17. PACHYCEPHALA. 



18/ 



quite 80 black, as the occiput and the band round the fore neck are 

 intermingled with a few ashy-coloured feathers ; primary quills more 

 brownish black ; some of the upper tail-coverts are uniform olive- 

 brown the inner web of the outer pairs is blackish with narrow 

 light tips. 



In another young male the general colour above is more brownish • 

 only a few feathers on the forehead, on the sides of the head, and on 

 the fore neck are black, the other parts which are black in the adult 

 males being ashy brown ; upper part of breast yellowish brown • 

 upper tail-coverts olivaceous ; throat and chin white, but every 

 leather slightly tipped with pale brown. 



femai?^^'' ^''""^ '""^''' ^^"^ ^°"''''' '" "^'^"^ '" ^^^ plumage of the 

 Adult female. General colour above, scapulars, and under tail- 

 coverts olivaceous brown ; wings blackish brown, the secondaries very 

 broadly margined with rufous-brown, which colour is deeper iii 

 younger specimens; tail-feathers rufous-brown, tinged with an 

 olivaceous wash ; head dark olivaceous brown, in older specimens 

 more ashy ; ear-coverts pale rufous-brown ; the yellow nuchal collar 

 of the male is represented in the female by an indistinct band, some- 

 what lighter than the general colour above ; chin, throat, and fore 

 neck pale rufous-white, which colour becomes a little darker on the 

 upper part of the breast; breast, flanks, and abdomen more yellow 

 almost isabelhne ; under tail-coverts and thighs yellowish • under 

 wmg-coverts white, slightly tinged with rufous, like the margin of 

 the inner web of the secondaries ; under surface of quills silvery 



Total length between 6 and 7 inches. 



Culmen. Wiug. Tail. Tarsus. 



m. in ;„ 



c? • Obi 0-88 



d ■ Amboyna O'Sl 



cJ . Celebe's 0-8 



(S • Siila 0-71 



cJ . Arden Island, Torres | ,, -^ 



Strait [ ^'^^ 



cS . Cape York 0-66 



(S- Bouru 0'70 



? 0'6o-0-80 



Ohservations.—l. Wallace (Proc. Zool. Soc. 18G3, p. 30) says that 

 ^1- I, I^'"" ^P*^"™''"^ have a more yellow tinge on the back and 

 the black pectoral band is generally broader than in those from 

 bula. 



2. Salvadori distinguishes between P. macrorhynclm, in which the 

 black crescent across the chest is separated from the black of the 

 head by the yellow band around the hind neck, and P. melanura 

 in which the black of the head is continuous with the crescent on 

 the sides of the neck. This, however, is variable ; in the British 

 Museum only three specimens have the black on the sides of the 



