Wikipedia:WikiProject Palaeontology/Permian-Mesozoic time line

CretaceousJurassicTriassicPermianLate CretaceousEarly CretaceousLate JurassicMiddle JurassicEarly JurassicLate TriassicMiddle TriassicEarly TriassicLate PermianMiddle PermianEarly PermianLambeosaurus magnicristatusHypacrosaurus sternbergiVagaceratops irvinensisStyracosaurus albertensisLambeosaurus lambeiDaspletosaurusProsaurolophus maximusPanoplosaurus mirusChasmosaurus belliGryposaurus incurvimanusCentrosaurus apertusGryposaurus notabilisEuoplocephalus tutusGorgosaurus libratusParasaurolophus walkeriCorythosaurus casuariusEdmontonia rugosidensChasmosaurus russelliCentrosaurus brinkmaniDyoplosaurus acutosquameusCretaceousJurassicTriassicPermianLate CretaceousEarly CretaceousLate JurassicMiddle JurassicEarly JurassicLate TriassicMiddle TriassicEarly TriassicLate PermianMiddle PermianEarly Permian