Middle Devonian
General info
Belongs to |
Devonian
|
Type | chronostratigraphy |
Rank | Series |
Scope | global |
Status | formal standard |
Age top (Ma) | 382.7 |
Age base (Ma) | 393.3 |
Age (Ma) |
Devonian
|
Index | D2 |
Alt. index | D2 |
Date changed | 2022-11-04 |
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