Argana Group Explained

Argana Group
Type:	Group
Age:	Late Permian-Late Triassic
Period:	Triassic
Prilithology:	Sandstone
Otherlithology:	Shale, conglomerate
Region:	Marrakesh Province
Coordinates:	31°N -9°W
Paleocoordinates:	7.4°N -5.9°W
Unitof:	High Atlas
Subunits:	Irakern Formation, Timezgadiouine Formation, Bigoudine Formation

The Argana Group is a Permian to Triassic geological group in the western High Atlas northeast of Agadir, Morocco.^[1] Sometimes known as the Argana Formation, it contains eight geological members often divided into three formations. They include the Late Permian Ikakern Formation (members T1-T2), the Early Triassic to Carnian Timezgadiouine Formation (T3-T5), and the Late Triassic Bigoudine Formation (T6-T8).^[2] Ornithischian tracks are geographically located in Marrakesh province. Indeterminate theropod remains and tracks are geographically located in Marrakesh province.

See also

• List of dinosaur-bearing rock formations

Further reading

• • • • J.-M. Dutuit. 1980. Principaux characteres d'un genre de Dicynodonte du Trias marocain. [Principal characteristics of a dicynodont genus from the Moroccan Triassic]. Comptes Rendus Hebdomadaires des Seances de l'Academie des Sciences, Serie D: Sciences Naturelles 290(10):655-658
• J.-M. Dutuit. 1972. Découverte d'un Dinosaure ornithischien dans le Trias supérieur de l'Atlas occidental marocain [Discovery of an ornithischian dinosaur in the Upper Triassic of the Moroccan western Atlas]. Comptes Rendus de l'Académie des Sciences, Série D 275:2841-2844

Notes and References

1. Complex Tetrapod Burrows From Middle Triassic Red Beds of the Argana Basin (Western High Atlas, Morocco) . 2011 . Society for Sedimentary Geology. 10.2110/palo.2011.p11-014r . Voigt . S. . Schneider . J. W. . Saber . H. . Hminna . A. . Lagnaoui . A. . Klein . H. . Brosig . A. . Fischer . J. . PALAIOS . 26 . 9 . 555–566 . 2011Palai..26..555V . 129863137 .
2. Weishampel, David B; et al. (2004). "Dinosaur distribution (Late Triassic, Africa)." In: Weishampel, David B.; Dodson, Peter; and Osmólska, Halszka (eds.): The Dinosauria, 2nd, Berkeley: University of California Press. Pp. 528–529. .