319 million years ago

by Smith609, design adapted from Luxo's

on the international stratigraphic timescale 
WhenPhanerozoic eon, Paleozoic era, Carboniferous period, Pennsylvanian subperiod, Bashkirian epoch
Timeline
319 Ma
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
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319 Ma
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
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Compiled using data from the International Commission on Stratigraphy. Discuss this implementation by Martin R. Smith at Wikipedia or GitHub.
This visualization of the geological timescale is licensed under a Creative Commons Attribution-Share Alike 4.0 Unported License. Creative Commons License.