82 CORVID^. 



wings glossy black, with a very distinct alar speculum formed by the 

 white bases to the primaries, all but the last two of which have a 

 white base on the outer as well as the inuer web ; outer tail-feathers 

 entirely black, the two centre ones grey, with somewhat of a sea- 

 green lustre under certain lights, and having a broad black tip, the 

 intermediate ones grey, also tipped with black, this colour increasing 

 obliquely towards the outer feathers ; under surface of body pale 

 orange-buft", increasing to deeper orange on the under tail-covcrts ; 

 under wing-coverts blackish brown. Total length 17'5 inches, 

 culmen 1-2, wing o'oo, tail 11-5, tarsus 1-2. 



Young. Similar to the adult, but the colours much duller, especi- 

 ally on the head, where the brown colour is paler. 



Hah. Sumatra. 



(Type of D. nifigaster.') 



8, Dendrocitta bayleyi, 



Dendrocitta baylei, Tytler, J. A. S. B. 1863, p. 88 ; Beav. Ibis, 

 1867, p. 329; Grm/, Hand-l. B. ii. p. 8; Ball, Sir. F. 1873, 

 p. 75 ; Hume, Str. F. 1874, p. 245 ; Walclen, Ibis, 1874, p. 145, 

 pi. vi. 



Dendrocitta bazlei, Bhjth, Ibis, 1863, p. 88 (lapsu). 



Adult male. Back and scapulars dull tawny brown, becoming 

 slightly more orange on the rump ; head black, shading off into 

 leaden grey on the hind nock and on the upper breast, the rest of 

 the under surface bright orange-chestnut ; thighs blackish ; under 

 wing-coverts blackish, the inner ones shaded with grey ; wings 

 above black, the lesser and median coverts slightly" shaded with 

 leaden grey ; a very distinct alar speculum, caused by the outer 

 webs of all the secondaries except the innermost being white at the 

 base ; upper tail-coverts leaden black ; tail entirely black, with a 

 slight leaden-grey shade near the base ; " bill, legs, and feet black, 

 the soles of the latter plumbeous grey ; iris bright yellow, sometimes 

 golden yellow " (Hume). Total length 12-5 inches, culmen 1, 

 wing 4-55, tail 7'7, tarsus 1. 



Adult female. Only differing from the male in being slightly 

 duller-coloured. 



Young. Coloured like the adults, but not so bright ; the head and 

 throat browner, the chest reddish-brown instead of grey. 



Hah. Andaman Islands. 



a. (S ad. sk. South Andamans, April 18, 1873 R. B. Sharpe, Esq. [P.]. 



(Bam say). 



b. 5 juv.sk. Port Blair, S. Andamans, June R. B. Sharpe, Esq. [P.]. 



18th, 1873 {Wimberley). 



