Egg_of_MaiasauraParaspheroolithus_irenensisSpheroolithus_spheroidsFaveoolithus_ningxianensisEgg_of_titanosaursMegaloolithus_mammilareMegaloolithus_rahioliensisEgg_of_LourinhanosaursPreprismatoolithus_coloradensisMacroolithus_rugustusElongatoolithus_elongatesEgg_of_small_oviraptoridsEgg_of_large_oviraptoridsMacroelongatoolithus_xixiaensisMacroelongatoolithus_carlyleiEggs_of_DeinonychusReticuloolithus_hirschiPrismatoolithus_levisEgg_of_TroodonPrismatoolithus_gebiensisProtoceratopsidovum_sincerumParvoolithus_tortvosusEggs_of_paleognathaEggs_of_neognathaGobioolithus_minorLuanchuan_eggshellsMontanoolithus_labadousensisTrigonoolithus_amoeiMontanoolithus_strongorumTriprismatoolithus_stephensiArraigadoolithus_patagoniensisEgg_of_TorvosaurusEgg_of_therizinosaursDendroolithus_wangdianensisOsteologyMaximum ParsimonyBased on reanalysis of the original matrix.Vila_etal_2017a