Type
Subchron
Age range
149.8–149.35 Ma
Late Jurassic
Kimmeridgian
M21n
M21r
M22n.1n
149.82149.80149.78149.76149.74149.72149.70149.68149.66149.64149.62149.60149.58149.56149.54149.52149.50149.48149.46149.44149.42149.40149.38149.36149.34