300,000 - 294,000
294,000 - 288,000
288,000 - 282,000
282,000 - 276,000
276,000 - 270,000
30K
300 - 270 K
6K
12th Great Year 311.76 - 285.84
11th Great Year 285.84 - 259.92
Pleistocene Epoch 1.8 million - 10 K pleistocene