Kungurian
Appearance
Kungurian | |
---|---|
Chronology | |
Etymology | |
Name formality | Formal |
Usage information | |
Celestial body | Earth |
Regional usage | Global (ICS) |
Time scale(s) used | ICS Time Scale |
Definition | |
Chronological unit | Age |
Stratigraphic unit | Stage |
Time span formality | Formal |
Lower boundary definition | Not formally defined |
Lower boundary definition candidates | Near FAD of the Conodont Neostreptognathodus pnevi |
Lower boundary GSSP candidate section(s) | Mechetlino, Southern Ural Mountains, Russia |
Upper boundary definition | FAD of the Conodont Jinogondolella nanginkensis |
Upper boundary GSSP | Stratotype Canyon, Guadalupe Mountains, Texas, U.S.A. 31°52′36″N 104°52′36″W / 31.8767°N 104.8768°W |
Upper GSSP ratified | 2001[2] |
The Kungurian was a subset of the time during the Permian period.
References
[change | change source]- ↑ "Chart/Time Scale". www.stratigraphy.org. International Commission on Stratigraphy.
- ↑ "GSSP for Roadian Stage". International Commission on Stratigraphy. Retrieved 13 December 2020.