Cambrian of Siberia

The interval definitions in this timescale are derived from the following sources:

  • F. M. Gradstein, J. G. Ogg, M. D. Schmitz and G. M. Ogg. 2020. Geologic Time Scale 2020 view
  • W. B. Harland, R. L. Armstrong, A. V. Cox, L. E. Craig, A. G. Smith and D. G. Smith. 1990. A Geologic Time Scale 1989. view
  • D. H. Erwin and S. A. Bowring. 2004. Cambrian time scale. view
  • F. M. Gradstein, J. G. Ogg, and A. G. Smith. 2004. A Geologic Time Scale 2004 1-589 view
  • B. D. Webby. 1998. Steps toward a global standard for Ordovician stratigraphy. Newsletters in Stratigraphy 36:1-33 view

There are 15 timescales which overlap this one. show

Interval boundaries marked with * have been interpolated based on the differences between the ages for international timescale boundaries quoted in the source and the currently accepted ages for those boundaries.

Interval names marked with † are no longer in current use.

This timescale is used in the definition of 2283 collections

Show more time

Show linear time

International Chronostratigraphic TimescaleCambrian of SiberiaCambrian of ChinaOrdovician of the BalticOrdovician of ChinaCambrian of North America
OrdovicianLate OrdovicianHirnantianHarjuPorkuniHirnantianXiaoxita †/ShikouWufeng †443.8
KatianPirguChientangkiangian445.2
Neichianshanian/Hanjiang449.5
Vormsi449.6 *
NabalaJohvi †450 *
ViruRakvere450.6 *
Oandu452 *
SandbianKeilaIdavere †453
Haljala453.9
Kukruse456.4 *
UhakuAluoja †457.5 *
Middle OrdovicianDarriwilianDarriwilianGuniu †/Hulo458.4
Lasnamagi458.9 *
Aseri460.4 *
OelandKunda462.9 *
Valaste †/Hunderum464.3 *
Hunjiang †Dawan †/Daobaowan/Ningkuo466.3 *
VolkhovLangevoja †/Vaana/Saka467.1 *
DapingianDapingian467.3
Billingen469.3 *
Early OrdovicianFloianYiyangian470
Latorp †470.1 *
Hunneberg473.7 *
TremadocianXinchangian477.7
Lianghekou †477.9 *
Varangu481.3 *
Pakerort482.2 *
Mansian †483.55 *
CambrianFurongianStage 10BatyrbaianTavgian †Ketyan †/YurakianNiucheheanTaoyuanian †Franconian †/Dresbachian/Millardan485.4
486.3 *
486.5
Sunwaptan487.5
JiangshanianJiangshanian489.5
Aksaian490.7 *
Sakian492.2 *
Steptoean493 *
PaibianPaibian494
Ensyan †/Maduan/Nganasanian494.7 *
Waergangian †/Youshuanian494.9 *
MiaolingianGuzhangianAyusokkanianGuzhangianWangcunian †MarjumianAlbertian †497
Mayan/Menevian499.5
DrumianDrumian500.5
WuliuanAmgan/SolvanWuliuan/TaijangianTopazan504.5
Delamaran506.5
Series 2Stage 4DuyunianWaucoban †509
ToyonianLenian †510 *
Dyeran511 *
Botomian512.5 *
Stage 3Nangaoian514
Montezuman514.8 *
Atdabanian515.6 *
Begadean519.9 *
TerreneuvianStage 2TommotianMeishucunian521
Nemakit-Daldynian525.5
FortunianManykaian †529
Jinnigian530.7
538.8