Type
Subchron
Age range
158.69–158.6 Ma
Late Jurassic
Oxfordian
M28n.3n
M28n.3r
M28n.4n
158.69158.69158.68158.68158.67158.66158.66158.66158.65158.65158.64158.63158.63158.63158.62158.62158.61158.60158.60