Rhaetian age

E727670

The Rhaetian age is the final stage of the Late Triassic period, marked by significant marine extinctions and major environmental changes that preceded the Triassic–Jurassic mass extinction.

All labels observed (2)

Label Occurrences
Rhaetian age canonical 2
Rhaetian Age 1

How this entity was disambiguated

Statements (40)

Predicate Object
instanceOf geologic age ⓘ
associatedWith changes in carbon isotope records ⓘ
decline of many Triassic reef ecosystems ⓘ
sea-level fluctuations ⓘ
belongsToEon Phanerozoic eon ⓘ
linked to: Phanerozoic Eon
belongsToEra Mesozoic era ⓘ
linked to: Mesozoic Era
boundaryDefinedBy first appearance of the ammonite Psiloceras spelae tirolicum at the top boundary ⓘ
characterizedBy major environmental changes ⓘ
significant marine extinctions ⓘ
chronostratigraphicRank stage ⓘ
climate generally warm greenhouse conditions with regional variability ⓘ
contains Rhaetian stage marine faunas ⓘ
late Triassic ammonoid assemblages ⓘ
late Triassic conodont assemblages ⓘ
late Triassic marine reptiles ⓘ
late Triassic terrestrial vertebrates ⓘ
endTime approximately 201.3 million years ago ⓘ
follows Norian age ⓘ
geochronologicRank age ⓘ
linkedTo early phases of Central Atlantic Magmatic Province activity (proximal in time) ⓘ
lithostratigraphicCorrelation uppermost Triassic marine and continental formations worldwide ⓘ
namedAfter Rhaetian Alps ⓘ
partOf Late Triassic epoch ⓘ
linked to: Late Triassic

Triassic period ⓘ
linked to: Triassic
positionInEpoch final stage of the Late Triassic epoch ⓘ
positionInPeriod final stage of the Triassic period ⓘ
precedes Early Jurassic epoch ⓘ
Hettangian age ⓘ
linked to: Hettangian stage

Triassic–Jurassic mass extinction ⓘ
precedesEvent Triassic–Jurassic biotic crisis ⓘ
researchField paleoceanography ⓘ
paleoclimatology ⓘ
paleontology ⓘ
stratigraphy ⓘ
startTime approximately 208.5 million years ago ⓘ
timeScale International Chronostratigraphic Chart ⓘ
topBoundary Triassic–Jurassic boundary ⓘ
usedIn global stratigraphic correlation ⓘ
paleontological dating of Late Triassic fossils ⓘ
reconstruction of Late Triassic paleoenvironments ⓘ

How these facts were elicited

Referenced by (3)

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

Late Triassic → endBoundary → Rhaetian age ⓘ
Coelophysis → livedDuring → Rhaetian age ⓘ
Rhaetian Stage → equivalentChron → Rhaetian Age ⓘ
linked to: Rhaetian age