Carboniferous of North America

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

  • F. M. Gradstein, J. G. Ogg, and A. G. Smith. 2004. A Geologic Time Scale 2004 1-589 view
  • F. M. Gradstein, J. G. Ogg, M. D. Schmitz and G. M. Ogg. 2020. Geologic Time Scale 2020 view

There are 12 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 2887 collections

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International Chronostratigraphic TimescaleCarboniferous of North AmericaPermian of Western EuropePermian of the PamirsCarboniferous SubepochsPermian of North AmericaPermian of the Russian Platform
PermianLopingianChanghsingianDorashamian251.902
WuchiapingianZechsteinDzhulfian254.14
TatarianVyatkian256.8 *
GuadalupianCapitanianRotliegendesMidianCapitanianSeverodvinian259.51
WordianWordianUrzhumian264.28
Murgabian266.2 *
RoadianRoadianKazanianPovolzhian266.9
Sokian270.7 *
CisuralianKungurianKubergandianLeonardianCathedralianKungurianIrenian/Ufimian273.01
Filipovian276.5 *
Bolorian279.8
Saraninian280.1 *
Hessian281.9 *
ArtinskianAutunianArtinskianSarginian283.5
Irginian285.9 *
Yakhtashian286
WolfcampianLenoxian286.1 *
Burtsevian287.8 *
SakmarianSakmarianSakmarianSterlitamakian290.1
Tastubian291.7 *
AsselianBursumian †AsselianNealianAsselianShikhanian293.52
Uskalykian294.8
Surenian297.5
CarboniferousPennsylvanianGzhelianVirgilianLate Pennsylvanian298.9
KasimovianMissourian303.7
Desmoinesian305.9 *
MoscovianMiddle Pennsylvanian307
Atokan312.7 *
BashkirianEarly Pennsylvanian315.2
Morrowan318.4 *
MississippianSerpukhovianChesterianLate Mississippian323.2
ViseanMiddle Mississippian330.9
Meramecian335.8 *
Osagean343.1 *
TournaisianEarly Mississippian346.7
Kinderhookian351.9 *
358.9