Elrhaz
Description
Source: Wikipédia
The Elrhaz Formation is a geological formation in Niger, West Africa.
Its strata date back to the Early Cretaceous, about 125 to 112 million years ago. Dinosaur remains are among the fossils that have been recovered from the formation, alongside those of multiple species of crocodyliformes.
Découvertes
Source: The Paleobiology Database
Site(s) correspondant(s) à cette formation: 17
El Rhaz : Agadez - Tchirozerine 7056 25315 45935 150 km ESE of Agadez, 25 km E of longitude 9 degrees east, at El Rhaz- Theropoda identifié comme Elaphrosaurus iguidiensis
- Rebbachisaurinae identifié comme Rebbachisaurus tamesnensis
- Carcharodontosaurus saharicus
- 110 km southeast of Egaro : Agadez - Tchirozerine 7056 25315 110 km SE of El Rhaz, just SW of Egaro
- 8 km east of El Rhaz : Agadez - Tchirozerine 7056 described as "northeast of El Rhaz" and "8 kn E of El Rhaz"
- Rebbachisaurinae identifié comme Rebbachisaurus tamesnensis
- 34 km southwest of El Rhaz : Agadez - Tchirozerine 7056 25315 described as 34 km SW of El Rhaz, Niger
- Camp des deux arbres, Gadoufaoua : Agadez - ? 7886 17065 25315 37176 52018 60341 61518 63571 68572 68573 68574 68627 68630 85593 "Camp des deux arbres", 7 km SE of Elrhaz, Gadoufaoua locality, Niger.
- Niveau des Innocents, Gadoufaoua : Agadez - ? 7904 11816 12770 13036 17065 25315 68572 68574 85593 Gadoufaoua, east of Emechedoui wells
- Baryonychinae identifié comme Cristatusaurus lapparenti n. gen. n. sp.
- Ouranosaurus nigeriensis
- Iguanodontidae
- Nigersaurus taqueti
- Elrhazosaurus nigeriensis identifié comme Valdosaurus nigeriensis n. sp.
- DeleteMe : Agadez - ? 17065 100 m S of "Camp des deux arbres", 7 km SE of Elrhaz, Gadoufaoua locality, Niger.
- Nigersaurus type, Gadoufaoua, "niveau des innocents" : Agadez - ? 10484 17721 described as "niveau des innocents" locality (but other papers use this term for a stratum); Gadoufaoua, E edge of Ténéré Desert
- Suchomimus type, Gadoufaoua : Agadez - ? 8375 43082 Ténéré Desert
- Gadoufaoua (general) : Agadez - ? 17065 25315 68572 68574 discoveries from Gadoufaoua but not identified as coming from Camp des Deux Arbres or Niveau des Innocents
- Brachiosauridae
- Theropoda identifié comme Elaphrosaurus iguidiensis
- Spinosauridae
- Ouranosaurus nigeriensis
- Gadoufaoua, G138 : Agadez - ? 27280 41617 "Gadoufaoua", W edge of Tenéré Desert
- Gadoufaoua, G88 : Agadez - ? 27280 "Gadoufaoua", W edge of Tenéré Desert; coordinates incorrectly given as 16° 88' N, 9°, 88' E in text but map shows relative placement to G138 site
- G94, Gadoufaoua : Agadez - ? 43082 Field locality 94, 2000 Expedition to Niger, Gadoufaoua, approximately 125 kms east of Agadez, Niger Republic (Sereno & El Shafie 2012).
- eastern border of airfield, Gadoufaoua : Agadez - ? 25315 52018 E border of airfield, 4 km S of Niveau des Innocents, Gadoufaoua
- Gadoufaoua, G112 : Agadez - ? 69686 isolated find in Gadoufaoua area
- GAD site (microvertebrates) : Agadez - ? 83605 ca. 7 km SE of Elrhaz, Gadoufaoua locality, Niger. Material may come from several sites in this area.
- GADb site (microvertebrates) : Agadez - ? 83605 ca. 7 km SE of Elrhaz, Gadoufaoua locality, Niger. Presumed to come from a single site in this area.
Publication(s)
La base comprend 28 publication(s).
Source: The Paleobiology Database
- ↑1 2 3 4 5 6 7 8 A. F. d. Lapparent. 1960. Les Dinosauriens du "Continental intercalaire" du Saharal central [The dinosaurs of the "Continental Intercalaire" of the central Sahara]. Mémoires de la Société géologique de France, nouvelle série 39(88A):1-57
- ↑1 2 3 4 5 6 7 8 P. Taquet. 1976. Géologie et Paléontologie du Gisement de Gadoufaoua (Aptien du Niger) [Geology and Paleontology of the Gadoufaoua Locality (Aptian of Niger)]. Cahiers de Paléontologie, Centre National de la Recherche Scientifique, Paris (https://doi.org/10.3406/cafon.1976.1698)
- ↑1 A. F. d. Lapparent. 1960. Les dinosaures du Sahara central [The dinosaurs of the central Sahara]. Travaux de l'Institut de Recherches Sahariennes 19(1–2):7-24
- ↑1 2 3 4 5 6 P. Taquet. 1967. Découvertes paléontologiques récentes dans le Nord du Niger [Recent paleontological discoveries in the north of Niger]. Colloques Internationaux du Centre National de la Recherche Scientifique 163:415-418
- ↑1 P. Taquet and D. A. Russell. 1999. A massively-constructed iguanodont from Gadoufaoua, Lower Cretaceous of Niger. Annales de Paléontologie 85(1):85-96 (https://doi.org/10.1016/s0753-3969(99)80009-3)
- ↑1 2 3 4 5 P. Taquet. 1970. Sur le gisement de Dinosauriens et de Crocodiliens de Gadoufaoua (République du Niger) [On the dinosaur and crocodilian locality of Gadoufaoua (Republic of Niger)]. Comptes Rendus de l'Académie des Sciences à Paris, Série D 271:38-40
- ↑1 P. Taquet. 1982. The Aptian fossil locality of Gadoufaoua in the Republic of Niger. National Geographic Society Research Reports 14:649-653
- ↑1 2 F. Bertozzo, B. Favaretto, and M. Bon, F. M. Dalla Vecchia. 2013. Il paratipo di Ouranosaurus nigeriensis Taquet, 1976 (Ornithischia, Ornithopoda) esposto al Museo di Storia Naturale di Venezia: storia del reperto e prospettive per studi di dettaglio [The paratype of Ouranosaurus nigeriensis Taquet, 1976 (Ornithischia, Ornithopoda) exhibited at the Museum of Natural History of Venice: history of discovery and prospects for detailed studies]. Bollettino del Museo di Storia Naturale di Venezia 64:119-130
- ↑1 P. J. Currie and K. Padian. 1997. Institute de Paléontologie, Muséum National d'Histoire Naturelle, Paris. Encyclopedia of Dinosaurs
- ↑1 D. B. Weishampel and J. B. Weishampel. 1983. Annotated localities of ornithopod dinosaurs: implications to Mesozoic paleobiogeography. The Mosasaur 1:43-87
- ↑1 P. Taquet. 1984. I dinosauri d’Africa [The dinosaurs of Africa]. Sulle Orme dei Dinosauri
- ↑1 P. Taquet. 1975. Remarques sur l'évolution des iguanodontidés et l'origine des hadrosauridés [Remarks on the evolution of iguanodontids and the origin of hadrosaurids]. Colloques Internationaux du Centre National de la Recherche Scientifique 218:503-511
- ↑1 2 3 P. Taquet. 1977. Les découvertes récentes de Dinosaures du Jurassique et du Crétacé en Afrique, au Proche et Moyen-Orient et en Inde [Recent discoveries of dinosaurs from the Jurassic and Cretaceous in Africa, the Near and Middle East, and India]. Mémoire Hors Serie—Société Géologique de France 8:325-330
- ↑1 P. Taquet. 1972. Il giacimento di Gadoufaoua [The locality of Gadoufaoua]. I Dinosauri del Teneré 41:51-60
- ↑1 A. Azzaroli. 1972. I dinosauri in Africa [Dinosaurs in Africa]. I Dinosauri del Teneré 42
- ↑1 2 R. Lefebvre, R. Allain, and A. Houssaye. 2023. What’s inside a sauropod limb? First three-dimensional investigation of the limb long bone microanatomy of a sauropod dinosaur, Nigersaurus taqueti (Neosauropoda, Rebbachisauridae), and implications for the weight-bearing function. Palaeontology (https://doi.org/10.1111/pala.12670)
- ↑1 P. Taquet. 1984. Une curieuse spécialisation du crane de certains Dinosaures carnivores du Crétacé: le museau long et etroit des Spinosauridés [A curious specialization of the skull of some Cretaceous carnivorous dinosaurs: the long and narrow snout of spinosaurids]. Comptes Rendus des Seances de l'Academie des Sciences, Série 2 299(5):217-222
- ↑1 A. J. Charig and A. C. Milner. 1990. The systematic position of Baryonyx walkeri, in the light of Gauthier's reclassification of the Theropoda. Dinosaur Systematics: Perspectives and Approaches (https://doi.org/10.1017/cbo9780511608377.012)
- ↑1 P. M. Galton and P. Taquet. 1982. Valdosaurus, a hypsilophodontid dinosaur from the Lower Cretaceous of Europe and Africa. Géobios 15(2):147-159 (https://doi.org/10.1016/s0016-6995(82)80017-x)
- ↑1 P. Taquet and D. A. Russell. 1998. New data on spinosaurid dinosaurs from the Early Cretaceous of the Sahara. Comptes Rendus de l'Académie des Sciences à Paris, Sciences de la Terre et des Planètes 327:347-353 (https://doi.org/10.1016/s1251-8050(98)80054-2)
- ↑1 2 P. C. Sereno, A. L. Beck, and D. B. Dutheil, H. C. E. Larsson, G. H. Lyon, B. Moussa, R. W. Sadleir, C. A. Sidor, D. J. Varricchio, G. P. Wilson, J. A. Wilson. 1999. Cretaceous sauropods from the Sahara and the uneven rate of skeletal evolution among dinosaurs. Science 286:1342-1347 (https://doi.org/10.1126/science.286.5443.1342)
- ↑1 P. C. Sereno and J. A. Wilson. 2005. Structure and evolution of a sauropod tooth battery. In J. A. Wilson & K. A. Curry Rogers (eds.), The Sauropods: Evolution and Paleobiology. University of California Press, Berkeley (https://doi.org/10.1525/california/9780520246232.003.0006)
- ↑1 2 P. C. Sereno, A. L. Beck, and D. B. Dutheil, B. Gado, H. C. E. Larsson, G. H. Lyon, J. D. Marcot, O. W. M. Rauhut, R. W. Sadleir, C. A. Sidor, D. D. Varricchio, G. P. Wilson, J. A. Wilson. 1998. A long-snouted predatory dinosaur from Africa and the evolution of spinosaurids. Science 282:1298-1302 (https://doi.org/10.1126/science.282.5392.1298)
- ↑1 2 3 P. C. Sereno and S. J. ElShafie. 2013. A New Long-Necked Turtle, Laganemys tenerensis (Pleurodira: Araripemydidae), from the Elrhaz Formation (Aptian–Albian) of Niger. Morphology and Evolution of Turtles (https://doi.org/10.1007/978-94-007-4309-0_14)
- ↑1 2 3 4 P. C. Sereno and S. L. Brusatte. 2008. Basal abelisaurid and carcharodontosaurid theropods from the Lower Cretaceous Elrhaz Formation of Niger. Acta Palaeontologica Polonica 53(1):15-46 (https://doi.org/10.4202/app.2008.0102)
- ↑1 M. T. Carrano, R. B. J. Benson, and S. D. Sampson. 2012. The phylogeny of Tetanurae (Dinosauria: Theropoda). Journal of Systematic Palaeontology 10(2):211-300 (https://doi.org/10.1080/14772019.2011.630927)
- ↑1 2 P. C. Sereno. 2017. Early Cretaceous ornithomimosaurs (Dinosauria: Coelurosauria) from Africa. Ameghiniana 54(5):576-616 (https://doi.org/10.5710/AMGH.23.10.2017.3155)
- ↑1 2 3 4 Y. Pochat-Cottilloux, R. Allain, and M. Lasseron. 2022. Microvertebrate fauna from Gadoufaoua (Niger, Aptian, Early Cretaceous). Comptes Rendus Palevol 21(41):901-926 (https://doi.org/10.5852/cr-palevol2022v21a41)
Galerie d'image
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