PHANEROZOIC - VISIBLE LIFE
23.0
1.8
0.0
Carboniferous
Devonian
Permian
Cambrian
Ordivician
Silurian
Triassic
Jurassic
Cretaceous
Palaeogene
Neogene
Quaternary
PALAEOZOIC - ANCIENT LIFE
MESOZOIC - MIDDLE LIFE
CENOZOIC - NEW LIFE
FOSSIL COLLECTION
- GRAPTOLITHINA