62 Mr. Swainson on the 



(in many species) is adorned by a crest of bright red or yellow 

 feathers, of a thin and delicate texture, which may be erected or 

 concealed at pleasure. A similarly-formed crest is likewise seen 

 in some few species of the neighbouring genus Pyranga : but 

 among the other Tanagrce it is entirely wanting. 



TACHYPHONUS. Vieillot. 



Rostrum elongato-conicum, validum, lateribus compressis, marginibus in- 

 flexis; mandibular superioris margine sinuato, apice emarginato. 



Alee rotundata?, remige primo brevissimo, tertio quartoque paribus, longis- 

 simus. 



Cauda rotundata, rectricibus latis. 



Tarsi breviores, squamis lateralibus inlegris. 



Caput fere cristatum. 



Bill lengthened-conic, strong, laterally compressed, base with 

 weak bristles, margins inflexed ; margin of the upper mandible 

 sinuated, the tip notched. 



Wings rounded, the first quill shortest, the third and fourth 

 longest, and of equal length. 



Tail rounded ; the feathers broad. 



Tarsi rather short ; the lateral scales entire. 



Head generally crested. 



1. Tachyphonus nigerrimus. 

 T. ater; tectricibus minoribus niveis (maribm) ferrugineis (faeminis.) 

 Deep black ; lesser wing covers snowy, (male). 

 Entirely ferruginous, (female). 



Tangara nigerrima, Gmelin. p. 899. 



Tangara roux et Tangara noir. Buffon edit. Sonnini, torn. 48, p. 290. 



Le Tangara noir. Desmarest. pi. 45, (mas.) pi. 46, (foem.) 



Tangara noir PI. Enl. 179 f. 2. male. 



Oriolus leucopterus. Latham Ind. Orn. (mas.) Shaw's Zool. 7, 433. 



White-winged Oriole. Lath. Synopsis. Shaw's Zool. 7, 433. 



Total length 7, bill from the rictus fa, wings 3|, tail 3|, 

 tarsi ■&, 



This bird, considered by M. Vieillot as the type of the group, is 

 too well known to require a detailed description. The young 

 males of the first year are clothed in the ferruginous coloured 

 plumage of the other sex. 



