Paleozoic Era

E14994

The Paleozoic Era was an ancient geologic time interval, spanning roughly 541 to 252 million years ago, marked by the emergence and diversification of complex life in the seas and on land and the assembly of major continental landmasses.

All labels observed (8)

Label Occurrences
Paleozoic Era canonical 37
Paleozoic 21
Paleozoic era 9

How this entity was disambiguated

Statements (48)

Predicate Object
instanceOf geologic era
alternativeName Palaeozoic Era
linked to: Paleozoic Era
characterizedBy assembly of supercontinent Pangaea
colonization of land by arthropods
colonization of land by plants
diversification of marine invertebrates
emergence of complex animal life
evolution of vertebrates on land
formation of extensive coal swamps
major orogenies
multiple mass extinctions
climate generally variable climate
periods of extensive glaciation
contains Cambrian Period
Carboniferous Period
Devonian Period
Ordovician Period
Permian Period
Silurian Period
linked to: Silurian
duration approximately 289 million years
endsWith Permian–Triassic extinction event
endTime 252 million years ago
fieldOfStudy geology
paleontology
follows Neoproterozoic Era
majorEvent Cambrian explosion
Carboniferous rainforest collapse
Great Ordovician Biodiversification Event
Late Devonian extinction
Permian–Triassic mass extinction
partOf Phanerozoic Eon
precedes Mesozoic Era
significance development of complex terrestrial ecosystems
first appearance of most major animal phyla in fossil record
major diversification of vertebrates
transition of life from sea to land
startTime 541 million years ago
tectonicActivity closure of Iapetus Ocean
closure of Rheic Ocean
formation of Appalachian orogenies
formation of Ural orogeny
typicalLifeForms ammonoids
brachiopods
early amphibians
early fishes
early reptiles
trilobites
vascular land plants

How these facts were elicited

Referenced by (74)

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

Appalachian Mountains geologicalAge Paleozoic Era
Old Red Sandstone geologicAge Devonian
linked to: Paleozoic Era
Pinales geologicalOrigin PaleozoicEra
linked to: Paleozoic Era
Mesozoic Era follows Paleozoic Era
Evolving Planet coversTimePeriod Paleozoic
linked to: Paleozoic Era
Phanerozoic Eon contains Paleozoic Era
Phanerozoic Eon earliestEra Paleozoic Era
Appalachian orogeny happenedDuring Paleozoic Era
Paleozoic Era alternativeName Palaeozoic Era
linked to: Paleozoic Era
Eastern Cordillera geologicalEra Paleozoic
linked to: Paleozoic Era
Anti-Atlas geologicalAge Paleozoic
linked to: Paleozoic Era
Caledonian orogeny partOf Paleozoic era
linked to: Paleozoic Era
Early Devonian timeScale Paleozoic Era
Caledonian fault system geologicalAge Paleozoic
linked to: Paleozoic Era
Precambrian Supereon followedBy Paleozoic Era (within Phanerozoic)
linked to: Paleozoic Era
Silurian partOf Paleozoic Era
Southern Uplands accretionary prism geologicalAge Palaeozoic
linked to: Paleozoic Era
Neoproterozoic Era precedes Paleozoic Era
Carboniferous period partOf Paleozoic era
linked to: Paleozoic Era
Interior Low Plateaus physiographic region geologicAge Paleozoic
linked to: Paleozoic Era
Embryophyta firstAppearance Paleozoic era
linked to: Paleozoic Era
Permian–Triassic mass extinction marksBoundaryBetween Paleozoic era
linked to: Paleozoic Era
Appalachian Valley geologicalEra Paleozoic
linked to: Paleozoic Era
Muddy Mountains geologyPeriod Paleozoic
linked to: Paleozoic Era
Black Mountain geologicalAge Paleozoic
linked to: Paleozoic Era
Vosges Mountains geologicalAge Paleozoic
linked to: Paleozoic Era
Cambrian explosion locatedInTime Paleozoic era
linked to: Paleozoic Era
Blue Ridge Mountains geologicalAge Paleozoic
linked to: Paleozoic Era
Driftless Area geologicalEra Paleozoic
linked to: Paleozoic Era
Devonian Period partOf Paleozoic Era
Permian Period partOf Paleozoic Era
Ordovician Period partOf Paleozoic Era
closure of Iapetus Ocean occursIn Paleozoic Era
Cambrian Period partOf Paleozoic Era
Variscan orogeny happenedIn Paleozoic Era
Chelicerata firstAppearance Paleozoic era
linked to: Paleozoic Era
Mount Columbia geologicalAge Paleozoic
linked to: Paleozoic Era
Walking with Monsters depicts Paleozoic era
linked to: Paleozoic Era
Avalonia locatedInGeologicalTime Paleozoic
linked to: Paleozoic Era
Pridoli Epoch timeScale Paleozoic Era
Middle Devonian partOf Paleozoic Era
Lochkovian partOf Paleozoic Era
New England Upland geologicAge Paleozoic
linked to: Paleozoic Era
Gros Morne National Park geologicalAge Paleozoic
linked to: Paleozoic Era
Walls Boundary Fault geologicalPeriod Palaeozoic
linked to: Paleozoic Era
Kennesaw Mountain formedDuring Paleozoic era
linked to: Paleozoic Era
Cryptozoic followedBy Paleozoic Era