Temporal Coverage
- Anglo-Saxon period, 449-10661
- Bombardment, 1940-19451
- Cambrian.1
- Devonian.1
- Eocene.1
- From 10 thousand to 2 million years ago1
- From 2 to 10 million years ago1
- From 230 million to 5 billion years ago1
- From 280 to 310 million years ago1
- From 280 to 310 million years ago.1
- From 280 to 405 million years ago1
- From 310 to 345 million years ago1
- From 405 to 500 million years ago1
- From 425 to 570 million years ago1
- From 570 million to 5 billion years ago1
- From 65 to 570 million years ago1
- German occupation, 1940-19451
- Jurassic.1
- Medieval period, 1066-14851
- Mississippian.1
