Type
Zone
Age range
127.99–125.42 Ma

International Timescale

Early Cretaceous
Barremian
Hauterivian

Calcareous Nannoplankton Zones

CC6
CC5
CC4
128.0127.8127.6127.4127.2127.0126.8126.6126.4126.2126.0125.8125.6125.4

Macrostrat

Data

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