Billingen Stage
Belongs to | Latorp Superstage |
Type | chronostratigraphy |
Rank | Stage |
Scope | regional |
Status | formal standard |
Author | Tjernvik |
Year | 1956 |
Age top (Ma) | 471.8 |
Age base (Ma) | 476.4 |
Age (Ma) | Floian |
Age reference | Webby et al., 2004 (eds) |
Index | BIb |
Alt. index | O1BL |
Date added | 2003-04-17 |
Date changed | 2014-11-28 |
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