priabonian
21Devonian — For the Celtic language, see Southwestern Brythonic language; for the residents of the English county, see Devon. Devonian Period 416–359.2 million years ago …
22Jurassic — Period 199.6–145.5 million years ago …
23Mississippian — For other uses, see Mississippian (disambiguation). Not to be confused with the Mississippian period describing the dominance of the Mississippian culture. System Subsystem/ Series Stage Age (Ma) Permian Cisuralian Asselian …
24Miocene — System Series Stage Age (Ma) Quaternary Pleistocene Gelasian younger Neogene Pliocene …
25Mesozoic — era 251   65.5 million years ago Key events in the Mesozoic view • edit …
26Neogene — Period 23.03–2.588 million years ago …
27Neoproterozoic — era 1000   542 million years ago Key events in the Neoproterozoic view • edit …
28Ordovician — Period 488.3–443.7 million years ago …
29Pennsylvanian — This article is about the geologic subperiod. For passenger train, see Pennsylvanian (Amtrak). System Subsystem/ Series Stage Age (Ma) Permian Cisuralian Asselian younger …
30Permian — For the language family, see Permic languages. For the high school, see Permian High School. For the geological basins, see Permian Basin. Permian Period 299–251 million years ago …
