Carboniferous
Appearance
Carboniferous | |
---|---|
Chronology | |
Etymology | |
Name formality | Formal |
Nickname(s) | Age of Amphibians |
Usage information | |
Celestial body | Earth |
Regional usage | Global (ICS) |
Time scale(s) used | ICS Time Scale |
Definition | |
Chronological unit | Period |
Stratigraphic unit | System |
First proposed by | William Daniel Conybeare and William Phillips, 1822 |
Time span formality | Formal |
Lower boundary definition | FAD of the Conodont Siphonodella sulcata (discovered to have biostratigraphic issues as of 2006)[1] |
Lower boundary GSSP | La Serre, Montagne Noire, France 43°33′20″N 3°21′26″E / 43.5555°N 3.3573°E |
GSSP ratified | 1990[2] |
Upper boundary definition | FAD of the Conodont Streptognathodus isolatus within the morphotype Streptognathodus wabaunsensis chronocline |
Upper boundary GSSP | Aidaralash, Ural Mountains, Kazakhstan 50°14′45″N 57°53′29″E / 50.2458°N 57.8914°E |
GSSP ratified | 1996[3] |
Atmospheric and climatic data | |
Sea level above present day | Falling from 120 m to present-day level throughout the Mississippian, then rising steadily to about 80 m at end of period[4] |
Carboniferous යනු වසර මිලියන 359-299 කට පෙර Paleozoic යුගයේ පස්වන කාලපරිච්ඡේදය වේ.
ආශ්රිත
[සංස්කරණය]- Carboniferous tetrapods
- Carboniferous Rainforest Collapse
- Important Carboniferous Lagerstätten
- East Kirkton Quarry; c. 350 mya; Bathgate, Scotland
- Hamilton Quarry; 320 mya; Kansas, US
- Mazon Creek; 300 mya; Illinois, US
- List of fossil sites (with link directory)
මූලාශ්ර
[සංස්කරණය]භාහිර සබැඳි
[සංස්කරණය]Wikisource has original works on the topic: Paleozoic#Carboniferous
Carboniferous හා සබැඳි මාධ්ය විකිමාධ්ය කොමන්ස් හි ඇත.
- "Geologic Time Scale 2004". International Commission on Stratigraphy (ICS). January 6, 2013 දින මුල් පිටපත වෙතින් සංරක්ෂණය කරන ලදී. සම්ප්රවේශය January 15, 2013.
- Examples of Carboniferous Fossils
- 60+ images of Carboniferous Foraminifera
- Carboniferous (Chronostratography scale)