564 
COCOI IIERQN, 
(Ardea Cocoi.) 
Ar. occipite crista dependente dorsoqiie cinereis, collo suhlus nigro 
maculnto, capitis lateribus nigris. 
Heron with a depending occipital crest, which, with the back, is 
cinereous ; the neck beneath spotted with black ; the sides of 
the head black. 
Ardea Cocoi. Lath. Ind. Orn. 2. 699. 60. — Linn. Syst. Nat. 1. 
237. lA.—Gmel. Syst. Nat. 1. 629. — Raii. Syn. ]00. 15 . 
Ardea Cayanensis cristata. Briss. Orn. 5. 400. 3. 
Le Soco. Bvff. Ois. 7. 739- 
Cocoi Heron. Lath. Gen, Syn. 5. 98. 71 . 
The Cocoi Heron is a large species, measuring 
upwards of three feet in length : its beak is greenish 
yellow : irides golden-orange : the top of the head 
ash-coloured ; its sides black : the occipital feathers 
much elongated, the two middle ones being nearly 
six inches in length ; they are all of a fine cinereous 
colour, and are very narrow : space between the 
beak and the eye naked, and of a cinereous hue : 
the cheeks, the throat, and the neck, are white : 
the fore-part of the neck is speckled with a double 
row of elongated dusky spots : the feathers of the 
base of the neck, and those of the scapulars, (which 
latter hang over the back,) are very long : the rest 
of the plumage is of a pale cinereous : the legs are 
ash-colour. It is a native of Brazil and Cayenne. 
