| Marnes Rouges Inférieures Formation | |
|---|---|
| Stratigraphic range: Maastrichtian ~ | |
| 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°54′N 2°18′E / 42.9°N 2.3°E / 42.9; 2.3 |
| Approximate paleocoordinates | 34°48′N 2°00′E / 34.8°N 2.0°E / 34.8; 2.0 |
| Region | Occitania |
| Country | France |
| Type section | |
| Named for | French: "Lower Red Marls" |
Marnes Rouges Inférieures Formation (France) | |
The Marnes Rouges Inférieures 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
Fossil content
Color key
|
Notes Uncertain or tentative taxa are in small text; |
Dinosaurs
Ornithischians
| Ornithischians of Marnes Rouges Inférieures Formation | ||||||
|---|---|---|---|---|---|---|
| Genus | Species | Location | Stratigraphic position | Material | Notes | Images |
| Rhabdodon | R. priscus | A rhabdodontid ornithopod | ||||
Sauropods
| Sauropods of the Marnes Rouges Inférieures Formation | ||||||
|---|---|---|---|---|---|---|
| Genus | Species | Location | Stratigraphic position | Material | Notes | Images |
| Ampelosaurus | A. atacis | A lirainosaurine lithostrotian | ||||
| Lirainosaurus | L. astibiae | A lirainosaurine lithostrotian | ||||
Theropods
| Theropods of the Marnes Rouges Inférieures Formation | ||||||
|---|---|---|---|---|---|---|
| Genus | Species | Location | Stratigraphic position | Material | Notes | Images |
| Gargantuavis | G. philoinos | A gargantuaviid avialan | ||||
Crocodilians
| Crocodilia of the Marnes Rouges Inférieures Formation | ||||||
|---|---|---|---|---|---|---|
| Genus | Species | Location | Stratigraphic position | Material | Notes | Images |
| Allodaposuchus | A. precedens | A allodaposuchid eusuchian | ||||
Turtles
| Turtles of the Marnes Rouges Inférieures Formation | ||||||
|---|---|---|---|---|---|---|
| Genus | Species | Location | Stratigraphic position | Material | Notes | Images |
| Foxemys | F. mechinorum | A bothremydid side-necked turtles | ||||
Fish
Lobe-finned Fish
| Lobe-finned Fish of the Marnes Rouges Inférieures Formation | ||||||
|---|---|---|---|---|---|---|
| Genus | Species | Location | Stratigraphic position | Material | Notes | Image |
| Axelrodichthys | A. megadromos | A mawsoniid coelacanth | ||||
See also
See also
References
References
- Fondevilla et al., 2016
- Weishampel et al., 2004, pp.517-607
Bibliography
- Fondevilla, Víctor; Dinarès-Turell, Jaume; Vila, Bernat; Le Loeuff, Jean; Estrada, Rita; Oms, Oriol; Galobart, Àngel (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.; Dodson, Peter; Osmólska, Halszka (2004), The Dinosauria, 2nd edition, Berkeley: University of California Press, pp. 1–880, ISBN 0-520-24209-2, retrieved 2019-02-21
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