Middle_Triassic
's information is
Birth and death years unknown
In the geologic timescale, the Middle Triassic is the second of three epochs of the Triassic period or the middle of three series in which the Triassic system is divided in chronostratigraphy. The Middle Triassic spans the time between 246.7 Ma and 237 Ma (million years ago). It is preceded by the Early Triassic Epoch and followed by the Late Triassic Epoch. The Middle Triassic is divided into the
* Calculated from Wikipedia data.
Accuracy is not guaranteed.
| Middle Triassic | |||||||||||||||||||||||
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.png) A map of Earth as it appeared 240 million years ago during the Middle Triassic Epoch, Ladinian Age | |||||||||||||||||||||||
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| Etymology | |||||||||||||||||||||||
| Name formality | Formal | ||||||||||||||||||||||
| Usage information | |||||||||||||||||||||||
| Celestial body | Earth | ||||||||||||||||||||||
| Regional usage | Global (ICS) | ||||||||||||||||||||||
| Time scale(s) used | ICS Time Scale | ||||||||||||||||||||||
| Definition | |||||||||||||||||||||||
| Chronological unit | Epoch | ||||||||||||||||||||||
| Stratigraphic unit | Series | ||||||||||||||||||||||
| Time span formality | Formal | ||||||||||||||||||||||
| Lower boundary definition | Not formally defined | ||||||||||||||||||||||
| Lower boundary definition candidates |
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| Lower boundary GSSP candidate section(s) | |||||||||||||||||||||||
| Upper boundary definition | FAD of the Ammonite Daxatina canadensis | ||||||||||||||||||||||
| Upper boundary GSSP | Prati di Stuores, Dolomites, Italy 46°31′37″N 11°55′49″E / 46.5269°N 11.9303°E | ||||||||||||||||||||||
| Upper GSSP ratified | 2008 | ||||||||||||||||||||||
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