« Previous
Next »
Subject (Era)
- Ordovician13
- Paleozoic11
- Devonian10
- Silurian9
- Cretaceous5
- Jurassic5
- Pleistocene4
- Cambrian2
- From 10 thousand to 2 million years ago1
- From 190 to 230 million years ago1
- From 345 to 405 million years ago1
- From 570 million to 5 billion years ago1
- From 65 to 140 million years ago1
- Ordovicien1
- Palaeozoic1
- Precambrian1
- Quaternary1
- Triassic1