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International Commission on Stratigraphy - basic table


Time Scale Enlarge me!!!


Eon Era Period end - began (Mya)
Phanerozoic Eon: PH Cenozoic Era: CZ Quaternary Q 0 - 1.81
Neogene N 1.81 - 23.8
Paleogene E 23.8 - 65.5
Mesozoic Era: MZ Cretaceous K 65.5 - 142.0
Jurassic J 142.0 - 205.1
Triassic T 205.1 - 251.4
Paleozoic Era: PZ Permian P 251.4 - 292
Carboniferous C 292 - 354
Devonian D 354 - 417
Silurian S 417 - 440
Ordovician O 440 - 495
Cambrian Є 495 - 545
Proterozoic PR Neoproterozoic NP 540 - 1000
Mesoproterozoic MP 1000 - 1600
Paleoproterozoic PP 1600 - 2500
Archean AR Neoarchean NA   2500 - 2800
Mesoarchean MA   2800 - 3200
Paleoarchean PA   3200 - 3600
Eoarchean EA   3600 -

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Harland et al - basic table

eon era period when began
myrs ago		 duration
myrs
Phanerozoic Cenozoic Quaternary 1.64 1.64
Tertiary 65 63.4
Mesozoic Cretaceous 144.2 79.2
Jurassic 205.7 61.5
Triassic 248.2 42.5
Palaeozoic Permian 290 45
Carboniferous 362.5 72.5
Devonian 408.5 46
Silurian 439 30.5
Ordovician 510 71
Cambrian 570 60
Precambrian Proterozoic Sinian 
(late Proterozoic)		 Vendian 610 40
Sturtian 800 190
Riphean;
(middle Proterozoic)		   1600 800
Animikean   2200 400
Huronian   2450 150
Archaean Randian   2800 350
Swazian   3500 700
Izuan   3800 300
Hadean   4560 760

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International Commission on Stratigraphy - detailed table

Eon Era Period Epoch Age end - began (Mya)
Phanerozoic Eon: PH Cenozoic Era: CZ Quaternary Q Holocene Q2   0 - 0.01
Pleistocene Q1 Calabrian 0.01 - 1.81
Neogene N Pliocene N2 Gelasian n9 1.81 - 2.58
Piacenzian n8 2.58 - 3.60
Zanclian n7 3.60 - 5.32
Miocene N1 Messinian n6 5.32 - 7.12
Tortonian n5 7.12 - 11.2
Serravallian n4 11.2 - 14.8
Langhian n3 14.8 - 16.4
Burdigalian n2 16.4 - 20.5
Aquitanian n1 20.5 - 23.8
Paleogene E Oligocene E3 Chattian e9 23.8 - 28.5
Rupelian e8 28.5 - 33.7
Eocene E2 Priabonian e7 33.7 - 37.0
Bartonian e6 37.0 - 41.3
Lutetian e5 41.3 - 49.0
Ypresian e4 49.0 - 55.0
Paleocene E1 Thanetian e3 55.0 - 57.9
Selandian e2 57.9 - 61.0
Danian e1 61.0 - 65.5
Mesozoic Era: MZ Cretaceous K Upper/Late K2 Maastrichtian k6 65.5 - 71.3
Campanian k5 71.3 - 83.5
Santonian k4 83.5 - 85.8
Coniacian k3 85.8 - 89.0
Turonian k2 89.0 - 93.5
Cenomanian k1 93.5 - 98.9
Lower/Early K1 Albian b6 98.9 - 112.2
Aptian b5 112.2 - 121.0
Barremian b4 121.0 - 127.0
Hauterivian b3 127.0 - 132.0
Valanginian b2 132.0 - 136.5
Berriasian b1 136.5 - 142.0
Jurassic J Upper/Late J3 Tithonian j7 142.0 - 150.7
Kimmeridgian j6 150.7 - 154.1
Oxfordian j5 154.1 - 159.4
Middle J2 Callovian j4 159.4 - 164.4
Bathonian j3 164.4 - 169.2
Bajocian j2 169.2 - 176.5
Aalenian j1 176.5 - 180.1
Lower/Early J1 Toarcian l4 180.1 - 189.6
Pliensbachian l3 189.6 - 195.3
Sinemurian l2 195.3 - 201.9
Hettangian l1 201.9 - 205.1
Triassic T Upper/Late T3 Rhaetian t7 205.1 - 209.6
Norian t6 209.6 - 220.7
Carnian t5 220.7 - 227.4
Middle T2 Ladinian t4 227.4 - 234.3
Anisian t3 234.3 - 241.7
Lower/Early T1 Olenekian t2 241.7 - 244.8
Induan t1 244.8 - 250
Paleozoic Era: PZ Permian P Lopingian P3 Changxingian p9 251.4 - 253.4
Wuchiapingian p8 -
Guadalupian P2 Capitanian p7 - 265
Wordian p6 265 -
Roadian p5 -
Cisuralian P1 Kungurian p4 -
Artinskian p3 - 283
Sakmarian p2 283 -
Asselian p1 - 292
Carboniferous C Pennsylvanian C2 Gzhelian c7 292 -
Kasimovian c6 -
Moscovian c5 -
Bashkirian c4 - 320
Mississippian C1 Serpukhovian c3 320 - 327
Viséan c2 327 - 342
Tournaisian c1 342 - 354
Devonian D Upper/Late D3 Famennian d7 354 - 364
Frasnian d6 364 - 370
Middle D2 Givetian d5 370 - 380
Eifelian d4 380 - 391
Lower/Early D1 Emsian d3 391 - 400
Pragian d2 400 - 412
Lochkovian d1 412 - 417
Silurian S Pridoli S4 s8 417 - 419
Ludlow S3 Ludfordian s7 419 -
Gorstian s6 - 423
Wenlock S2 Homerian s5 423 -
Sheinwoodian s4 - 428
Llandovery S1 Telychian s3 428 -
Aeronian s2 -
Rhuddanian s1 - 440
Ordovician O Upper/Late O3 "Sixth Stage" 440 -
"Fifth Stage" -
Middle O2 Darriwillien - 467.5
"Third Stage" -
Lower/Early O1 "Second Stage" -
Tremadoc - 495
Cambrian Є Upper/Late Є3   495 - 500
Middle Є2   500 - 520
Lower/Early Є1   520 - 545
Proterozoic PR Neoproterozoic NP Neoproterozoic III NP3   540 - 650
Cryogenian NP2   650 - 850
Tonian NP1   850 - 1000
Mesoproterozoic MP Stenian MP3   1000 - 1200
Ectasian MP2   1200 - 1400
Calymmian MP1   1400 - 1600
Paleoproterozoic PP Statherian PP4   1600 - 1800
Orosirian PP3   1800 - 2050
Rhyacian PP2   2050 - 2300
Siderian PP1   2300 - 2500
Archean AR Neoarchean NA   2500 - 2800
Mesoarchean MA   2800 - 3200
Paleoarchean PA   3200 - 3600
Eoarchean EA   3600 -



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Harland et al - detailed table

era Sub-Era
Period
Epoch
Age
 Start (mya)
Cenozoic Quaternary or Pleistogene Holocene 0.01
Pleistocene 1.64
Tertiary Neogene Pliocene Piacenzian 3.4
Zanclian 5.2
Miocene Messinian 6.7
Tortonian 10.4
Serravallian 14.2
Langhian 16.3
Burdigalian 21.5
Aquitanian 23.3
Paleogene Oligocene Chattian 29.3
Rupelian 35.4
Eocene Priabonian 38.6
Bartonian 42.1
Lutetian 50.0
Ypresian 56.5
Paleocene Thanetian 60.5
Danian 65.0
Mesozoic Cretaceous Gulf Senonian Maastrichtian 74.0
Campanian 83.0
Santonian 86.6
Coniacian 88.5
Gallic Turonian 90.4
Cenomanian 97.0
K1 Albian 112.0
Aptian 124.5
Barremian 131.8
Neocomian Hauterivian 135.0
Valanginian 140.7
Berriasian 145.6
Jurassic Malm Tithonian 152.1
Kimmeridgian 154.7
Oxfordian 157.1
Dogger Callovian 161.3
Bathonian 166.1
Bajocian 173.5
Aalenian 178.0
Lias Toarcian 187.0
Pliensbachian 194.5
Sinemurian 203.5
Hettangian 208.0
Triassic Tr3 Rhaetian 209.5
Norian 223.4
Carnian 235.0
Tr2 Ladinian 239.5
Anisian 241.1
Scythian Spathian 241.9
Nammalian 243.4
Griesbachian 245.0
Palaeozoic Permian Zechstein Changxingian
(Tatarian)		 247.5
Longtanian 250.0
Capitanian 252.5
Wordian 255.0
Ufimian 256.1
Rotliegendes Kungurian 259.7
Artinskian 268.8
Sakmarian 281.5
Asselian 290.0
Carboniferous Pennsylvanian Gzelian Noginskian 293.6
Klazminskian 295.1
Kasimovian Dorogomilovskian 298.3
Chamovnicheskian 299.9
Krevyakinskian 303.0
Moscovian Myachkovskian 305.0
Podolskian 307.1
Kashirskian 309.2
Vereiskian 311.3
Bashkirian Melekesskian 313.4
Cheremshanskian 318.3
Yeadonian 320.6
Marsdenian 321.5
Kinderscoutian 322.8
Mississippian Serpukhovian Alportian 325.6
Chokierian 328.3
Arnsbergian 331.1
Pendleian 332.9
Viséan Brigantian 336.0
Asbian 339.4
Holkerian 342.8
Arundian 345.0
Chadian 349.5
Tournaisian Ivorian 353.8
Hastarian 362.5
Devonian Upper Famennian 367.0
Frasnian 377.4
Middle Givetian 380.8
Eifelian 386.0
Lower Emsian 390.4
Pragian 396.3
Lochkovian 408.5
Silurian Pridoli 410.7
Ludlow Ludfordian 415.1
Gorstian 424.0
Wenlock Gleedonian 425.4
Whitwellian 426.1
Sheinwoodian 430.4
Llandovery Telychian 432.6
Aeronian 436.9
Rhuddanian 439.0
Ordovician Bala Hirnantian Hirnantian 439.5
Rawtheyan 440.1
Cautleyan 440.6
Pusgillian 443.1
Caradoc Onnian 444.0
Actonian 444.5
Marshbrookian 447.1
Longvillian 449.7
Soudleyan 457.5
Harnagian 462.3
Costonian 463.9
Dyfed Llandeilo Late 465.4
Mid 467.0
Early 468.6
Llanvirn Late 472.7
Early 476.1
Canadian Arenig 493.0
Tremadoc 510.0
Cambrian Merioneth Dolgellian 514.1
Maentwrogian 517.2
St David's Menevian 530.2
Solvan 536.0
Caerfai Lenian 553.7
Atdabanian 560.0
Tommotian 570.0
Proterozoic Sinian Vendian Ediacara Poundian 580
Wonokan 590
Varanger Mortensnes 600
Smalfjord 610
Sturtian 825
Riphean Karatau 1100
Yurmatian 1375
Burzyan 1675
Animikean 2225
Huronian 2475
Archaean Randian 2825
Swazian 3525
Isuan 3875
Priscoan Hadean Early Imbrian 3900
Nectarian 3975
Basin Groups 4150
Cryptic 4560



For more and very well done informations link to "www.paleos.com"

Sources:
printed reference Harland W.B., et al., "A Geologic Time Scale 1989," Cambridge University Press: Cambridge UK, Revised Edition, 1990.
printed referenceAllaby A. & Allaby M., eds, "A Dictionary of Earth Sciences," [1990], Oxford University Press: Oxford UK, Second Edition, 1999.

Time Scale Enlarge me!!!