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The Cisuralian, also known as the Early Permian, is the first series/epoch of the Permian. The Cisuralian was preceded by the Pennsylvanian and followed by the Guadalupian. The Cisuralian Epoch is named after the western slopes of the Ural Mountains in Russia and Kazakhstan and dates between 298.9 ± 0.15 – 274.4 ± 0.4 Ma.
Geography, Biodiversity & Name and background
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permian series epoch years early artinskian ma kazakhstan ural mountains 298 15 ics asselian kungurian pennsylvanian regional climate million ago
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| Cisuralian | Celestial body | Earth | 1.00 | infobox |
| Cisuralian | Chronological unit | Epoch | 1.00 | infobox |
| Cisuralian | Lower boundary definition | FAD of the conodont Streptognathodus isolatus within the morphotype Streptognathodus wabaunsensis chronocline | 1.00 | infobox |
| Cisuralian | Lower boundary GSSP | Aidaralash, Ural Mountains, Kazakhstan .mw-parser-output .geo-default,.mw-parser-output .geo-dms,.mw-parser-output .geo-dec{display:inline}.mw-parser-output .geo-nondefault,.mw-… | 1.00 | infobox |
| Cisuralian | Lower GSSP ratified | 1996 | 1.00 | infobox |
| Cisuralian | Name formality | Formal | 1.00 | infobox |
| Cisuralian | Regional usage | Global (ICS) | 1.00 | infobox |
| Cisuralian | Stratigraphic unit | Series | 1.00 | infobox |
| Cisuralian | Synonym(s) | Early/Lower Permian | 1.00 | infobox |
| Cisuralian | Time scale(s) used | ICS Time Scale | 1.00 | infobox |
| Cisuralian | Time span formality | Formal | 1.00 | infobox |
| Cisuralian | Upper boundary definition | FAD of the Conodont Jinogondolella nanginkensis | 1.00 | infobox |
| Cisuralian | Upper boundary GSSP | Stratotype Canyon, Guadalupe Mountains, Texas, United States 31°52′36″N 104°52′36″W / 31.8767°N 104.8768°W / 31.8767; -104.8768 | 1.00 | infobox |
| Cisuralian | Upper GSSP ratified | 2001 | 1.00 | infobox |
| Cisuralian | is a | first series or epoch of the Permian | 0.90 | text |
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