Marnes Rouges Inferieures Formation
The Marnes Rouges Inferieures Formation is a Late Cretaceous geologic formation found in the French Pyrenees. It predominantly consists of red mustone, with minor brown mudstone and sandstone.[1] Dinosaurs, dinosaur eggs and avialian stem-birds have been reported from the formation.[2]
| Marnes Rouges Inferieures Formation Stratigraphic range: Maastrichtian ~70–66 Ma | |
|---|---|
| Type | Geological formation |
| Underlies | Calcaires de Vignevieille |
| Overlies | Grès d'Alet |
| Thickness | Over 150 m (490 ft) |
| Lithology | |
| Primary | Mudstone |
| Other | Sandstone |
| Location | |
| Coordinates | 42.9°N 2.3°E |
| Approximate paleocoordinates | 34.8°N 2.0°E |
| Region | Languedoc-Roussillon |
| Country |  France |
| Type section | |
| Named for | French: "Lower Red Marls" |
  Marnes Rouges Inferieures Formation (France) | |
Paleofauna
See also
- List of dinosaur-bearing rock formations
References
- Fondevilla et al., 2016
- Weishampel et al., 2004, pp.517-607
Bibliography
- Fondevilla, Víctor; Jaume Dinarès-Turell; Bernat Vila; Jean Le Loeuff; Rita Estrada; Oriol Oms, and Àngel Galobart. 2016. Magnetostratigraphy of the Maastrichtian continental record in the Upper Aude Valley (northern Pyrenees, France): Placing age constraints on the succession of dinosaur-bearing sites. Cretaceous Research 57. 457–472. doi:10.1016/j.cretres.2015.08.009
- Weishampel, David B.; Peter Dodson, and Halszka Osmólska (eds.). 2004. The Dinosauria, 2nd edition, 1–880. Berkeley: University of California Press. Accessed 2019-02-21. ISBN 0-520-24209-2
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