The Geologic Time Scale Flashcards
What are the four categories under eon
Phanerozoic, Proterozoic, Archean, Hadean
What are four the categories under era.
Cenozoic, Mesozoic, Paleozoic, Precambrian
What are the tree subcategories under the Proterozoic-Precambrian era.
Neoproterozoic, Mesoproterozoic, Paleoproterozoic
What are the four subcategories under the Archean-Precambrian era.
Neoarchean, Mesoarchean, Paleoarchean, Eoarchean
What are the two periods under Phanerozoic-Cenozoic.
Quaternary and Tertiary
What are the two subperiods under Tertiary.
Neogene and Paleogene
What are the three periods under the Phanerozoic-Mesozoic
Cretaceous, Jurassic, Triassic
What are the six periods under the Phanerozoic-Paleozoic?
Permian, Carboniferous, Devonian, Silurian, Ordovician, Cambrian
What are the three periods under the Neoproterozoic era?
Ediacaran, Cryogenian, Tonian
What are the three ca tegories under the Mesoproterozoic era?
Stenian, Ecstasian, Calymmian
What are the four periods under the Paleoproterozoic era?
Statherian, Orosirian, Rhyacian, Siderian
What are the two epochs under the quaternary period?
Holocene and Pleistocene
What are the two epochs under the Tertiary-Neogene period?
Pliocene and Miocene
What are the three epochs under the Tertiary-Paleogene period?
Oligocene, Eocene, Paleocene
What are the two epochs under the Carboniferous period?
Pennsylvanian and Mississippian
Whatv are the four epochs under the Cambrian period?
Furongian, Series 3, Series 2, Terreneuvian
Holocene in MYA.
0.01 MYA
Holocene to Pleistocene in MYA.
2.6 MYA
Pleistocene to Pliocene in MYA.
5.3 MYA
Pliocene to Miocene in MYA.
23 MYA
Miocene to Oligocene in MYA.
33.9 MYA
Oligocene to Eocene in MYA.
55.8 MYA
Eocene to Paleocene in MYA.
65.5 MYA
Creataceous in MYA.
145.5 MYA
