Type
Zone
Age range
199.66–195.06 Ma

International Timescale

Early Jurassic
Sinemurian
Hettangian

Calcareous Nannoplankton Zones

NJ3
NJ2
NJ1
199.8199.6199.4199.2199.0198.8198.6198.4198.2198.0197.8197.6197.4197.2197.0196.8196.6196.4196.2196.0195.8195.6195.4195.2195.0

Macrostrat

Data

Platform

Links

Actions

View on map View in Sift