Prehistoric Creatures

Supereon

Eon

4600000000 bc - 4000000000 bc
4000000000 bc - 2500000000 bc
2500000000 bc - 542000000 bc
542000000 bc - 1950 ad

Era

2500000000 bc - 1600000000 bc
1600000000 bc - 1000000000 bc
1000000000 bc - 541000000 bc
541000000 bc - 252200000 bc
252200000 bc - 66000000 bc
66000000 bc - 1950

Period

541000000 bc - 485400000 bc
485400000 bc - 443400000 bc
443400000 bc - 419200000 bc
252200000 bc - 201300000 bc
201300000 bc - 145000000 bc
145000000 bc - 66000000 bc
66000000 bc - 23030000 bc
23030000 bc - 2588000 bc
2588000 bc - 1950 bc

Epoch

145000000 bc - 100500000 bc
100500000 bc - 66000000 bc
66000000 bc - 56000000 bc
56000000 bc - 33900000 bc
33900000 bc - 23030000 bc
23030000 bc - 5332000 bc
5332000 bc - 2588000 bc
2588000 bc - 11700 bc
11500 bc - 1950

Subepoch

2588000 bc - 781000 bc

Stage

781000 bc - 126000 bc

Animalia

535000000 bc - 520000000 bc
216500000 bc - 203600000 bc
155000000 bc - 150000000 bc
155000000 bc - 150000000 bc
154000000 bc - 150000000 bc
154000000 bc - 153000000 bc
154000000 bc - 150000000 bc
126000000 bc - 125000000 bc
115000000 bc - 108000000 bc
76500000 bc - 75500000 bc
76500000 bc - 73000000 bc
75000000 bc - 71000000 bc
75000000 bc - 71000000 bc
68000000 bc - 65500000 bc
67000000 bc - 65500000 bc
56000000 bc - 34000000 bc
34000000 bc - 23000000 bc
24800000 bc - 10300000 bc
7000000 bc - 10000 bc
5000000 bc - 10000 bc
5000000 bc - 4500 bc
3000000 bc - 11000 bc
2500000 bc - 10000 bc
2000000 bc - 1627
2000000 bc - 10000 bc
1900000 bc - 300000 bc
1800000 bc - 300000 bc
1800000 bc - 10000 bc
600000 bc - 32000 bc
400000 bc - 7700 bc
370000 bc - 12500 bc
350000 bc - 10000 bc
250000 bc - 27500 bc
200000 bc - 1950
200000 bc - 2000 bc

mass extinction

66000000 bc
33500000 bc

glacial periods

110000 bc - 10000 bc

Human Events

2560 bc - 2540 bc
2540 bc

impact