GUAN. 133 



2— PIPING GUAN. 



Penelope Pipile, Lid. Orn. ii. 620. Gin. Lin. i. 734. Tern. Man. Ed. ii. Anal. p. xciii. 



Crax Pipile, Jacquin, Vog. 26. t. 21. 



Penelope Pipile, Siffleur, Temm. Pig. Sf Gall. iii. p. 76. 



Piping Curassow, Gen. Syn. Sup. 205. 



SIZE of a Hen Turkey. General colour of the plumage more 

 or less inclining to black ; bill dusky, moderately straight, and very 

 little curved towards the point; the cere, orbits, and top of the head, 

 are white, the white reaching beyond the eye behind ; head not 

 crested ; beneath the throat a wattle of a deep blue colour ; the back 

 inclines to red brown, spotted with black ; on the wing coverts a 

 great mixture of white ; belly black ; legs red, claws black. 



Inhabits South America, chiefly in the neighbourhood of the 

 River Oronooko, particularly Cumana. The voice is low and piping. 



3.— YACOU GUAN.— Pl. cxxi. 



Penelope Cumanensis, Lid. Orn. ii. 620. Gm. Lin.\. 734. Tern. Man. Ed. ii. Anal. 



p. xciii. 

 Penelope leucolophos, Merrem, Ie. 43. t. 12. 

 Crax Cumanensis, Jacquin, Vog. 25. 19. t. 12. 

 Cumana Curassow, Gen. Syn. Sup. 205. 

 Yacou, Gen. Syn. iv. 681. pi. 61. Mem. sur Cay. i. 398. pi. 5. Buf. ii. 387. 



LENGTH twenty inches or more. Bill black ; irides pale rose- 

 colour, and very brilliant ; head feathers long and pointed, forming 

 a crest, which for the most part hangs behind, but may be erected at 

 will : this crest varies in colour, in some it is white, or mixed with 

 white ; but in others the colour of the rest of the plumage ; space 

 round the eyes naked, of a reddish blue, not unlike that of a 



