Mesozoic Era

E8188

eon subdivision geological era

The Mesozoic Era was a major geological era, often called the "Age of Reptiles," during which dinosaurs dominated the land and the supercontinent Pangaea broke apart into modern continents.

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All labels observed (7)

Label	Occurrences
Mesozoic	56
Mesozoic Era canonical	36
Mesozoic era	18
Age of Dinosaurs	1
Age of Reptiles	1
Mesozoic erathem	1
MesozoicEra	1

Statements (47)

Predicate	Object
instanceOf	eon subdivision ⓘ geological era ⓘ
biologicalInnovation	diversification of reptiles ⓘ early diversification of mammals ⓘ evolution of true birds from theropod dinosaurs ⓘ origin of flowering plants ⓘ
characterizedBy	breakup of supercontinent Pangaea ⓘ dominance of dinosaurs on land ⓘ high sea levels for much of the era ⓘ warm global climate ⓘ
climate	generally greenhouse conditions ⓘ little to no polar ice for much of the era ⓘ
duration	about 186 million years ⓘ
endedByEvent	Cretaceous–Paleogene boundary ⓘ surface form: Cretaceous–Paleogene mass extinction
endTime	about 66 million years ago ⓘ
followedBy	Cenozoic ⓘ surface form: Cenozoic Era
follows	Paleozoic Era ⓘ
hasPart	Cretaceous ⓘ surface form: Cretaceous Period Jurassic Period ⓘ Triassic ⓘ surface form: Triassic Period
majorLifeForm	ammonites ⓘ early angiosperms ⓘ early birds ⓘ early mammals ⓘ gymnosperms ⓘ marine reptiles ⓘ non-avian dinosaurs ⓘ pterosaurs ⓘ
massExtinctionCount	two major mass extinctions at its boundaries ⓘ
nicknamed	Mesozoic Era self-linksurface differs ⓘ surface form: Age of Dinosaurs Mesozoic Era self-linksurface differs ⓘ surface form: Age of Reptiles
notableEvent	appearance of the first flowering plants ⓘ extinction of non-avian dinosaurs at its end ⓘ rise and radiation of dinosaurs ⓘ
oceanLife	abundant ammonites and belemnites ⓘ diverse marine reptiles such as ichthyosaurs and plesiosaurs ⓘ
paleogeography	continents initially united as Pangaea ⓘ further fragmentation into modern continents ⓘ progressive separation into Laurasia and Gondwana ⓘ
partOf	Phanerozoic Eon ⓘ
precededByEvent	Permian–Triassic mass extinction ⓘ
startTime	about 252 million years ago ⓘ
stratigraphicUnit	middle era of the Phanerozoic Eon ⓘ
tectonicProcess	formation of modern continental configurations ⓘ opening of the Atlantic Ocean ⓘ rifting of Pangaea ⓘ
timeScalePosition	between 252 and 66 million years ago ⓘ

Referenced by (114)

Full triples — surface form annotated when it differs from this entity's canonical label.

Cretaceous → partOf → Mesozoic Era ⓘ

Jurassic → partOf → Mesozoic Era ⓘ

Cretaceous–Paleogene boundary → marksEndOf → Mesozoic Era ⓘ

Jurassic Period → partOf → Mesozoic Era ⓘ

Pinales → diversifiedIn → Mesozoic Era ⓘ

this entity surface form: MesozoicEra

Mesozoic Era → nicknamed → Mesozoic Era self-linksurface differs ⓘ

this entity surface form: Age of Reptiles

Mesozoic Era → nicknamed → Mesozoic Era self-linksurface differs ⓘ

this entity surface form: Age of Dinosaurs

Verkhoyansk Range → geologicalPeriod → Mesozoic Era ⓘ

this entity surface form: Mesozoic

Evolving Planet → coversTimePeriod → Mesozoic Era ⓘ

this entity surface form: Mesozoic

Phanerozoic Eon → contains → Mesozoic Era ⓘ

Phanerozoic Eon → middleEra → Mesozoic Era ⓘ

Pentelic marble → geologicalAge → Mesozoic Era ⓘ

this entity surface form: Mesozoic

Paleozoic Era → precedes → Mesozoic Era ⓘ

Eastern Cordillera → geologicalEra → Mesozoic Era ⓘ

this entity surface form: Mesozoic

Cenozoic → follows → Mesozoic Era ⓘ

this entity surface form: Mesozoic

Cenozoic → precededBy → Mesozoic Era ⓘ

Farallon Plate → timeActive → Mesozoic Era ⓘ

this entity surface form: Mesozoic era

Araucaria → fossilRecord → Mesozoic Era ⓘ

this entity surface form: Mesozoic era

Kolyma Mountains → geologicalEra → Mesozoic Era ⓘ

this entity surface form: Mesozoic

Ligurian Alps → geologicalEra → Mesozoic Era ⓘ

this entity surface form: Mesozoic

Triassic → partOf → Mesozoic Era ⓘ

International Chronostratigraphic Chart → includes → Mesozoic Era ⓘ

Acipenseriformes → timeOfOrigin → Mesozoic Era ⓘ

this entity surface form: Mesozoic era

Permian–Triassic mass extinction → marksBoundaryBetween → Mesozoic Era ⓘ

this entity surface form: Mesozoic era

Paris Basin → geologicalEra → Mesozoic Era ⓘ

this entity surface form: Mesozoic

Mount Pentelicus → geologicalEra → Mesozoic Era ⓘ

this entity surface form: Mesozoic

Jessica Whiteside → studiesPeriod → Mesozoic Era ⓘ

Late Jurassic → subdivisionOf → Mesozoic Era ⓘ

Yan Mountains → geologicalAge → Mesozoic Era ⓘ

this entity surface form: Mesozoic

Mount Taygetus → geologicalPeriod → Mesozoic Era ⓘ

this entity surface form: Mesozoic

Amerasian Basin → formedDuring → Mesozoic Era ⓘ

this entity surface form: Mesozoic era

Maastrichtian → era → Mesozoic Era ⓘ

Permian Period → followedByEvent → Mesozoic Era ⓘ

Southern Limestone Alps → geologicalAge → Mesozoic Era ⓘ

this entity surface form: Mesozoic

Central Atlantic Ocean floor → developedSince → Mesozoic Era ⓘ

this entity surface form: Mesozoic era

Colorado National Monument → geologicEra → Mesozoic Era ⓘ

this entity surface form: Mesozoic

Chatyr-Dag → geologicalAge → Mesozoic Era ⓘ

this entity surface form: Mesozoic

Peninsular Ranges Batholith → ageRange → Mesozoic Era ⓘ

Castle Crags → geologicalAge → Mesozoic Era ⓘ

this entity surface form: Mesozoic

Calico Hills → formationPeriod → Mesozoic Era ⓘ

this entity surface form: Mesozoic era

Kunlun Mountains → geologicalAge → Mesozoic Era ⓘ

this entity surface form: Mesozoic

Chesil Beach → geologicalPeriodRepresented → Mesozoic Era ⓘ

this entity surface form: Mesozoic

Dorset and East Devon Coast → geologicalTimeSpan → Mesozoic Era ⓘ

Squamata → geologicalFirstAppearance → Mesozoic Era ⓘ

Kula Plate → geologicalAge → Mesozoic Era ⓘ

this entity surface form: Mesozoic

Big Round Top → formedDuring → Mesozoic Era ⓘ

this entity surface form: Mesozoic era

Sichuan Basin → geologicalEraOfFormation → Mesozoic Era ⓘ

this entity surface form: Mesozoic

Kayenta Formation → stratigraphicUnitOf → Mesozoic Era ⓘ

Viñales Valley → geologicalAge → Mesozoic Era ⓘ

this entity surface form: Mesozoic

San Rafael Swell → geologicAge → Mesozoic Era ⓘ

this entity surface form: Mesozoic