Statements (31)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:geologic_period
|
| gptkbp:characterizedBy |
coral reefs
abundant marine limestones crinoid fossils brachiopod fossils |
| gptkbp:climate |
generally warm and humid
|
| gptkbp:continent |
Laurasia and Gondwana moving closer
|
| gptkbp:correspondsTo |
Lower Carboniferous (in Europe)
|
| gptkbp:duration |
about 36 million years
|
| gptkbp:endDate |
about 323 million years ago
|
| gptkbp:followedBy |
gptkb:Pennsylvanian_Period
|
| gptkbp:marineLife |
abundant bryozoans
abundant echinoderms |
| gptkbp:namedAfter |
Mississippi River Valley
|
| gptkbp:notableSite |
gptkb:blastoids
gptkb:foraminifera ammonoids |
| gptkbp:paleogeography |
widespread shallow epicontinental seas in North America
|
| gptkbp:partOf |
gptkb:Carboniferous_Period
|
| gptkbp:precededBy |
gptkb:Devonian_Period
|
| gptkbp:significantDeposits |
gptkb:limestone
gptkb:fruit gptkb:stone |
| gptkbp:significantEvent |
expansion of shallow seas
development of extensive carbonate platforms evolution of early amphibians |
| gptkbp:startDate |
about 359 million years ago
|
| gptkbp:usedIn |
North American stratigraphy
|
| gptkbp:bfsParent |
gptkb:Ouachita_orogeny
|
| gptkbp:bfsLayer |
8
|
| https://www.w3.org/2000/01/rdf-schema#label |
Mississippian Period
|