Middle Tr.

E739709

The Middle Triassic is a geologic epoch of the Triassic period marked by significant recovery and diversification of life following the end-Permian mass extinction.

All labels observed (1)

Label Occurrences
Middle Tr. canonical 1

How this entity was disambiguated

Statements (48)

Predicate Object
instanceOf geologic epoch
abbreviation Middle Tr.
alsoKnownAs Middle Triassic Epoch
linked to: Middle Triassic

Middle Triassic Series
linked to: Middle Triassic
bioticEvent continued recovery of reef ecosystems
expansion of nektonic marine predators
radiation of modern-type coral reefs
characterizedBy diversification of marine life
diversification of terrestrial life
recovery of life after end-Permian mass extinction
stabilization of global ecosystems after Early Triassic crises
chronostratigraphicRank series
climate generally warm
seasonally arid in many continental interiors
containsAge Anisian
Ladinian
end approximately 237 million years ago
follows Early Triassic
geochronologicRank epoch
GSSP Anisian base GSSP at Deşli Caira, Romania
Ladinian base GSSP at Bagolino, Italy
marineFauna ammonoids
bivalves
conodonts
marine reptiles
marineReptiles ichthyosaurs
nothosaurs
pachypleurosaurs
ocean Paleo-Tethys Ocean
Panthalassa Ocean
oldestAge Anisian
paleogeography dominated by supercontinent Pangaea
partOf Mesozoic Era
Triassic
plantLife conifers
lycophytes
seed ferns
positionInPeriod middle epoch of the Triassic Period
precedes Late Triassic
significance major step in biotic recovery after Permian–Triassic extinction event
start approximately 247.2 million years ago
stratigraphicBoundariesDefinedBy first appearance of specific ammonoid and conodont index fossils
terrestrialFauna archosauriforms
early dinosaurs relatives
temnospondyl amphibians
therapsids
timeScale Mesozoic Era
youngestAge Ladinian

How these facts were elicited

Referenced by (1)

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

Middle Triassic hasAbbreviation Middle Tr.