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283.5 ± 0.6 – 273.01 ± 0.14 Ma
Name formalityFormal
Usage information
Celestial bodyEarth
Regional usageGlobal (ICS)
Time scale(s) usedICS Time Scale
Chronological unitAge
Stratigraphic unitStage
Time span formalityFormal
Lower boundary definitionNot formally defined
Lower boundary definition candidatesNear FAD of the Conodont Neostreptognathodus pnevi
Lower boundary GSSP candidate section(s)Mechetlino, Southern Ural Mountains, Russia
Upper boundary definitionFAD of the Conodont Jinogondolella nanginkensis
Upper boundary GSSPStratotype Canyon, Guadalupe Mountains, Texas, U.S.A.
31°52′36″N 104°52′36″W / 31.8767°N 104.8768°W / 31.8767; -104.8768
Upper GSSP ratified2001[2]

The Kungurian was a subset of the time during the Permian period.

References[change | change source]

  1. "Chart/Time Scale". www.stratigraphy.org. International Commission on Stratigraphy.
  2. "GSSP for Roadian Stage". International Commission on Stratigraphy. Retrieved 13 December 2020.