Order PASSERIFORMES 
No. 571. 
Family SYLVIIDJE. 
DIAPHORILLAS PURNELLI. 
UNIFORM GRASS-WREN. 
(Plate 472, two lower figures.) 
Diaphorillas textiles purnelli Mathews, Austral Av. Rec., Vol. II., pt. 5, p. 99, Sept. 
24th, 1914 : Mount Benstead, Alice Springs, Central Australia. 
Amytis textilis North, Rep. Horn Sci. Exped. Cent. Austr. Zool., p. 81, 1896 (pt.) ; 
Heartland, Victorian Naturalist, Vol. XX., p. 135, 1904 (pt.). 
Diaphorillas textilis S. A. White, Trans. Roy. Soc. S. Austr., Vol. XXXVIII., p. 432, 1914. 
Diaphorillas textilis purnelli Mathews, Austral Ay. Rec., Vol. II., p. 99, 1914 ; S. A. White, 
Emu, Vol. XIV., p. 189, 1915 ; id., Trans. Roy. Soc. South Austr., Vol. XXXIX., 
p. 754, 1915. 
Amytornis textilis Hill, Emu, Vol. XII., pp. 242, 1913; Campbell and Kershaw, ib., 
p. 276. 
Diaphorillas purnelli Mathews, Austral Av. Rec., Vol. III., p. 159, 1918. 
Amytis textilis of some authors. 
Distribution. MacDonnell, Musgrave and Everard Ranges, Central Australia. 
Adult male. General colour above rufous-brown, inclining to chestnut on the lower-back, 
rump, and upper tail-coverts ; the feathers on the top of the head, sides of face, 
hind-neck, sides of neck, and upper-back longitudinally lined with white ; upper 
wing-coverts similar to the lower-back with pale shaft-streaks ; inner-webs of 
flight-quills dark brown with rufous margins ; tail-feathers also dark brown with 
pale edges and obsolete cross-bars ; throat and breast pale rufous with white shaft- 
streaks becoming dusky rufous-brown on the abdomen, sides of body, thighs, and 
under tail-coverts ; axillaries, under wing-coverts and margins of flight-quills 
below cinnamon-rufous ; remainder of quill-lining dark brown ; lower aspect of 
tail similar to its upper-surface. Eyes brown, feet leaden-black, bill blackish. 
Total length 168 mm. ; culmen 12, wing 63, tail 80, tarsus 26. Figured. Collected 
in the Everard Ranges, South Australia, on the 11th of August, 1914. (Plate 472, 
left hand figure.) 
Adult female. Differs in having a reddish-patch on the sides of the body. Crown of head, 
sides of face, sides of neck, hind-neck, and upper-back rufous-brown with white 
shaft-streaks, which are skirted with black on most of the feathers ; lower-back, 
ramp, and upper tail-coverts uniform and inclining to chestnut ; lesser upper wing- 
coverts similar to the upper-back, but no white shaft-lines ; greater upper wing-coverts 
190 
