Type
Subzone
Age range
16.38–16.27 Ma
Miocene
Burdigalian
P. glomerosa LOSZ
P. sicana LOSZ
F. birnageae LOSZ
16.3816.3816.3716.3616.3616.3616.3516.3416.3416.3416.3316.3216.3216.3216.3116.3016.3016.3016.2916.2916.2816.2716.27