Marnes Rouges Inférieures Formation

Marnes Rouges Inférieures Formation
Stratigraphic range: Maastrichtian
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TypeGeological formation
UnderliesCalcaires de Vignevieille
OverliesGrès d'Alet
ThicknessOver 150 m (490 ft)
Lithology
PrimaryMudstone
OtherSandstone
Location
Coordinates42°54′N 2°18′E / 42.9°N 2.3°E / 42.9; 2.3
Approximate paleocoordinates34°48′N 2°00′E / 34.8°N 2.0°E / 34.8; 2.0
RegionOccitania
CountryFrance
Type section
Named forFrench: "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
Taxon Reclassified taxon Taxon falsely reported as present Dubious taxon or junior synonym Ichnotaxon Ootaxon Morphotaxon
Notes
Uncertain or tentative taxa are in small text; crossed out taxa are discredited.

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

See also

References

  1. ^ Fondevilla et al., 2016
  2. ^ 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{{citation}}: CS1 maint: publisher location (link)