Miaolingian
E413993
Miaolingian is a middle subdivision of the Cambrian Period characterized by significant diversification of marine life and important trilobite-bearing rock formations.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Miaolingian canonical | 2 |
| overlies Miaolingian Series | 1 |
Statements (41)
| Predicate | Object |
|---|---|
| instanceOf |
Cambrian series
ⓘ
geologic period subdivision ⓘ |
| alternativeName | Middle Cambrian Series (formal ICS usage) ⓘ |
| associatedWith | continued Cambrian Explosion diversification ⓘ |
| characterizedBy |
abundant trilobite faunas
ⓘ
carbonate platform deposits in many regions ⓘ diversification of marine life ⓘ important trilobite-bearing rock formations ⓘ |
| chronostratigraphicRank | series ⓘ |
| continentDistribution |
Asia
ⓘ
Australia ⓘ Europe ⓘ Gondwana ⓘ
surface form:
Gondwanan terranes
North America ⓘ |
| endAge | approximately 497 million years ago ⓘ |
| follows | Series 2 (Cambrian) ⓘ |
| fossilRecord |
archaeocyaths
ⓘ
brachiopods ⓘ early echinoderms ⓘ small shelly fossils ⓘ trilobites ⓘ |
| geochronologicRank | epoch ⓘ |
| includesStage |
Drumian
ⓘ
Guzhangian ⓘ Wuliuan ⓘ |
| lowerBoundaryDefinedAt |
Global Boundary Stratotype Section and Point
ⓘ
surface form:
Wuliu-Zengjiayan Global Boundary Stratotype Section and Point
|
| lowerBoundaryDefinedBy | first appearance datum of trilobite Oryctocephalus indicus ⓘ |
| lowerBoundaryLocation |
Guizhou Province
ⓘ
surface form:
Guizhou, South China
|
| namedAfter | Miaoling Mountains ⓘ |
| namedFor | Miaoling region of South China ⓘ |
| paleoclimate | generally warm greenhouse conditions ⓘ |
| paleogeography | dominance of shallow epicontinental seas ⓘ |
| partOf | Cambrian Period ⓘ |
| precedes | Furongian ⓘ |
| rank | series ⓘ |
| ratifiedBy | International Commission on Stratigraphy ⓘ |
| startAge | approximately 509 million years ago ⓘ |
| stratigraphicImportance | global correlation of Cambrian strata ⓘ |
| timeSpan | Middle Cambrian ⓘ |
| upperBoundaryDefinedBy | base of Furongian Series ⓘ |
| usedIn | International Chronostratigraphic Chart ⓘ |
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
overlies Miaolingian Series