Geological time scale:
GTS is chronological measurement that relates stratigraphy to time, and is used by geologists, paleontologists, and other earth scientist to describe the timing and relationships between events that have occurred throughout earth'* history.
The name of eras are following:
(i) Cenozoic
(ii) Mesozoic
(iii) Paleozoic
(iv) Neo-proterozoic
(v) Meso-proterozoic
(vi) Paleoproterozoic
