Ülgase Formation
| Belongs to | Baltic lithostratigraphy (Cambrian) |
| Type | lithostratigraphy |
| Rank | Formation |
| Scope | regional |
| Status | formal standard |
| Author | Öpik |
| Year | 1929 |
| Etymon | Ülgase village, Estonia |
| Age (Ma) | Furongian |
| Index | Cm4ül |
| Alt. index | Ca3ül |
| Alt. index | Ꞓ3ü, A3ü |
| Date added | 2010-03-13 |
| Date changed | 2022-12-02 |
Locality | Type | From (m) | To (m) | Reference | Remarks | |
|---|---|---|---|---|---|---|
| Ülgase outcrop | holostratotype | Öpik, 1928c |
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