proto-Atlantic Ocean
E727679
The proto-Atlantic Ocean was an early Mesozoic ocean basin that formed during the initial rifting of the supercontinent Pangaea and preceded the modern Atlantic Ocean.
All labels observed (1)
| Label | Occurrences |
|---|---|
| proto-Atlantic Ocean canonical | 1 |
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf |
ancient ocean
ⓘ
geological feature ⓘ ocean basin ⓘ |
| alternativeName |
early Atlantic Ocean
NERFINISHED
ⓘ
proto-Atlantic basin ⓘ |
| associatedWith |
formation of early mid-Atlantic-type ridge system
ⓘ
initial seafloor spreading between North America and Africa ⓘ |
| causeOf | development of passive continental margins along future Atlantic coasts ⓘ |
| evolvedInto | Atlantic Ocean NERFINISHED ⓘ |
| formedBy |
continental rifting
ⓘ
rifting of Pangaea ⓘ |
| formedDuring |
Early Mesozoic
ⓘ
Jurassic period ⓘ Triassic period ⓘ |
| geologicalAge | Mesozoic ⓘ |
| hasApproximateStart | around 200 million years ago ⓘ |
| locatedBetween |
Laurasia and Gondwana (during early stages of opening)
NERFINISHED
ⓘ
separating North America from Africa-Europe (during early Mesozoic) ⓘ |
| openedAlong | central Atlantic rift system ⓘ |
| partOfProcess | breakup of Pangaea ⓘ |
| preceded | Atlantic Ocean NERFINISHED ⓘ |
| predecessorOf |
North Atlantic Ocean
NERFINISHED
ⓘ
South Atlantic Ocean NERFINISHED ⓘ |
| relatedTo | Central Atlantic Magmatic Province NERFINISHED ⓘ |
| studiedInDiscipline |
historical geology
ⓘ
paleogeography ⓘ plate tectonics ⓘ |
| successor | modern Atlantic Ocean basin ⓘ |
| tectonicSetting | divergent plate boundary ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.