Type
Subchron
Age range
141.64–140.42 Ma
Early Cretaceous
Berriasian
M15r
M16n
M16r
141.7141.6141.6141.5141.4141.4141.3141.3141.3141.2141.2141.1141.1141.0140.9140.9140.8140.8140.8140.7140.7140.6140.6140.5140.4140.4