Middle Triassic
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| Middle Triassic | |
|---|---|
Epoch | |
| Stratigraphic unit | Series |
| Time span formality | Formal |
| Lower boundary definition | Not formally defined |
| Lower boundary definition candidates |
|
| 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[6] |
In the
ages or stages.[citation needed
]
Formerly the middle series in the Triassic was also known as Muschelkalk. This name is now only used for a specific unit of rock strata with approximately Middle Triassic age, found in western Europe.[citation needed]
Middle Triassic life
Following the
gastropods).[citation needed
]
During the Middle Triassic, there were no flowering plants, but instead there were ferns and mosses. Small dinosauriforms began to appear, like Nyasasaurus and the ichnogenus Iranosauripus.[citation needed]
-
Mixosaurus cornalianus restoration, a Middle Triassic ichthyosaur
References
- .
- PMID 17919771.
- ^ Retallack, G. J.; . Retrieved 2007-09-29.
- S2CID 35498132.
- ISBN 978-0-444-63771-0.
- . Retrieved 13 December 2020.
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