346 CLASS AVES. 



Black-crested White Heron. A. Pileata. Lath, or 

 A. Alba. B. Gmelin. Enl. 907. 



Bill, black ; plumage wholly white, except a black 

 patch on the crown ; pendant crest. Guiana.* 



Caledonian Night Heron. Ardea Caledonica. Lath. 



Bill, black ; crown, black ; general colour of plumage 

 ferrugineous, inclining to brown. New Caledonia.'^ 



Cayenne Night Heron. A. Cayanensis, Enl. 899. 

 or A. Violacea, Wils. viii. Ixv. 1, of which, A. 

 Jama'icensis, Gm., is the young. 



Bill, black ; crown of head, white ; plumage generally 

 bluish-ash colour. Cayenne.^ 



Ardea Sibilatrix. Tern. PI. 

 Enl. 271. 



Throat and narrow band down the neck, pure white ; 

 all underneath, and back, and tail, same ; head, cheeks, 

 and a portion of the long feathers of occiput, blackish- 

 blue ; mantle and wings, lead-colour ; small and 

 middle coverts, red. Paraguay and Brazil. § 



As to the rest, we must remark, that the sub- 

 divisions of the genus heron are neither very impor- 

 tant nor precise. 



• Ardea Alba. B. Gmel. Prin. Neuwied. Albild. iv. t. good. 

 •)- Ardea Sparrmannii, Wagler. 



t Wilson. A. O. viij. t. 63. f. 1. Ardea Segetacea. Vieill. Ardea 

 Jamaicensis, is more like the young of Ardea Kycticorax. 

 § The Hute di SoleU, Azara, and Ardea Cyanocephala, Vieill- not Lath. 



