1. ORIOLtJS. 219 



&/itirpe, Ibis, 1870, pp. oT, 2:2(3, pi. viii. Hg. 1 ; id. ('at. Afr. B. 



p. 54; id. P. Z. S. 1871, p. 611. 

 Oriolua bmiffi, £p. Consp. i. p. 347 ; Schl. Mus. P.-B. Coraces, p. 109; 



,Sharpp, Ibis, 1869, p. -iS-S ; id. Ibis, 1870, p. 227, pi. viii. lig. 2. 

 Oriolu* intermedins, Ilartl. Beitr. Orn.-lVedafr. p. 24, et Orn. 



Westafr. p. 24 (ex Timm. 318. in Mus. Lugd.); id. J. f. O. 1861, 



p. 1(;.3 ; Cass. Pi: Philad. Acad. 1859, p. 43. 

 Baruffiu? interniedius, Bp. C. P. xxxriii. p. o38. 



Nestling. Bare on the head, rump, and imderparts generally, ex- 

 cepting, for some tracts of yellowish feathers along the .sides of the 

 body ; the sprouting tail-feathers bright yellow, with dusky bases ; 

 plumes of the upper surface dusky olive-brown, with edgings of 

 lemon-yeUow ; the wing-coverts and secoadaries coloured like the 

 dorsal plumes ; primary-coverts and quills blackish, shaded with 

 olive-yellow, and extei'nall}" Mith grey, inclining to white on the 

 outer margin. 



Full-grovn young bird. Above dull olive-yellow, brighter on the 

 rump, duskier on the head ; ear-coverts and feathers round the ej'e 

 somewhat greyish ; lores, cheeks, and throat light yellowish, the 

 latter mottled with brighter yellow, all the plumes with dusky 

 bases ; rest of under surface of body bright yellow ; wing-coverts 

 oUve-j-ellow, the least ones, as well as the inner greater coverts and 

 the secondaries (which resemble the coverts), tipped with bright 

 yellow ; the rest of the wing-coverts blackish, externally shaded 

 with grey and tipped with white, forming a speculum on the pri- 

 mary-coverts ; rest of the quills blackish, the primaries externally 

 grey, edged with white on the outer web ; upper tail-coverts deep 

 olive-yellow, with obsolete tips of brighter yellow ; tail olive-green 

 at base, the two centre feathers entirely of this colour, all the other 

 feathers bright yellow at the tip, with a more or less distinct sub- 

 terminal shade of black, the yeUow increasing towards the outer- 

 most feathers, and extending chiefly along the outer webs. 



Adult. Head glossj- black, likewise the throat, extending a little 

 way on the breast ; upper surface of the body deep olive-yellow, 

 brighter yellow on the nape, sides of the neck, and rump ; wing- 

 coverts of the same colour as the back ; inner cubital coverts edged 

 with olive-yellow, the two or three outer ones edged with grey; 

 primary-coverts black, tipped with white, forming a distinct white 

 alar speculum ; quills brownish black, quite white on the inner 

 web ; the inner secondaries bright olive-yellow on the outer web, 

 the outer ones grey, with a narrow outer edging of white ; primaries 

 edged with white on the outer web : the tour middle tail-feathers 

 olive-yeUow, the outer ones olive-yellow at the base, bright golden 

 yellow at the tip, preceded by a bar of black ; entire under surface 

 rich golden yellow ; bill brownish red ; feet black. 



Female or young. The two middle rectrices olive-yellow, the two 

 next with a black bar before the yellow tip. 



Ohs. The black head seems to be gradually assumed, several of 

 the Museum specimens showing a tendency to it even in the young 

 plumage. 



q2 



