Guzhangian
General info
Belongs to |
Miaolingian
|
Type | chronostratigraphy |
Rank | Stage |
Scope | global |
Status | formal standard |
Age top (Ma) | 497 |
Age base (Ma) | 500.5 |
Date added | 2014-03-30 |
Date changed | 2022-11-01 |
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