THE BIRDS OF AUSTRALIA. 
Aphelocephala leucopsis missa Mathews, Nov. Zool., Vol. XVIII., p. 377. Jan, 31st, 1912* 
(Narandera) New South Wales ; id ., Austral Av. Rec., Vol. I., p. 61, 1912, 
Aphelocephala pectoralis castaneiventris Mathews, ib .. p. 378; id ., List Birds Austr., p. 247, 
1913, 
Aphelocephala castaneiventris vjhitei Mathews, Austral Av. Rec., Vol. II., pt. 5, p. loo, 
Sept. 24th, 1914: Jay Waterhole, MacDonnell Range, Central Australia; S. A. 
White, Emu, Vol. XIV., p. 189, 1915; id Trans. Roy. Soc. S.A., Vol. XXXIX., 
p. 755, 1915 ; H. L. White, Emu, Vol. XV., p. 36, 1915. 
Aphelocephala leucopsis castaneiventris Mathews, Emu, Vol. XVI., p. 35, 1916. 
Aphelocephala leucopsis whitei Mathews, ib ; S. A. White, ib ., Vol. XXI., p. 94, 1921. 
Aphelocephala castaneiventris minilya Mathews, Bull. Brit. Orn. Club, Vol. XL., p. 75, 
Jan. 30th, 1920 : Minilya River, Mid-west Australia ; Carter, Ibis, 1921, p. 65. 
Distribution. Extra-tropical Southern Australia from East to West through Central 
Australia. Not Tasmania. 
Adult . General colour of the upper-surface mouse-brown including the top of the head, 
back, long upper tail-coverts, scapulars and wings, the fore-part of the head somewhat 
darker than the back with an indication of dark centres to the feathers; short 
upper tail-coverts tipped with cinnamon ; flight-quills hair-brown with pale fringes 
both on the outer and inner webs ; middle tail-feathers dark brown, the outer 
ones inclining to black on the apical portion, which are tipped with white; base 
of fore-head, lores, and fore-part of face white ; hinder-face and sides of neck like 
tire back ; nasal bristles black ; chin white with blackish bases to the feathers some 
of which have hair-like tips ; breast greyish-wliite, becoming darker on the sides; 
abdomen cream-white; thighs dusky; flanks and under tail-coverts chestnut; 
axillaries and under wing-coverts white, becoming dusky-brown on the greater series 
of the latter ; under-surface of flight-quills hair-brown with huffy-white margins; 
lower aspect of tail similar to its upper-surface. Eyes pale buff, feet and bill slate- 
black. Total length 108 mm. ; culrnen 7, wing 59, tail 45, tarsus 18. Figured. 
Collected on Crookedine Lake, Southern Cross, South-west Australia, on the 23rd 
of July, 1905, and is castaneiventris (middle figure). The sexes are alike. 
Adult . General colour of the upper-surface sepia-brown, including the top of the head, 
ear-coverts, sides of neck, hind-neck, back, upper tail-coverts, scapulars, and upper 
wing-coverts ; bastard-wing also blackish-brown ; flight-quills dark hair-brown with 
whitish margins ; tail-feathers dark brown, becoming blackish towards the tips 
which have pale margins ; a dark narrow band across the fore-head from eye to eye; 
nasal bristles black; base of fore-head, lores, chin, throat, fore-neck, breast,abdomen, 
and under tail-coverts cream-wriiite, some of the feathers on the chin have hair¬ 
like tips ; sides of breast greyish ; flanks cinnamon; thighs dusky; axillaries 
and lesser under wring-coverts buffy-white, the greater series inclining to grey; 
under-surface of flight-quills glossy hair-brown with cream-white margins ; lower 
aspect of tail similar to its upper-surface. Eyes creamy-wriiite, feet and bill black. 
Total length 102 mm. ; culmen 8, wring 58, tail 40, tarsus 19. Figured. Collected 
on Coongra Creek, Central Australia, on the 4th of July, 1914, and is the connecting 
link between leucopsis and castaneiventris (top figure). 
Adult female . General colour of the upper-surface rust-brown, including the top of the 
head, liind-face, sides of neck, hind-neck, back, rump, upper tail-coverts, scapulars, 
and outer aspect of wrings ; bastard-wing blackish-brown narrowly edged with 
whitish ; inner-webs of flight-quills darker than the back with pale inner margins; 
middle tail-feathers dark brow r n with pale tips, becoming blackish on the lateral 
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