Purtse Subseries
General info
Belongs to |
Viru Series
|
Type | chronostratigraphy |
Rank | Subseries |
Scope | regional |
Status | formal standard |
Author | Rõõmusoks |
Year | 1956 |
Age top (Ma) | 458.2 |
Age base (Ma) | 463.8 |
Age (Ma) |
Ordovician
|
Age reference | Cooper & Sadler, 2004 |
Date added | 2011-07-20 |
Date changed | 2012-01-06 |
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