Eastern Tepuis

Eastern Tepuis (Roraima–Ilú range) is located in Venezuela
Eastern Tepuis (Roraima–Ilú range)
Eastern Tepuis (Roraima–Ilú range)
Location in Venezuela
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Eastern Tepuis (Roraima–Ilú range) is located in Brazil
Eastern Tepuis (Roraima–Ilú range)
Eastern Tepuis (Roraima–Ilú range)
Eastern Tepuis (Roraima–Ilú range) (Brazil)
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Eastern Tepuis (Roraima–Ilú range) is located in Guyana
Eastern Tepuis (Roraima–Ilú range)
Eastern Tepuis (Roraima–Ilú range)
Eastern Tepuis (Roraima–Ilú range) (Guyana)
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LocationRoraima, Brazil / Cuyuni-Mazaruni, Guyana / Bolívar, VenezuelaRange coordinates05°15′N 60°50′W / 5.250°N 60.833°W / 5.250; -60.833

The Eastern Tepuis (Spanish: Tepuyes Orientales[1]), also known as the Roraima–Ilú range, is a mountain chain stretching for some 60 kilometres (37 mi) along the border between Guyana, Venezuela and, to a small extent, Brazil.[2] It runs in a northwesterly direction from the tripoint of these countries, closely following the Guyana–Venezuela border, with a single major peak (Uei-tepui) to the south, on the Brazil–Venezuela border. Moving northwest from Uei-tepui (2,150 m), the main summits of this chain are Roraima-tepui (2,810 m), Kukenán-tepui (2,650 m), Yuruaní-tepui (2,400 m), Wadakapiapué-tepui (2,000 m), Karaurín-tepui (2,500 ), Ilú-tepui (2,700 m), and Tramen-tepui.[2] The minor peak of Wei-Assipu-tepui lies entirely outside Venezuela, on the border between Brazil and Guyana. Additionally, there are a number of minor plateaus which form a chain between Uei-tepui and Roraima-tepui.[3] Ilú- and Tramen-tepuis are often treated together since they are joined by a common base.[2]

The Eastern Tepuis chain has a total summit area of about 70 km2 (27 sq mi) and an estimated slope area of 320 km2 (120 sq mi).[2] It includes some of the best known and most widely visited tepuis, particularly Roraima and nearby Kukenán.

Kukenán-tepui (left) and Roraima-tepui, the two most visited of the Eastern Tepuis. The Tëk River and the relatively dry grasslands of the Gran Sabana are visible in the foreground.
Panoramic view of the Eastern Tepuis chain. From left to right: Tramen-tepui, Ilú-tepui, Karaurín-tepui, Wadakapiapué-tepui (obscured by clouds), Yuruaní-tepui, Kukenán-tepui, and Roraima-tepui (obscured by Kukenán and clouds).

See also

  • Distribution of Heliamphora

References

  1. ^ (in Spanish) Brewer-Carías, C. (2012). "Roraima: madre de todos los ríos" (PDF). Archived from the original (PDF) on 2016-03-04. Retrieved 2013-03-13. Río Verde 8: 77–94.
  2. ^ a b c d Huber, O. (1995). Geographical and physical features. In: P.E. Berry, B.K. Holst & K. Yatskievych (eds.) Flora of the Venezuelan Guayana. Volume 1. Introduction. Missouri Botanical Garden Press, St. Louis. pp. 1–61.
  3. ^ McPherson, S., A. Wistuba, A. Fleischmann & J. Nerz (2011). Sarraceniaceae of South America. Redfern Natural History Productions, Poole.
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Amazonas
Roraima
Cuyuni-Mazaruni
Potaro-Siparuni
See also
Amazonas
Bolívar
See also
1 List sourced from volume 1 of Flora of the Venezuelan Guayana; includes landforms that may not strictly conform to the definition of a tepui or table mountain. 2 Poorly known sites or lower mountains treated as tepuis for historical reasons.