The most recent Era spanning 65.5 (±0.3) million years ago to today, comprising – from oldest to youngest – the Palaeogene, Neogene, and Quarternary Periods.
The most recent Era spanning 65.5 (±0.3) million years ago to today, comprising – from oldest to youngest – the Palaeogene, Neogene, and Quarternary Periods.