Cenozoic
Neogene
Miocene
Aquitanian
Paleogene
Oligocene
Chattian
Rupelian
33.6 Ma
Cenozoic
Paleogene
Paleocene
Danian
Mesozoic
Cretaceous
Late Cretaceous
Maastrichtian
Campanian
8.6 Ma
Mesozoic
Cretaceous
Late Cretaceous
Campanian
Santonian
Coniacian
Turonian
Cenomanian
Early Cretaceous
Albian
Aptian
19.2 Ma
Mesozoic
Cretaceous
Early Cretaceous
Berriasian
Jurassic
Late Jurassic
Tithonian
Kimmeridgian
Oxfordian
6.7 Ma
Mesozoic
Jurassic
Middle Jurassic
Bathonian
Bajocian
Aalenian
51.5 Ma
Mesozoic
Triassic
Late Triassic
Norian
Carnian
Middle Triassic
Ladinian
10.2 Ma
Mesozoic
Triassic
Middle Triassic
Anisian
Early Triassic
Olenekian
Induan
Paleozoic
Permian
Lopingian
Changhsingian
Wuchiapingian
Guadalupian
Capitanian
Wordian
Roadian
0.7 Ma
Paleozoic
Permian
Guadalupian
Roadian
Cisuralian
Kungurian
Artinskian
Sakmarian
Asselian
Carboniferous
Pennsylvanian
Gzhelian
Kasimovian
Moscovian
Bashkirian
19.2 Ma
Paleozoic
Carboniferous
Mississippian
Visean
Tournaisian
5.6 Ma
Paleozoic
Carboniferous
Mississippian
Tournaisian
Devonian
Late Devonian
Famennian
Frasnian
Middle Devonian
Givetian
62.5 Ma
Paleozoic
Ordovician
Late Ordovician
Hirnantian
Katian
Sandbian
Middle Ordovician
Darriwilian
Dapingian
Early Ordovician
Floian
Tremadocian
Cambrian
Furongian
Stage 10
7.1 Ma
Paleozoic
Cambrian
Furongian
Jiangshanian
Paibian
Series 3
Guzhangian
860.0 Ma
Mesoproterozoic
Ectasian
Calymmian
180.0 Ma
Paleoproterozoic
Statherian
-50.0 Ma
Paleoproterozoic
Statherian
Orosirian
Rhyacian