Statements (24)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:geological_formation
|
| gptkbp:age |
about 39 to 18 million years ago
|
| gptkbp:country |
gptkb:United_States
|
| gptkbp:fossil |
insects
mammals plants |
| gptkbp:lithology |
gptkb:conglomerate
gptkb:volcanic_activity claystone tuff siltstone |
| gptkbp:locatedIn |
gptkb:Oregon
|
| gptkbp:namedAfter |
gptkb:John_Day_River
|
| gptkbp:namedFor |
gptkb:Thomas_Condon
|
| gptkbp:notableFor |
well-preserved fossils
|
| gptkbp:partOf |
gptkb:John_Day_Fossil_Beds_National_Monument
|
| gptkbp:period |
gptkb:Miocene
gptkb:Oligocene gptkb:Eocene |
| gptkbp:region |
gptkb:Pacific_Northwest
|
| gptkbp:bfsParent |
gptkb:Clarno_Formation
gptkb:Mascall_Formation |
| gptkbp:bfsLayer |
7
|
| https://www.w3.org/2000/01/rdf-schema#label |
John Day Formation
|