Type
Subchron
Age range
156.39–156.29 Ma
Late Jurassic
Oxfordian
M25An.2n
M25An.2r
M25An.3n
156.39156.38156.38156.38156.37156.37156.36156.35156.35156.34156.34156.34156.33156.32156.32156.31156.31156.31156.30156.29156.29