Template:Cambrian graphical timeline

From New World Encyclopedia
Key events in the Cambrian period
-545 —
-540 —
-535 —
-530 —
-525 —
-520 —
-515 —
-510 —
-505 —
-500 —
-495 —
-490 —
 
 
 
Ediacaran
 
Tommotian
Atdabanian
Botomian
Toyonian
Middle
Cambrian
Furongian
 
 
Orsten Fauna
Burgess Shale
Sirius Passet Fauna
Chengjiang Fauna
First Arthropod trace fossils
Neoproterozoic era
(last era of the Precambrian super-eon)
Paleozoic era
(first era of the Phanerozoic eon)
An approximate timescale of key Cambrian events.
The Cambrian explosion took place during the lower Cambrian, but its duration is poorly defined.
Axis scale: millions of years ago.

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