Type
Zone
Age range
80.97–79.13 Ma

International Timescale

Late Cretaceous
Campanian

Calcareous Nannoplankton Zones

CC20
CC19
CC18
81.080.980.880.780.680.580.480.380.280.180.079.979.879.779.679.579.479.379.279.1

Macrostrat

Data

Platform

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