Middle Triassic
Belongs to | Triassic |
Type | chronostratigraphy |
Rank | Series |
Scope | global |
Status | informal standard |
Author | Friedrich August von Alberti |
Year | 1834 |
Age top (Ma) | 237 |
Age base (Ma) | 247.2 |
Index | T2 |
Date added | 2003-03-23 |
Date changed | 2022-11-04 |
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