Subdivision of the Devonian system according to the ICS.
The Givetian is one of two faunal stages in the Middle Devonian period. It lasted from 387.7 ± 0.8 million years ago to 382.7 ± 1.6 million years ago. It was preceded by the Eifelian stage and followed by the Frasnian stage. It is named after the town of Givet in France.