Devonian
Period ranging from 416 million years ago until 359 million years ago.
First sharks, amphibians, ammonites , and insects. The diverse group of crustaceans probably first left the water. Fishes left the water too. Large number of species of invertebrates and fishes. Development of plant leaves.
Period
| Epoch
| Stage
| Age (in Milion years) *
| 
| Upper
| Famennian
| 359,2 - 374,5
| Frasnian
| 374,5 - 385,3
| Middle
| Givetian
| 385,3 - 391,8
| Eifelian
| 391,8 - 397,5
| Lower
| Emsian
| 397,5 - 407,0
| Pragian
| 407,0 - 411,2
| Lochkovian
| 411,2 - 416,0
|
* Age is rounded
Click here for locations from this period.
 Go to the Photo page to view photographs of fossils from the Devonian. |
