Type
Subchron
Age range
169.52–169.3 Ma
Middle Jurassic
Bajocian
M43.1n
M43.1r
M43n.2n
169.52169.51169.50169.49169.48169.47169.46169.45169.44169.43169.42169.41169.40169.39169.38169.37169.36169.35169.34169.33169.32169.31169.30