507 



its name. The Saraguaca, or mountain of 

 Uruana, composed of detached blocks of gra- 

 nite, may be regarded as a northern counter-fort 

 of the chain of Baraguan *, stretching on the 

 south-west towards Siamacu, and the moun- 

 tains (lat. 5° 50') that separate the sources of the 

 Erevato and the Caura from those of the Veni- 

 tuari. 5th. Cham of Carichana and of Paruaci 

 (lat. 6° 25'), of a wild aspect, but surrounded 

 by charming meadows. Piles of granite crowned 

 with trees, and insulated rocks of prismatic 

 form, (the Mogote of Cocuyza and the Mari- 

 maruta*)" or Castillito of the jesuits), belong to 

 this chain. 6th. On the western bank of the 

 Oroonoko, which is low and flat, the Peak of 

 Uniana rises abruptly more than 3000 feet 

 high. The counter-forts (lat. 5° 35' — 5° 40') 

 which this peak sends towards the east are 

 crossed by the Oroonoko in the first Great Ca- 

 taract (that of Mapura or the Atures) ; further 

 on they join, and rising in a chain, stretch % 

 towards the sources of the Cataniapo, the ra- 

 pids of Venituari, situated on the north of the 

 confluence of the Asisi (lat. 5° 10') and the 

 Cerro Cunevo. 7th, Five leagues south of the 

 Atures is the chain of (Xuittuna §, or of May- 



* Vol. iv, p. 502 ; Vol. v, p. 554, 604. 



t Vol. iv, p. 540, 544. 



X Vol. v, p. 43,55, 119. 



§ Vol. v, p 133, 160, 167, 554. 



