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Burgess shale
{{Period start|Burgess shale}}
→ 508{{Period start/sandbox|Burgess shale}}
→ 508
Mid middle cambrian
{{Period start|Mid middle cambrian}}
→ 508{{Period start/sandbox|Mid middle cambrian}}
→ 508
Chengjiang
{{Period start|Chengjiang}}
→ 518{{Period start/sandbox|Chengjiang}}
→ 518
Sirius passet
{{Period start|Sirius passet}}
→ 518{{Period start/sandbox|Sirius passet}}
→ 518
Doushantou
{{Period start|Doushantou}}
→ 570{{Period start/sandbox|Doushantou}}
→ 570
Hadean
{{Period start|Hadean}}
→ 4567.3{{Period start/sandbox|Hadean}}
→ 4567.3
Precambrian
{{Period start|Precambrian}}
→ 4567.3{{Period start/sandbox|Precambrian}}
→ 4567.3
Archean
{{Period start|Archean}}
→ 4031{{Period start/sandbox|Archean}}
→ 4000
Eoarchean
{{Period start|Eoarchean}}
→ 4031{{Period start/sandbox|Eoarchean}}
→ 4000
Isuan
{{Period start|Isuan}}
→ 4031{{Period start/sandbox|Isuan}}
→ 4000
Paleoarchean
{{Period start|Paleoarchean}}
→ 3600{{Period start/sandbox|Paleoarchean}}
→ 3600
Palaeoarchean
{{Period start|Palaeoarchean}}
→ 3600{{Period start/sandbox|Palaeoarchean}}
→ 3600
Mesoarchean
{{Period start|Mesoarchean}}
→ 3200{{Period start/sandbox|Mesoarchean}}
→ 3200
Neoarchean
{{Period start|Neoarchean}}
→ 2800{{Period start/sandbox|Neoarchean}}
→ 2800
Proterozoic
{{Period start|Proterozoic}}
→ 2500{{Period start/sandbox|Proterozoic}}
→ 2500
Paleoproterozoic
{{Period start|Paleoproterozoic}}
→ 2500{{Period start/sandbox|Paleoproterozoic}}
→ 2500
Palaeoproterozoic
{{Period start|Palaeoproterozoic}}
→ 2500{{Period start/sandbox|Palaeoproterozoic}}
→ 2500
Siderian
{{Period start|Siderian}}
→ 2500{{Period start/sandbox|Siderian}}
→ 2500
Rhyacian
{{Period start|Rhyacian}}
→ 2300{{Period start/sandbox|Rhyacian}}
→ 2300
Orosirian
{{Period start|Orosirian}}
→ 2050{{Period start/sandbox|Orosirian}}
→ 2050
Statherian
{{Period start|Statherian}}
→ 1800{{Period start/sandbox|Statherian}}
→ 1800
Mesoproterozoic
{{Period start|Mesoproterozoic}}
→ 1600{{Period start/sandbox|Mesoproterozoic}}
→ 1600
Calymmian
{{Period start|Calymmian}}
→ 1600{{Period start/sandbox|Calymmian}}
→ 1600
Riphean
{{Period start|Riphean}}
→ 1400{{Period start/sandbox|Riphean}}
→ 1400
Ectasian
{{Period start|Ectasian}}
→ 1400{{Period start/sandbox|Ectasian}}
→ 1400
Stenian
{{Period start|Stenian}}
→ 1200{{Period start/sandbox|Stenian}}
→ 1200
Neoproterozoic
{{Period start|Neoproterozoic}}
→ 1000{{Period start/sandbox|Neoproterozoic}}
→ 1000
Tonian
{{Period start|Tonian}}
→ 1000{{Period start/sandbox|Tonian}}
→ 1000
Cryogenian
{{Period start|Cryogenian}}
→ 720{{Period start/sandbox|Cryogenian}}
→ 720
Baikalian
{{Period start|Baikalian}}
→ 850{{Period start/sandbox|Baikalian}}
→ 850
Ediacaran
{{Period start|Ediacaran}}
→ 635{{Period start/sandbox|Ediacaran}}
→ 635
Vendian
{{Period start|Vendian}}
→ 635{{Period start/sandbox|Vendian}}
→ 635
Mayanian
{{Period start|Mayanian}}
→ 1100{{Period start/sandbox|Mayanian}}
→ 1100
Sinian
{{Period start|Sinian}}
→ 1050{{Period start/sandbox|Sinian}}
→ 1050
Sturtian
{{Period start|Sturtian}}
→ 1050{{Period start/sandbox|Sturtian}}
→ 1050
Phanerozoic
{{Period start|Phanerozoic}}
→ 538.8{{Period start/sandbox|Phanerozoic}}
→ 538.8
Paleozoic
{{Period start|Paleozoic}}
→ 538.8{{Period start/sandbox|Paleozoic}}
→ 538.8
Cambrian
{{Period start|Cambrian}}
→ 538.8{{Period start/sandbox|Cambrian}}
→ 538.8
Earliest-cambrian
{{Period start|Earliest-cambrian}}
→ 538.8{{Period start/sandbox|Earliest-cambrian}}
→ 538.8
Early-cambrian
{{Period start|Early-cambrian}}
→ 538.8{{Period start/sandbox|Early-cambrian}}
→ 538.8
Lower-cambrian
{{Period start|Lower-cambrian}}
→ 538.8{{Period start/sandbox|Lower-cambrian}}
→ 538.8
Terreneuvian
{{Period start|Terreneuvian}}
→ 538.8{{Period start/sandbox|Terreneuvian}}
→ 538.8
Fortunian
{{Period start|Fortunian}}
→ 538.8{{Period start/sandbox|Fortunian}}
→ 538.8
Manykaian
{{Period start|Manykaian}}
→ 538.8{{Period start/sandbox|Manykaian}}
→ 538.8
Nemakit-daldynian
{{Period start|Nemakit-daldynian}}
→ 538.8{{Period start/sandbox|Nemakit-daldynian}}
→ 538.8
Caerfai
{{Period start|Caerfai}}
→ 530{{Period start/sandbox|Caerfai}}
→ 530
Tommotian
{{Period start|Tommotian}}
→ 530{{Period start/sandbox|Tommotian}}
→ 530
Cambrian stage 2
{{Period start|Cambrian stage 2}}
→ 529{{Period start/sandbox|Cambrian stage 2}}
→ 529
Atdabanian
{{Period start|Atdabanian}}
→ 521{{Period start/sandbox|Atdabanian}}
→ 521
Series 2
{{Period start|Series 2}}
→ 521{{Period start/sandbox|Series 2}}
→ 521
Cambrian series 2
{{Period start|Cambrian series 2}}
→ 521{{Period start/sandbox|Cambrian series 2}}
→ 521
Stage 3
{{Period start|Stage 3}}
→ 521{{Period start/sandbox|Stage 3}}
→ 521
Cambrian stage 3
{{Period start|Cambrian stage 3}}
→ 521{{Period start/sandbox|Cambrian stage 3}}
→ 521
Mid early cambrian
{{Period start|Mid early cambrian}}
→ 521{{Period start/sandbox|Mid early cambrian}}
→ 521
Middle early cambrian
{{Period start|Middle early cambrian}}
→ 521{{Period start/sandbox|Middle early cambrian}}
→ 521
Botomian
{{Period start|Botomian}}
→ 522{{Period start/sandbox|Botomian}}
→ 522
Toyonian
{{Period start|Toyonian}}
→ 516{{Period start/sandbox|Toyonian}}
→ 516
Late early cambrian
{{Period start|Late early cambrian}}
→ 516{{Period start/sandbox|Late early cambrian}}
→ 516
Upper early cambrian
{{Period start|Upper early cambrian}}
→ 516{{Period start/sandbox|Upper early cambrian}}
→ 516
Upper lower cambrian
{{Period start|Upper lower cambrian}}
→ 516{{Period start/sandbox|Upper lower cambrian}}
→ 516
Cambrian stage 4
{{Period start|Cambrian stage 4}}
→ 514{{Period start/sandbox|Cambrian stage 4}}
→ 514
Stage 4
{{Period start|Stage 4}}
→ 514{{Period start/sandbox|Stage 4}}
→ 514
Middle cambrian
{{Period start|Middle cambrian}}
→ 509{{Period start/sandbox|Middle cambrian}}
→ 509
Early middle cambrian
{{Period start|Early middle cambrian}}
→ 509{{Period start/sandbox|Early middle cambrian}}
→ 509
Mid cambrian
{{Period start|Mid cambrian}}
→ 509{{Period start/sandbox|Mid cambrian}}
→ 509
Miaolingian
{{Period start|Miaolingian}}
→ 509{{Period start/sandbox|Miaolingian}}
→ 509
Wuliuan
{{Period start|Wuliuan}}
→ 509{{Period start/sandbox|Wuliuan}}
→ 509
St davids
{{Period start|St davids}}
→ 509{{Period start/sandbox|St davids}}
→ 509
Drumian
{{Period start|Drumian}}
→ 504.5{{Period start/sandbox|Drumian}}
→ 504.5
Guzhangian
{{Period start|Guzhangian}}
→ 500.5{{Period start/sandbox|Guzhangian}}
→ 500.5
Nganasanian
{{Period start|Nganasanian}}
→ 500.5{{Period start/sandbox|Nganasanian}}
→ 500.5
Mindyallan
{{Period start|Mindyallan}}
→ 500.5{{Period start/sandbox|Mindyallan}}
→ 500.5
Merioneth
{{Period start|Merioneth}}
→ 497{{Period start/sandbox|Merioneth}}
→ 497
Furongian
{{Period start|Furongian}}
→ 497{{Period start/sandbox|Furongian}}
→ 497
Late cambrian
{{Period start|Late cambrian}}
→ 497{{Period start/sandbox|Late cambrian}}
→ 497
Upper cambrian
{{Period start|Upper cambrian}}
→ 497{{Period start/sandbox|Upper cambrian}}
→ 497
Paibian
{{Period start|Paibian}}
→ 497{{Period start/sandbox|Paibian}}
→ 497
Franconian
{{Period start|Franconian}}
→ 497{{Period start/sandbox|Franconian}}
→ 497
Upper upper cambrian
{{Period start|Upper upper cambrian}}
→ 489.5{{Period start/sandbox|Upper upper cambrian}}
→ 489.5
Late late cambrian
{{Period start|Late late cambrian}}
→ 489.5{{Period start/sandbox|Late late cambrian}}
→ 489.5
Mansian
{{Period start|Mansian}}
→ 489.5{{Period start/sandbox|Mansian}}
→ 489.5
Ordovician
{{Period start|Ordovician}}
→ 485.4{{Period start/sandbox|Ordovician}}
→ 485.4
Early ordovician
{{Period start|Early ordovician}}
→ 485.4{{Period start/sandbox|Early ordovician}}
→ 485.4
Lower ordovician
{{Period start|Lower ordovician}}
→ 485.4{{Period start/sandbox|Lower ordovician}}
→ 485.4
Tremadocian
{{Period start|Tremadocian}}
→ 485.4{{Period start/sandbox|Tremadocian}}
→ 485.4
Late early ordovician
{{Period start|Late early ordovician}}
→ 479{{Period start/sandbox|Late early ordovician}}
→ 479
Arenig
{{Period start|Arenig}}
→ 477.7{{Period start/sandbox|Arenig}}
→ 477.7
Floian
{{Period start|Floian}}
→ 477.7{{Period start/sandbox|Floian}}
→ 477.7
Dapingian
{{Period start|Dapingian}}
→ 470{{Period start/sandbox|Dapingian}}
→ 470
Middle ordovician
{{Period start|Middle ordovician}}
→ 470{{Period start/sandbox|Middle ordovician}}
→ 470
Mid ordovician
{{Period start|Mid ordovician}}
→ 470{{Period start/sandbox|Mid ordovician}}
→ 470
Ordovician iii
{{Period start|Ordovician iii}}
→ 470{{Period start/sandbox|Ordovician iii}}
→ 470
Early middle ordovician
{{Period start|Early middle ordovician}}
→ 470{{Period start/sandbox|Early middle ordovician}}
→ 470
Darriwilian
{{Period start|Darriwilian}}
→ 467.3{{Period start/sandbox|Darriwilian}}
→ 467.3
Late ordovician
{{Period start|Late ordovician}}
→ 458.4{{Period start/sandbox|Late ordovician}}
→ 458.4
Upper ordovician
{{Period start|Upper ordovician}}
→ 458.4{{Period start/sandbox|Upper ordovician}}
→ 458.4
Ordovician v
{{Period start|Ordovician v}}
→ 458.4{{Period start/sandbox|Ordovician v}}
→ 458.4
Sandbian
{{Period start|Sandbian}}
→ 458.4{{Period start/sandbox|Sandbian}}
→ 458.4
Early late ordovician
{{Period start|Early late ordovician}}
→ 458.4{{Period start/sandbox|Early late ordovician}}
→ 458.4
Ordovician vi
{{Period start|Ordovician vi}}
→ 453{{Period start/sandbox|Ordovician vi}}
→ 453
Katian
{{Period start|Katian}}
→ 453{{Period start/sandbox|Katian}}
→ 453
Hirnantian
{{Period start|Hirnantian}}
→ 445.2{{Period start/sandbox|Hirnantian}}
→ 445.2
Middle late ordovician
{{Period start|Middle late ordovician}}
→ 455{{Period start/sandbox|Middle late ordovician}}
→ 455
Silurian
{{Period start|Silurian}}
→ 443.8{{Period start/sandbox|Silurian}}
→ 443.8
Early silurian
{{Period start|Early silurian}}
→ 443.8{{Period start/sandbox|Early silurian}}
→ 443.8
Lower silurian
{{Period start|Lower silurian}}
→ 443.8{{Period start/sandbox|Lower silurian}}
→ 443.8
Llandovery
{{Period start|Llandovery}}
→ 443.8{{Period start/sandbox|Llandovery}}
→ 443.8
Rhuddanian
{{Period start|Rhuddanian}}
→ 443.8{{Period start/sandbox|Rhuddanian}}
→ 443.8
Aeronian
{{Period start|Aeronian}}
→ 440.8{{Period start/sandbox|Aeronian}}
→ 440.8
Telychian
{{Period start|Telychian}}
→ 438.5{{Period start/sandbox|Telychian}}
→ 438.5
Wenlock
{{Period start|Wenlock}}
→ 433.4{{Period start/sandbox|Wenlock}}
→ 433.4
Sheinwoodian
{{Period start|Sheinwoodian}}
→ 433.4{{Period start/sandbox|Sheinwoodian}}
→ 433.4
Homerian
{{Period start|Homerian}}
→ 430.5{{Period start/sandbox|Homerian}}
→ 430.5
Late silurian
{{Period start|Late silurian}}
→ 427.4{{Period start/sandbox|Late silurian}}
→ 427.4
Upper silurian
{{Period start|Upper silurian}}
→ 427.4{{Period start/sandbox|Upper silurian}}
→ 427.4
Ludlow
{{Period start|Ludlow}}
→ 427.4{{Period start/sandbox|Ludlow}}
→ 427.4
Gorstian
{{Period start|Gorstian}}
→ 427.4{{Period start/sandbox|Gorstian}}
→ 427.4
Ludfordian
{{Period start|Ludfordian}}
→ 425.6{{Period start/sandbox|Ludfordian}}
→ 425.6
Pridoli
{{Period start|Pridoli}}
→ 423{{Period start/sandbox|Pridoli}}
→ 423
Unnamed pridoli stage
{{Period start|Unnamed pridoli stage}}
→ 423{{Period start/sandbox|Unnamed pridoli stage}}
→ 423
Devonian
{{Period start|Devonian}}
→ 419.2{{Period start/sandbox|Devonian}}
→ 419.2
Early devonian
{{Period start|Early devonian}}
→ 419.2{{Period start/sandbox|Early devonian}}
→ 419.2
Lower devonian
{{Period start|Lower devonian}}
→ 419.2{{Period start/sandbox|Lower devonian}}
→ 419.2
Lochkovian
{{Period start|Lochkovian}}
→ 419.2{{Period start/sandbox|Lochkovian}}
→ 419.2
Downtonian
{{Period start|Downtonian}}
→ 419.2{{Period start/sandbox|Downtonian}}
→ 419.2
Pragian
{{Period start|Pragian}}
→ 410.8{{Period start/sandbox|Pragian}}
→ 410.8
Praghian
{{Period start|Praghian}}
→ 410.8{{Period start/sandbox|Praghian}}
→ 410.8
Emsian
{{Period start|Emsian}}
→ 407.6{{Period start/sandbox|Emsian}}
→ 407.6
Middle devonian
{{Period start|Middle devonian}}
→ 393.3{{Period start/sandbox|Middle devonian}}
→ 393.3
Mid devonian
{{Period start|Mid devonian}}
→ 393.3{{Period start/sandbox|Mid devonian}}
→ 393.3
Eifelian
{{Period start|Eifelian}}
→ 393.3{{Period start/sandbox|Eifelian}}
→ 393.3
Givetian
{{Period start|Givetian}}
→ 387.7{{Period start/sandbox|Givetian}}
→ 387.7
Late devonian
{{Period start|Late devonian}}
→ 382.7{{Period start/sandbox|Late devonian}}
→ 382.7
Upper devonian
{{Period start|Upper devonian}}
→ 382.7{{Period start/sandbox|Upper devonian}}
→ 382.7
Frasnian
{{Period start|Frasnian}}
→ 382.7{{Period start/sandbox|Frasnian}}
→ 382.7
Famennian
{{Period start|Famennian}}
→ 372.2{{Period start/sandbox|Famennian}}
→ 372.2
Early carboniferous
{{Period start|Early carboniferous}}
→ 358.9{{Period start/sandbox|Early carboniferous}}
→ 358.9
Lower carboniferous
{{Period start|Lower carboniferous}}
→ 358.9{{Period start/sandbox|Lower carboniferous}}
→ 358.9
Carboniferous
{{Period start|Carboniferous}}
→ 358.9{{Period start/sandbox|Carboniferous}}
→ 358.9
Mississippian
{{Period start|Mississippian}}
→ 358.9{{Period start/sandbox|Mississippian}}
→ 358.9
Early mississippian
{{Period start|Early mississippian}}
→ 358.9{{Period start/sandbox|Early mississippian}}
→ 358.9
Lower mississippian
{{Period start|Lower mississippian}}
→ 358.9{{Period start/sandbox|Lower mississippian}}
→ 358.9
Tournaisian
{{Period start|Tournaisian}}
→ 358.9{{Period start/sandbox|Tournaisian}}
→ 358.9
Middle mississippian
{{Period start|Middle mississippian}}
→ 346.7{{Period start/sandbox|Middle mississippian}}
→ 346.7
Visean
{{Period start|Visean}}
→ 346.7{{Period start/sandbox|Visean}}
→ 346.7
Late mississippian
{{Period start|Late mississippian}}
→ 330.9{{Period start/sandbox|Late mississippian}}
→ 330.9
Serpukhovian
{{Period start|Serpukhovian}}
→ 330.9{{Period start/sandbox|Serpukhovian}}
→ 330.9
Namurian
{{Period start|Namurian}}
→ 326{{Period start/sandbox|Namurian}}
→ 326
Upper carboniferous
{{Period start|Upper carboniferous}}
→ 323.2{{Period start/sandbox|Upper carboniferous}}
→ 323.2
Late carboniferous
{{Period start|Late carboniferous}}
→ 323.2{{Period start/sandbox|Late carboniferous}}
→ 323.2
Pennsylvanian
{{Period start|Pennsylvanian}}
→ 323.2{{Period start/sandbox|Pennsylvanian}}
→ 323.2
Early pennsylvanian
{{Period start|Early pennsylvanian}}
→ 323.2{{Period start/sandbox|Early pennsylvanian}}
→ 323.2
Lower pennsylvanian
{{Period start|Lower pennsylvanian}}
→ 323.2{{Period start/sandbox|Lower pennsylvanian}}
→ 323.2
Bashkirian
{{Period start|Bashkirian}}
→ 323.2{{Period start/sandbox|Bashkirian}}
→ 323.2
Westphalian
{{Period start|Westphalian}}
→ 313{{Period start/sandbox|Westphalian}}
→ 313
Middle pennsylvanian
{{Period start|Middle pennsylvanian}}
→ 315.2{{Period start/sandbox|Middle pennsylvanian}}
→ 315.2
Moscovian
{{Period start|Moscovian}}
→ 315.2{{Period start/sandbox|Moscovian}}
→ 315.2
Late pennsylvanian
{{Period start|Late pennsylvanian}}
→ 307{{Period start/sandbox|Late pennsylvanian}}
→ 307
Kasimovian
{{Period start|Kasimovian}}
→ 307{{Period start/sandbox|Kasimovian}}
→ 307
Stephanian
{{Period start|Stephanian}}
→ 304{{Period start/sandbox|Stephanian}}
→ 304
Gzhelian
{{Period start|Gzhelian}}
→ 303.7{{Period start/sandbox|Gzhelian}}
→ 303.7
Permian
{{Period start|Permian}}
→ 298.9{{Period start/sandbox|Permian}}
→ 298.9
Early permian
{{Period start|Early permian}}
→ 298.9{{Period start/sandbox|Early permian}}
→ 298.9
Lower permian
{{Period start|Lower permian}}
→ 298.9{{Period start/sandbox|Lower permian}}
→ 298.9
Cisuralian
{{Period start|Cisuralian}}
→ 298.9{{Period start/sandbox|Cisuralian}}
→ 298.9
Asselian
{{Period start|Asselian}}
→ 298.9{{Period start/sandbox|Asselian}}
→ 298.9
Sakmarian
{{Period start|Sakmarian}}
→ 293.52{{Period start/sandbox|Sakmarian}}
→ 293.52
Artinskian
{{Period start|Artinskian}}
→ 290.1{{Period start/sandbox|Artinskian}}
→ 290.1
Kungurian
{{Period start|Kungurian}}
→ 283.5{{Period start/sandbox|Kungurian}}
→ 283.5
Guadalupian
{{Period start|Guadalupian}}
→ 273.01{{Period start/sandbox|Guadalupian}}
→ 273.01
Middle permian
{{Period start|Middle permian}}
→ 273.01{{Period start/sandbox|Middle permian}}
→ 273.01
Mid permian
{{Period start|Mid permian}}
→ 273.01{{Period start/sandbox|Mid permian}}
→ 273.01
Roadian
{{Period start|Roadian}}
→ 273.01{{Period start/sandbox|Roadian}}
→ 273.01
Ufimian
{{Period start|Ufimian}}
→ 273.01{{Period start/sandbox|Ufimian}}
→ 273.01
Wordian
{{Period start|Wordian}}
→ 266.9{{Period start/sandbox|Wordian}}
→ 266.9
Capitanian
{{Period start|Capitanian}}
→ 264.28{{Period start/sandbox|Capitanian}}
→ 264.28
Late permian
{{Period start|Late permian}}
→ 259.51{{Period start/sandbox|Late permian}}
→ 259.51
Upper permian
{{Period start|Upper permian}}
→ 259.51{{Period start/sandbox|Upper permian}}
→ 259.51
Lopingian
{{Period start|Lopingian}}
→ 259.51{{Period start/sandbox|Lopingian}}
→ 259.51
Wuchiapingian
{{Period start|Wuchiapingian}}
→ 259.51{{Period start/sandbox|Wuchiapingian}}
→ 259.51
Longtanian
{{Period start|Longtanian}}
→ 259.51{{Period start/sandbox|Longtanian}}
→ 259.51
Changhsingian
{{Period start|Changhsingian}}
→ 254.14{{Period start/sandbox|Changhsingian}}
→ 254.14
Mesozoic
{{Period start|Mesozoic}}
→ 251.902{{Period start/sandbox|Mesozoic}}
→ 251.902
Triassic
{{Period start|Triassic}}
→ 251.902{{Period start/sandbox|Triassic}}
→ 251.902
Early triassic
{{Period start|Early triassic}}
→ 251.902{{Period start/sandbox|Early triassic}}
→ 251.902
Lower triassic
{{Period start|Lower triassic}}
→ 251.902{{Period start/sandbox|Lower triassic}}
→ 251.902
Induan
{{Period start|Induan}}
→ 251.902{{Period start/sandbox|Induan}}
→ 251.902
Olenekian
{{Period start|Olenekian}}
→ 251.2{{Period start/sandbox|Olenekian}}
→ 251.2
Spathian
{{Period start|Spathian}}
→ 251.2{{Period start/sandbox|Spathian}}
→ 251.2
Middle triassic
{{Period start|Middle triassic}}
→ 247.2{{Period start/sandbox|Middle triassic}}
→ 247.2
Mid triassic
{{Period start|Mid triassic}}
→ 247.2{{Period start/sandbox|Mid triassic}}
→ 247.2
Anisian
{{Period start|Anisian}}
→ 247.2{{Period start/sandbox|Anisian}}
→ 247.2
Ladinian
{{Period start|Ladinian}}
→ 242{{Period start/sandbox|Ladinian}}
→ 242
Late triassic
{{Period start|Late triassic}}
→ 237{{Period start/sandbox|Late triassic}}
→ 237
Upper triassic
{{Period start|Upper triassic}}
→ 237{{Period start/sandbox|Upper triassic}}
→ 237
Carnian
{{Period start|Carnian}}
→ 237{{Period start/sandbox|Carnian}}
→ 237
Norian
{{Period start|Norian}}
→ 227{{Period start/sandbox|Norian}}
→ 227
Rhaetian
{{Period start|Rhaetian}}
→ 208.5{{Period start/sandbox|Rhaetian}}
→ 208.5
Jurassic
{{Period start|Jurassic}}
→ 201.4{{Period start/sandbox|Jurassic}}
→ 201.4
Early jurassic
{{Period start|Early jurassic}}
→ 201.4{{Period start/sandbox|Early jurassic}}
→ 201.4
Lower jurassic
{{Period start|Lower jurassic}}
→ 201.4{{Period start/sandbox|Lower jurassic}}
→ 201.4
Hettangian
{{Period start|Hettangian}}
→ 201.4{{Period start/sandbox|Hettangian}}
→ 201.4
Sinemurian
{{Period start|Sinemurian}}
→ 199.5{{Period start/sandbox|Sinemurian}}
→ 199.5
Pliensbachian
{{Period start|Pliensbachian}}
→ 192.9{{Period start/sandbox|Pliensbachian}}
→ 192.9
Toarcian
{{Period start|Toarcian}}
→ 184.2{{Period start/sandbox|Toarcian}}
→ 184.2
Middle jurassic
{{Period start|Middle jurassic}}
→ 174.7{{Period start/sandbox|Middle jurassic}}
→ 174.7
Mid jurassic
{{Period start|Mid jurassic}}
→ 174.7{{Period start/sandbox|Mid jurassic}}
→ 174.7
Aalenian
{{Period start|Aalenian}}
→ 174.7{{Period start/sandbox|Aalenian}}
→ 174.7
Bajocian
{{Period start|Bajocian}}
→ 170.9{{Period start/sandbox|Bajocian}}
→ 170.9
Bathonian
{{Period start|Bathonian}}
→ 168.2{{Period start/sandbox|Bathonian}}
→ 168.2
Callovian
{{Period start|Callovian}}
→ 165.3{{Period start/sandbox|Callovian}}
→ 165.3
Late jurassic
{{Period start|Late jurassic}}
→ 161.5{{Period start/sandbox|Late jurassic}}
→ 161.5
Upper jurassic
{{Period start|Upper jurassic}}
→ 161.5{{Period start/sandbox|Upper jurassic}}
→ 161.5
Oxfordian
{{Period start|Oxfordian}}
→ 161.5{{Period start/sandbox|Oxfordian}}
→ 161.5
Kimmeridgian
{{Period start|Kimmeridgian}}
→ 154.8{{Period start/sandbox|Kimmeridgian}}
→ 154.8
Tithonian
{{Period start|Tithonian}}
→ 149.2{{Period start/sandbox|Tithonian}}
→ 149.2
Cretaceous
{{Period start|Cretaceous}}
→ 145{{Period start/sandbox|Cretaceous}}
→ 145
Early cretaceous
{{Period start|Early cretaceous}}
→ 145{{Period start/sandbox|Early cretaceous}}
→ 145
Lower cretaceous
{{Period start|Lower cretaceous}}
→ 145{{Period start/sandbox|Lower cretaceous}}
→ 145
Berriasian
{{Period start|Berriasian}}
→ 145{{Period start/sandbox|Berriasian}}
→ 145
Neocomian
{{Period start|Neocomian}}
→ 145{{Period start/sandbox|Neocomian}}
→ 145
Valanginian
{{Period start|Valanginian}}
→ 139.8{{Period start/sandbox|Valanginian}}
→ 139.8
Hauterivian
{{Period start|Hauterivian}}
→ 132.6{{Period start/sandbox|Hauterivian}}
→ 132.6
Barremian
{{Period start|Barremian}}
→ 125.77{{Period start/sandbox|Barremian}}
→ 125.77
Gallic
{{Period start|Gallic}}
→ 125.77{{Period start/sandbox|Gallic}}
→ 125.77
Aptian
{{Period start|Aptian}}
→ 121.4{{Period start/sandbox|Aptian}}
→ 121.4
Albian
{{Period start|Albian}}
→ 113{{Period start/sandbox|Albian}}
→ 113
Late cretaceous
{{Period start|Late cretaceous}}
→ 100.5{{Period start/sandbox|Late cretaceous}}
→ 100.5
Upper cretaceous
{{Period start|Upper cretaceous}}
→ 100.5{{Period start/sandbox|Upper cretaceous}}
→ 100.5
Cenomanian
{{Period start|Cenomanian}}
→ 100.5{{Period start/sandbox|Cenomanian}}
→ 100.5
Turonian
{{Period start|Turonian}}
→ 93.9{{Period start/sandbox|Turonian}}
→ 93.9
Coniacian
{{Period start|Coniacian}}
→ 89.8{{Period start/sandbox|Coniacian}}
→ 89.8
Senonian
{{Period start|Senonian}}
→ 89.8{{Period start/sandbox|Senonian}}
→ 89.8
Santonian
{{Period start|Santonian}}
→ 86.3{{Period start/sandbox|Santonian}}
→ 86.3
Campanian
{{Period start|Campanian}}
→ 83.6{{Period start/sandbox|Campanian}}
→ 83.6
Maastrichtian
{{Period start|Maastrichtian}}
→ 72.1{{Period start/sandbox|Maastrichtian}}
→ 72.1
Cenozoic
{{Period start|Cenozoic}}
→ 66{{Period start/sandbox|Cenozoic}}
→ 66
Paleogene
{{Period start|Paleogene}}
→ 66{{Period start/sandbox|Paleogene}}
→ 66
Paleocene
{{Period start|Paleocene}}
→ 66{{Period start/sandbox|Paleocene}}
→ 66
Early paleocene
{{Period start|Early paleocene}}
→ 66{{Period start/sandbox|Early paleocene}}
→ 66
Lower paleocene
{{Period start|Lower paleocene}}
→ 66{{Period start/sandbox|Lower paleocene}}
→ 66
Tertiary
{{Period start|Tertiary}}
→ 66{{Period start/sandbox|Tertiary}}
→ 66
Danian
{{Period start|Danian}}
→ 66{{Period start/sandbox|Danian}}
→ 66
Puercan
{{Period start|Puercan}}
→ 65{{Period start/sandbox|Puercan}}
→ 65
Torrejonian
{{Period start|Torrejonian}}
→ 63.3{{Period start/sandbox|Torrejonian}}
→ 63.3
Middle paleocene
{{Period start|Middle paleocene}}
→ 61.6{{Period start/sandbox|Middle paleocene}}
→ 61.6
Selandian
{{Period start|Selandian}}
→ 61.6{{Period start/sandbox|Selandian}}
→ 61.6
Tiffanian
{{Period start|Tiffanian}}
→ 60.2{{Period start/sandbox|Tiffanian}}
→ 60.2
Late paleocene
{{Period start|Late paleocene}}
→ 59.2{{Period start/sandbox|Late paleocene}}
→ 59.2
Thanetian
{{Period start|Thanetian}}
→ 59.2{{Period start/sandbox|Thanetian}}
→ 59.2
Clarkforkian
{{Period start|Clarkforkian}}
→ 56.8{{Period start/sandbox|Clarkforkian}}
→ 56.8
Eocene
{{Period start|Eocene}}
→ 56{{Period start/sandbox|Eocene}}
→ 56
Early eocene
{{Period start|Early eocene}}
→ 56{{Period start/sandbox|Early eocene}}
→ 56
Lower eocene
{{Period start|Lower eocene}}
→ 56{{Period start/sandbox|Lower eocene}}
→ 56
Ypresian
{{Period start|Ypresian}}
→ 56{{Period start/sandbox|Ypresian}}
→ 56
Mp 10
{{Period start|Mp 10}}
→ 56{{Period start/sandbox|Mp 10}}
→ 56
Wasatchian
{{Period start|Wasatchian}}
→ 55.4{{Period start/sandbox|Wasatchian}}
→ 55.4
Bridgerian
{{Period start|Bridgerian}}
→ 50.3{{Period start/sandbox|Bridgerian}}
→ 50.3
Middle eocene
{{Period start|Middle eocene}}
→ 47.8{{Period start/sandbox|Middle eocene}}
→ 47.8
Lutetian
{{Period start|Lutetian}}
→ 47.8{{Period start/sandbox|Lutetian}}
→ 47.8
Mp 11
{{Period start|Mp 11}}
→ 47.8{{Period start/sandbox|Mp 11}}
→ 47.8
Uintan
{{Period start|Uintan}}
→ 46.2{{Period start/sandbox|Uintan}}
→ 46.2
Duchesnean
{{Period start|Duchesnean}}
→ 42{{Period start/sandbox|Duchesnean}}
→ 42
Bartonian
{{Period start|Bartonian}}
→ 41.2{{Period start/sandbox|Bartonian}}
→ 41.2
Chadronian
{{Period start|Chadronian}}
→ 38{{Period start/sandbox|Chadronian}}
→ 38
Late eocene
{{Period start|Late eocene}}
→ 37.71{{Period start/sandbox|Late eocene}}
→ 37.71
Priabonian
{{Period start|Priabonian}}
→ 37.71{{Period start/sandbox|Priabonian}}
→ 37.71
Oligocene
{{Period start|Oligocene}}
→ 33.9{{Period start/sandbox|Oligocene}}
→ 33.9
Early oligocene
{{Period start|Early oligocene}}
→ 33.9{{Period start/sandbox|Early oligocene}}
→ 33.9
Lower oligocene
{{Period start|Lower oligocene}}
→ 33.9{{Period start/sandbox|Lower oligocene}}
→ 33.9
Rupelian
{{Period start|Rupelian}}
→ 33.9{{Period start/sandbox|Rupelian}}
→ 33.9
Orellan
{{Period start|Orellan}}
→ 33.9{{Period start/sandbox|Orellan}}
→ 33.9
Whitneyan
{{Period start|Whitneyan}}
→ 33.3{{Period start/sandbox|Whitneyan}}
→ 33.3
Arikeean
{{Period start|Arikeean}}
→ 30.6{{Period start/sandbox|Arikeean}}
→ 30.6
Late oligocene
{{Period start|Late oligocene}}
→ 27.82{{Period start/sandbox|Late oligocene}}
→ 27.82
Chattian
{{Period start|Chattian}}
→ 27.82{{Period start/sandbox|Chattian}}
→ 27.82
Neogene
{{Period start|Neogene}}
→ 23.03{{Period start/sandbox|Neogene}}
→ 23.03
Miocene
{{Period start|Miocene}}
→ 23.03{{Period start/sandbox|Miocene}}
→ 23.03
Early miocene
{{Period start|Early miocene}}
→ 23.03{{Period start/sandbox|Early miocene}}
→ 23.03
Lower miocene
{{Period start|Lower miocene}}
→ 23.03{{Period start/sandbox|Lower miocene}}
→ 23.03
Aquitanian
{{Period start|Aquitanian}}
→ 23.03{{Period start/sandbox|Aquitanian}}
→ 23.03
Hemingfordian
{{Period start|Hemingfordian}}
→ 20.6{{Period start/sandbox|Hemingfordian}}
→ 20.6
Burdigalian
{{Period start|Burdigalian}}
→ 20.44{{Period start/sandbox|Burdigalian}}
→ 20.44
Barstovian
{{Period start|Barstovian}}
→ 16.3{{Period start/sandbox|Barstovian}}
→ 16.3
Middle miocene
{{Period start|Middle miocene}}
→ 15.98{{Period start/sandbox|Middle miocene}}
→ 15.98
Langhian
{{Period start|Langhian}}
→ 15.98{{Period start/sandbox|Langhian}}
→ 15.98
Serravallian
{{Period start|Serravallian}}
→ 13.82{{Period start/sandbox|Serravallian}}
→ 13.82
Clarendonian
{{Period start|Clarendonian}}
→ 13.6{{Period start/sandbox|Clarendonian}}
→ 13.6
Late miocene
{{Period start|Late miocene}}
→ 11.63{{Period start/sandbox|Late miocene}}
→ 11.63
Tortonian
{{Period start|Tortonian}}
→ 11.63{{Period start/sandbox|Tortonian}}
→ 11.63
Hemphillian
{{Period start|Hemphillian}}
→ 10.3{{Period start/sandbox|Hemphillian}}
→ 10.3
Messinian
{{Period start|Messinian}}
→ 7.246{{Period start/sandbox|Messinian}}
→ 7.246
Pliocene
{{Period start|Pliocene}}
→ 5.333{{Period start/sandbox|Pliocene}}
→ 5.333
Early pliocene
{{Period start|Early pliocene}}
→ 5.333{{Period start/sandbox|Early pliocene}}
→ 5.333
Lower pliocene
{{Period start|Lower pliocene}}
→ 5.333{{Period start/sandbox|Lower pliocene}}
→ 5.333
Zanclean
{{Period start|Zanclean}}
→ 5.333{{Period start/sandbox|Zanclean}}
→ 5.333
Blancan
{{Period start|Blancan}}
→ 4.75{{Period start/sandbox|Blancan}}
→ 4.75
Late pliocene
{{Period start|Late pliocene}}
→ 3.6{{Period start/sandbox|Late pliocene}}
→ 3.6
Piacenzian
{{Period start|Piacenzian}}
→ 3.6{{Period start/sandbox|Piacenzian}}
→ 3.6
Quaternary
{{Period start|Quaternary}}
→ 2.58{{Period start/sandbox|Quaternary}}
→ 2.58
Pleistocene
{{Period start|Pleistocene}}
→ 2.58{{Period start/sandbox|Pleistocene}}
→ 2.58
Early pleistocene
{{Period start|Early pleistocene}}
→ 2.58{{Period start/sandbox|Early pleistocene}}
→ 2.58
Lower pleistocene
{{Period start|Lower pleistocene}}
→ 2.58{{Period start/sandbox|Lower pleistocene}}
→ 2.58
Gelasian
{{Period start|Gelasian}}
→ 2.58{{Period start/sandbox|Gelasian}}
→ 2.58
Calabrian
{{Period start|Calabrian}}
→ 1.8{{Period start/sandbox|Calabrian}}
→ 1.8
Irvingtonian
{{Period start|Irvingtonian}}
→ 1.8{{Period start/sandbox|Irvingtonian}}
→ 1.8
Middle pleistocene
{{Period start|Middle pleistocene}}
→ 0.774{{Period start/sandbox|Middle pleistocene}}
→ 0.774
Chibanian
{{Period start|Chibanian}}
→ 0.774{{Period start/sandbox|Chibanian}}
→ 0.774
Ionian
{{Period start|Ionian}}
→ 0.774{{Period start/sandbox|Ionian}}
→ 0.774
Rancholabrean
{{Period start|Rancholabrean}}
→ 0.24{{Period start/sandbox|Rancholabrean}}
→ 0.24
Late pleistocene
{{Period start|Late pleistocene}}
→ 0.129{{Period start/sandbox|Late pleistocene}}
→ 0.129
Upper Pleistocene
{{Period start|Upper Pleistocene}}
→ 0.129{{Period start/sandbox|Upper Pleistocene}}
→ 0.129
Tarantian
{{Period start|Tarantian}}
→ 0.129{{Period start/sandbox|Tarantian}}
→ 0.129
Holocene
{{Period start|Holocene}}
→ 0.0117{{Period start/sandbox|Holocene}}
→ 0.0117
Early Holocene
{{Period start|Early Holocene}}
→ 0.0117{{Period start/sandbox|Early Holocene}}
→ 0.0117
Lower Holocene
{{Period start|Lower Holocene}}
→ 0.0117{{Period start/sandbox|Lower Holocene}}
→ 0.0117
Greenlandian
{{Period start|Greenlandian}}
→ 0.0117{{Period start/sandbox|Greenlandian}}
→ 0.0117
Middle Holocene
{{Period start|Middle Holocene}}
→ 0.0082{{Period start/sandbox|Middle Holocene}}
→ 0.0082
Northgrippian
{{Period start|Northgrippian}}
→ 0.0082{{Period start/sandbox|Northgrippian}}
→ 0.0082
Upper Holocene
{{Period start|Upper Holocene}}
→ 0.0042{{Period start/sandbox|Upper Holocene}}
→ 0.0042
Late Holocene
{{Period start|Late Holocene}}
→ 0.0042{{Period start/sandbox|Late Holocene}}
→ 0.0042
Meghalayan
{{Period start|Meghalayan}}
→ 0.0042{{Period start/sandbox|Meghalayan}}
→ 0.0042
Now
{{Period start|Now}}
→ 0{{Period start/sandbox|Now}}
→ 0
Recent
{{Period start|Recent}}
→ 0{{Period start/sandbox|Recent}}
→ 0
Present
{{Period start|Present}}
→ 0{{Period start/sandbox|Present}}
→ 0
Current
{{Period start|Current}}
→ 0{{Period start/sandbox|Current}}
→ 0