Statements (30)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
geological formation
|
| gptkbp:characterizedBy |
gptkb:Antarctic_glaciation
expansion of grasslands global cooling evolution of mammals |
| gptkbp:climate |
cooler and drier than Eocene
ice sheets on Antarctica |
| gptkbp:continent |
continents approaching modern positions
|
| gptkbp:duration |
about 11 million years
|
| gptkbp:endDate |
23.03 million years ago
|
| gptkbp:flora |
decline of tropical forests
spread of grasses |
| gptkbp:followedBy |
gptkb:Miocene_epoch
|
| https://www.w3.org/2000/01/rdf-schema#label |
Oligocene epoch
|
| gptkbp:marineLife |
diversification of foraminifera
diversification of mollusks |
| gptkbp:namedFor |
gptkb:Heinrich_Ernst_Beyrich
|
| gptkbp:nameOrigin |
from Greek 'oligos' (few) and 'kainos' (new)
|
| gptkbp:notableSite |
early primates
early elephants early horses early whales |
| gptkbp:partOf |
gptkb:Paleogene_period
|
| gptkbp:precededBy |
gptkb:Eocene_epoch
|
| gptkbp:significantEvent |
formation of Antarctic Circumpolar Current
separation of South America from Antarctica |
| gptkbp:startDate |
33.9 million years ago
|
| gptkbp:yearNamed |
1854
|
| gptkbp:bfsParent |
gptkb:lion
|
| gptkbp:bfsLayer |
4
|