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Proterozoic

Hierarchy:Precambrian
 Proterozoic
Classification:Eon (as per International Commission on Stratigraphy)
Top:541 ± 1.0 Ma
Base:2500 Ma
Preceeds:Phanerozoic Paleozoic  Cambrian   Terreneuvian    Fortunian
Follows:Archean Neoarchean
Primary Divisions:NeoproterozoicMesoproterozoicPaleoproterozoic
FGDC code:<
Fossil Record

Data via PaleoBioDB


Taxa Count Key
First appearance
Extinction
First appearance and extinction
Related precursors
KingdomPhylumClassTaxa Count
AnimaliaCnidaria Anthozoa4
AnimaliaCnidaria Hydrozoa5
AnimaliaCnidaria Scyphozoa7
AnimaliaPorifera Hexactinellida5
BacteriaCyanobacteria Cyanophyceae2
A geological eon spanning the time from the Great Oxygenation Event to just before the proliferation of complex life on Earth.
 

Geologic Events

Event NameTypeAgeArea
Cambrian explosion (begins)Evolutionary event541 - 513 ± 3 MaGlobal
Gondwana formation (concludes)Continental Assembly~550 - ~500 MaGlobal
Damara orogeny (concludes)Orogeny~550 - ~495 MaNamibia
Zambezi Belt orogeny (late) (concludes)Orogeny~550 - ~520 MaZambia and Zimbabwe
Ross orogeny (concludes)Orogeny~550 - ~480 MaAntarctica
Avalon explosion (concludes)Evolutionary event~575 MaGlobal
Acraman impact (concludes)Impact Event~590 MaSouth Australia
Beaverhead impact (concludes)Impact Event~600 MaMontana, USA
Timanide orogeny (concludes)Orogeny~620 - ~550 MaEurope
Beardmore orogenyOrogeny633 - 620 MaAntarctica
Marinoan glaciation ("Snowball earth") (concludes)Glaciation Event~650 - ~635 MaGlobal
Cadomian orogeny (concludes)Orogeny~660 - ~540 MaEurope
Sturtian glaciationGlaciation Event717.4 ± 0.1 - ~660 MaGlobal
Rodinia breakupContinental Breakup750 - 633 MaGlobal
Pannotia supercontinent (begins)Supercontinent750 - 530 MaGlobal
Pan-African orogeny (concludes)Orogeny~870 - ~550 MaAfrica
Zambezi Belt orogeny (early) (concludes)Orogeny~890 - ~880 MaZambia and Zimbabwe
Late Ruker / Nimrod orogenyOrogeny1000 ± 150 MaAntarctica
First sexual reproduction (concludes)Evolutionary event~1200 MaGlobal
Grenville orogenyOrogeny1250 - 980 MaNorthern America, Scotland
Sveconorwegian orogeny (concludes)Orogeny~1250 - ~900 MaEurope
Rodinia assembly (concludes)Continental Assembly~1300 - ~900 MaGlobal
Ur joins Rodinia (concludes)Continental Assembly~1300 - 1071 MaGlobal
Kibaran orogenyOrogeny1400 - 1000 MaMid to Southern Africa
Columbia (Nuna) supercontinent breakupContinental Breakup1425 ± 75 - 1250 ± 50 MaGlobal
Gothian orogeny (concludes)Orogeny~1750 - ~1500 MaEurope
Sudbury impactImpact Event1850 ± 3 MaSudbury, Ontario
Early Ruker orogenyOrogeny2000 - 1700 MaAntarctica
Svecofennian orogeny (concludes)Orogeny~2000 - ~1750 MaEurope
Vredefort impactImpact Event2023 ± 0.004 MaFree State Province, South Africa
Columbia (Nuna) supercontinent assemblyContinental Assembly2125 ± 125 - 1780 ± 70 MaGlobal
Eburnean orogeny (concludes)Orogeny~2200 - ~2000 MaWest Africa
Huronian glaciation (concludes)Glaciation Event~2400 - ~2100 MaGlobal
Algoman/Kenoran orogeny (concludes)Orogeny~2700 - ~2500 MaNorth America
Great Oxygenation Event (concludes)Major Climatic Event~3500 - ~850 MaGlobal


Overview of geological time

List all geological events
 
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