Stratigraphy
Kotlin Formation
| Belongs to | Baltic lithostratigraphy (Ediacara) |
| Type | lithostratigraphy |
| Rank | Formation |
| Scope | regional |
| Status | formal standard |
| Author | Sokolov, B. S. |
| Year | 1958 |
| Etymon | Kotlin Island in Baltic Sea near St Petersburg |
| Age (Ma) | Kotlin Stage |
| Index | Ekt |
| Alt. index | V2kt |
| Date added | 2012-10-16 |
| Date changed | 2026-04-06 |
Locality | Type | From (m) | To (m) | Reference | Remarks | |
|---|---|---|---|---|---|---|
| Venevere 500 borehole, Lääne-Virumaa | hypostratotype | 270 | 287 | Mens, 1992 (comp) | ||
| Kronstadt coastal outcrop, Kotlin Island | holostratotype | Mens, 1992 (comp) |
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