Type
Sub-age
Age range
20.439–20.213 Ma
Miocene
Burdigalian
C6An.1n
C6An.1r
C6An.2n
20.4420.4320.4220.4120.4020.3920.3820.3720.3620.3520.3420.3320.3220.3120.3020.2920.2820.2720.2620.2520.2420.2320.2220.21