TheropodaProsauropodaAbydosaurusAlamosaurusAmargasaurusAndesaurusApatosaurusBarapasaurusBarosaurusBrachiosaurusBrachytrachelopanCamarasaurusCedarosaurusCetiosaurusDicraeosaurusDiplodocusEpachthosaurusErketuEuhelopusEuropasaurusFerganasaurusGiraffatitanGondwanatitanHaplocanthosaurusIGM_100_slash_3105IsisaurusJobariaLimaysaurusMalawisaurusMamenchisaurusNemegtosaurusNeuquensaurusNigersaurusOmeisaurusOpisthocoelicaudiaPaluxysaurusPatagosaurusQiaowanlongRapetosaurusSaltasaurusShunosaurusSonidosaurusSuuwasseaTornieriaVulcanodonYunmenglong_ruyangensisOsteologyMaximum ParsimonyBased on reanalysis of the original matrix.Lu_etal_2013c