Type
Zone
Age range
26.9–25.2 Ma

International Timescale

Oligocene
Chattian

Planktic Foraminiferal Primary Biozones

P. pseudokugleri LOZ
G. ciperoensis PRZ
P. opima HOZ

Planktic Foraminiferal Secondary Biozones

P. pseudokugleri LOZ
G. ciperoensis PRZ
P. opima HOZ
26.926.826.726.626.526.426.326.226.126.025.925.825.725.625.525.425.325.2

Macrostrat

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