-70 —
–
-60 —
–
-50 —
–
-40 —
–
-30 —
–
-20 —
–
-10 —
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0 —
An approximate timescale o key Cenozoic events.
Axis scale:
Ma afore present.
References
Thir references will appear in the airticle, but this list appears anerly on this page.
Source: http://www.stratigraphy.org/cheu.pdf