Age

Zone No.

Biozones

Upper Eocene

53

Chapmanina-Pellatispira-Baculogypsinoides Assemblge zone

Middle Eocene

51

Nummulites-Alveolina Assemblage subzone

Middle Eocene

50

Dictyoconus-Coskinolina-Orbitolites camplanatous Assemblage subzone

Middle Eocene

49

Linderina Acro subzone

Middle Eocene

48

Somalina Acro subzone

Lower Eocene

44

Operorbitolites sub-Acro zone

Paleocene

43

Miscellanea-Katina Assemblage zone