Type
Subchron
Age range
158.89–158.78 Ma
Late Jurassic
Oxfordian
M28n.4n
M28r
M29n
158.89158.88158.88158.88158.87158.87158.86158.85158.85158.84158.84158.84158.83158.82158.82158.81158.81158.81158.80158.79158.79158.78158.78