IIOATZIN SERPENT-EATER. 



193 



and stouter beak than those birds, and the head 

 possesses a crest composed of slender feathers : this 

 is discriminated from all other gallinaceous birds by 

 not having a membrane connecting the toes at their 

 base ; and in having longer wings than any other 

 of the order : the manners of the only species 

 known are also somewhat different. 



H0AT2IN SERPENT-EATER* 

 (Opisthocomus Hoatzin.) 



Op, fuho-fuscuSj capite cristato^ fascia alarum dupUci pallida^ 



Cauda apice luted. 

 Fulvous brown Serpent-eater, with the head crested ; the wings 



with a double pale fascia ; the tip of the tail yellow. 

 Phasianus cristatus. Gmel. Syst. Nat. 1. 741. — Lath, Ind. Orn* 



2. 631. 7. 



Crax fuscis American us. Briss. Ortt. 1. 304. 15. 



Hoatzin. Ravi Syn. Id3. — Buff. Ois. 2.385. 



Faisan huppe de Cayenne. Buff, PL Enl. 337. 



Sasa de Guiane. Sonnini. edit. Buff. v. 5. p. 290 and 294. 



Crested Pheasant. Lath. Gen, Syn, 4. 720. 7. pi. 64. 



This singular bird is in length one foot eleven 

 inches : its beak is black : the head furnished with 

 a crest, the feathers of which it is composed vary- 

 ing in length ; in colour dirty brownish white ; 

 beneath black : space round the eyes naked and 

 rufous : the upper parts of the body are brown j 



V. XI. p. I. 13 



