Type
Chron
Age range
159.38–158.89 Ma
Late Jurassic
Oxfordian
M28
M29
M30
159.40159.38159.36159.34159.32159.30159.28159.26159.24159.22159.20159.18159.16159.14159.12159.10159.08159.06159.04159.02159.00158.98158.96158.94158.92158.90158.88