Type
Sub-age
Age range
8.3–8.254 Ma
Miocene
Tortonian
C4r.1r
C4r.1n
C4r.2r
8.3028.3008.2988.2968.2948.2928.2908.2888.2868.2848.2828.2808.2788.2768.2748.2728.2708.2688.2668.2648.2628.2608.2588.2568.2548.252