Geological Time Scale (Eon, Era, Period, Epoch/Series)

Note: Two of the epochs in this quiz (which will pop up in bold) are actually subperiods
Quiz by
geographylover57
Rate:
Last updated: September 10, 2025
You have not attempted this quiz yet.
First submittedJuly 21, 2025
Times taken83
Average score47.5%
Report this quizReport
15:00
Enter answer here
0
 / 59 guessed
The quiz is paused. You have remaining.
Scoring
You scored / = %
This beats or equals % of test takers also scored 100%
The average score is
Your high score is
Your fastest time is
Keep scrolling down for answers and more stats ...
Eon
Era
Period
Epoch
Phanerozoic
Cenozoic
Quartenary
Holocene
Pleistocene
Neogene
Pliocene
Miocene
Paleogene
Oligocene
Eocene
Paleocene
Mesozoic
Cretaceous
Upper
Lower
Jurassic
Upper
Middle
Lower
Triassic
Upper
Middle
Lower
Paleozoic
Permian
Lopingian
Guadalupian
Cisuralian
Carboniferous
Pennsylvanian
Mississippian
Devonian
Upper
Middle
Lower
Silurian
Pridoli
Ludlow
Wenlock
Llandovery
Ordovician
Upper
Middle
Lower
Cambrian
Furongian
Miaolingian
Series 2
Terreneuvian
Proterozoic
Neoproterozoic
Ediacaran
X
Cryogenian
Tonian
Mesoproterozoic
Stenian
Ectasian
Calymmian
Paleoproterozoic
Statherian
Orosirian
Rhyacian
Siderian
Archean
Neoarchean
X
Mesoarchean
Paleoarchean
Eoarchean
Hadean
X
Save Your Stats
Your Next Quiz
I finally learned them all. Can you name all 50?
Name any European country that belongs in each selected category.
Drag the flag onto the correct state. Careful, though! One wrong move and the game ends.
Drag the pin onto the correct country. Careful, though! Three wrong moves and the game ends.
Comments
No comments yet