Cainozoic Time Slices
Cainozoic 1: 66-52 million yrs Cainozoic 2: 52-37 million yrs Cainozoic 3: 37-30 million yrs Cainozoic 4: 30-10 million yrs Cainozoic 5: 10-5 million yrs Cainozoic 6: 5-2 million yrs Cainozoic 7: 2 million - 10 000 yrs