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Irhazer Shale
| Irhazer Shale Irhazer II Formation | |
|---|---|
| Stratigraphic range: Bathonian,[1] ~ Middle Jurassic | |
| Type | Geological formation |
| Unit of | Irhazer Group |
| Underlies | Tiouraren Formation |
| Overlies | Assaouas Formation |
| Lithology | |
| Primary | Shale, claystone |
| Other | Siltstone, sandstone |
| Location | |
| Coordinates | 16°42′N 7°54′E / 16.7°N 7.9°E |
| Approximate paleocoordinates | 8°18′N 2°36′E / 8.3°N 2.6°E |
| Region | Agadez Region |
| Country |  Niger |
| Extent | Iullemmeden Basin |
| Type section | |
| Named for | Irhazer Izane |
  Irhazer Shale (Niger) | |
The Irhazer Shale (French: Argiles de l'Irhazer) or Irhazer II Formation is a Middle Jurassic geologic formation of the Irhazer Group in the Agadez Region of Niger. Fossil ornithopod tracks have been reported from the formation.[2] The dinosaur Spinophorosaurus is known from the formation.[3]
- ^ Remes, K.; Ortega, F.; Fierro, I.; Ferrer, J.M.M.; Joger, U.; Kosma, R.; Ide, Oumarou Amadou; Maga, Abdoulaye; Ide, O. A.; Maga, A (2009). Farke, Andrew Allen (ed.). "A new basal sauropod dinosaur from the Middle Jurassic of Niger and the early evolution of sauropoda". PLOS ONE. 4 (9): e6924. Bibcode:2009PLoSO...4.6924R. doi:10.1371/journal.pone.0006924. PMC 2737122. PMID 19756139.
- ^ Weishampel, et al. (2004). "Dinosaur distribution." Pp. 517-607.
- ^ Cite error: The named reference
FW1was invoked but never defined (see the help page).
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