Type
Subchron
Age range
169.75–169.63 Ma
Middle Jurassic
Bajocian
M43n.2n
M43n.2r
M43n.3n
169.75169.75169.75169.74169.74169.73169.72169.72169.72169.71169.71169.70169.69169.69169.69169.68169.68169.67169.66169.66169.66169.65169.65169.64169.63169.63169.63