The periods from oldest to current are Cambrian,Ordovician,Silurian,Devonian,Carbonifierous,Permian,Triassic,Jurassic,Cretaceous,Tertiary,and Quaternary.
My Mneumonic
Come
On
Silly
Dang
Carefull
Putting
The
Jelly beans
Close
To
Quitty
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