Statements (14)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
geological formation
|
| gptkbp:beganIn |
approximately 33.9 million years ago
|
| gptkbp:contains |
gptkb:Chattian_Stage
gptkb:Rupelian_Stage |
| gptkbp:correspondsTo |
Oligocene Period
|
| gptkbp:definedIn |
gptkb:International_Commission_on_Stratigraphy
|
| gptkbp:endDate |
approximately 23.03 million years ago
|
| gptkbp:followedBy |
gptkb:Eocene_System
|
| https://www.w3.org/2000/01/rdf-schema#label |
Oligocene System
|
| gptkbp:partOf |
gptkb:Paleogene_System
|
| gptkbp:precededBy |
Miocene System
|
| gptkbp:usedIn |
stratigraphy
|
| gptkbp:bfsParent |
gptkb:Eocene_System
|
| gptkbp:bfsLayer |
7
|