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Template:Cambrian graphical timeline

From Wikipedia, the free encyclopedia
Subdivision of the Cambrian Period
540 
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510 
505 
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Paleozoic
 
 
 
 
Orsten Fauna
Dresbachian extinction
Archaeocyatha extinction
SSF diversification, first brachiopods & archaeocyatha
Subdivision of the Cambrian according to the ICS, as of 2024.[1]
Vertical axis scale: Millions of years ago

References

  1. "International Chronostratigraphic Chart" (PDF). International Commission on Stratigraphy. December 2024. Retrieved October 23, 2025.