338 CLASS AVES. 



Lineated Bittern. A. Lineata, Gm. Enl. 860. 



Bill and lore, blue ; head and neck above, bright 

 rufous, brown-lined; under parts of body, dirty- 

 white. Cayenne. 



Tiger Bittern. A. Tigrina, Gm. Enl. 790, which 

 appears to be the young of Ard. Flava, Gmel. 



Bill, greenish ; top of head, black ; plumage in 



general, deep rufous, marked with black like the skin 



of a tiger. Cayenne, Surinam, &c. Also Ard, 

 Marmorata, Vieil. from Azara, n. 353.* 



The Egrets are herons, whose plumes on the 

 lower part of the back are, at a certain period, long 

 and attenuated. 



The handsomest species, whose feathers are em- 

 ployed for the purpose indicated by the name given 

 to these birds, are 



The Little Egret, Ardea Garzetta, Enl. 901. 



One half smaller than the heron, altogether white, 

 and the attenuated feathers do not pass the tail.t 



The Great Egret, A. Alha, Enl. 886. 

 Altogether white, but of a larger size. 



* A.M~ Ardea Fasciata, Such. Zool. Jour. iv. 254, which Wagler 

 thinks is the young Ard. Soco. 



f See Naum. Voy. Nachtr. t. 47, f. 92, the PI. Enl. t. 901 ; the 

 young is all whitish. Ardea Xanthodacti/hs, Gmel. Reise, 283, and when 

 gaining the adult plumage, Ardea Ncevia, Graelin Reise, 164. 



