusNigersaurusRayososaurusRebbachisaurusCamarasaurusBrachiosaurusPhuwiangosaurus_sirindhornaeEuhelopusTangvayosaurus_hoffetiMalawisaurusT_colbertiAlamosaurusOpisthocoelicaudiaNeuquensaurusSaltasaurusNemegtosaurusRapetosaurusOsteologyMaximum ParsimonyBased on reanalysis of the original matrix.Suteethorn_etal_2010a