Type
Subchron
Age range
157.87–157.57 Ma
Late Jurassic
Oxfordian
M27r
M28n.1n
M28n.1r
157.88157.86157.84157.82157.80157.78157.76157.74157.72157.70157.68157.66157.64157.62157.60157.58157.56