Type
Zone
Age range
32.02–27.13 Ma

International Timescale

Oligocene
Chattian
Rupelian

Calcareous Nannoplankton Zones

NP24
NP23
NP22
32.232.031.831.631.431.231.030.830.630.430.230.029.829.629.429.229.028.828.628.428.228.027.827.627.427.227.0

Macrostrat

Data

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