Type
Subchron
Age range
74.309–74.049 Ma

International Timescale

Late Cretaceous
Campanian

Geomagnetic Polarity Subchron

C32r.1n
C32r.2r
C33n
74.3274.3074.2874.2674.2474.2274.2074.1874.1674.1474.1274.1074.0874.0674.04

Macrostrat

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