Givetian
Belongs to | Middle Devonian |
Type | chronostratigraphy |
Rank | Stage |
Scope | global |
Status | formal standard |
Author | Walliser et al., |
Year | 1995 |
Etymon | Givet, town in France |
Age top (Ma) | 382.7 |
Age base (Ma) | 387.7 |
Index | d5 |
Date added | 2003-04-03 |
Date changed | 2022-11-04 |
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