Stratigraphy
Iru Subseries
Stratigraphy | Index | Index add'l | Type | Rank | Scope | Belongs to | Age (Ma) | Age | |||
---|---|---|---|---|---|---|---|---|---|---|---|
Base | Top | ||||||||||
Pakerort Stage | AII | O1PK | chronostratigraphy | Stage | regional | Iru Subseries | 489.8 | 486.2 | Tremadocian | ||
Varangu Stage | AIII | O1VR | chronostratigraphy | Stage | regional | Iru Subseries | 486.2 | 483.4 | Tremadocian |
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