Cretaceous Time Slices
Cretaceous 1
Cretaceous 1: Berriasian (about 145-139 million years)
Cretaceous 2: Valanginian and Hauterivian (about 139-131 million years)
Cretaceous 3: Barremian (about 131-125 million years)
Cretaceous 4: early Aptian (about 125-121 million years)
Cretaceous 5: middle Aptian through early Albian (about 121-110 million years)
Cretaceous 6: middle Albian (about 110-106 million years)
Cretaceous 7: late Albian (about 106-100 million years)
Cretaceous 8: Cenomanian (about 100-94 million years)
Cretaceous 9: Turonian through Santonian (about 94-84 million years)
Cretaceous 10: early Campanian (about 84-76 million years)
Cretaceous 11: late Campanian through Maastrichtian (about 76-66 million years)