Stratigraphy
Kukruse Stage
| Belongs to | Purtse Subseries |
| Type | chronostratigraphy |
| Rank | Stage |
| Scope | regional |
| Status | formal standard |
| Author | Schmidt |
| Year | 1879 |
| Etymon | Kukruse, est. (E) |
| Age top (Ma) | 458.2 |
| Age base (Ma) | 460.9 |
| Age (Ma) | Sandbian |
| Age reference | Cooper & Sadler, 2004 |
| Index | CII |
| Alt. index | O3KK |
| Date changed | 2022-12-01 |
Locality | Type | From (m) | To (m) | Reference | Remarks | |
|---|---|---|---|---|---|---|
| Kukruse | holostratotype | Schmidt, 1879a | kinnikasvanud | |||
| Savala borehole | hypostratotype | 13.45 | 26.6 | Männil, Ralf, 1984 |
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