Type
Zone
Age range
170.07–168.69 Ma

International Timescale

Middle Jurassic
Bajocian

Calcareous Nannoplankton Zones

NJ11
NJ10
NJ9
170.1170.0169.9169.8169.7169.6169.5169.4169.3169.2169.1169.0168.9168.8168.7

Macrostrat

Data

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