GRASS-WREN. 
Amytornis macrurus Sharpe, Handl. Birds Brit. Mus., Vol. IV., p. 246, 1903 ; Mathews, 
Handl. Birds Austral., p. 80, 1908. 
Amytornis megalurus Sharpe, ib. ; Mathews, Handl. Birds Austral., p. 80, 1908. 
Amytornis varia North, Viet. Nat., Vol. XXVI., p. 158, 1910. 
Amytornis gigantura Jackson, Erau, Vol. IX., p. 136, 1910 ; Whitlock, ib., p. 202, pi. xx., 
1910 ; Gibson, ib., Vol. X., p. 71, 1910 ; Whitlock, id., ib. ; Gibson, ib., p. 341, 1911. 
Diaphorillas texiilis textilis Mathews, Nov. Zool., Vol. XVIII., p. 364, 1912 ; id., List Birds 
Austr., p. 231, 1913 ; Carter, Ibis, 1917, p. 605. 
Diaphorillas textilis giganturus Mathews, Nov. Zook, Vol. XVIII., p. 364, 1912 ; id.. List 
Birds Austr., p. 231, 1913. 
Diaphorillas textilis morgani Mathews, Nov. Zook, Vol. XVIII., p. 364, Jan. 31st, 1912 : 
Cardinia, South-east Coast of West Australia ; id., List Birds Austr., p. 231, 1913. 
Diaphorillas textilis macrourus Mathews, Nov. Zook, Vol. XVIII., p. 365, 1912; id., List 
Birds Austr., p. 231, 1913. 
Diaphorillas textilis carteri Mathews, Austral Av. Rec., Vol. III., pt. 5, p. 87, pi. 3, July 21st, 
1917 : Dirk Hartog Island, West Australia ; Carter, Ibis, 1917, p. 599. 
Amytornis textilis carteri Whitlock, Emu, Vol. XX., p. 183, 1921. 
Distribution. Western Australia (Mid- and South-West). 
Adult male. Crown of head, nape, mantle and back, blackish-brown with white shaft- 
streaks and smoke-brown margins to the feathers ; lesser upper wing-coverts like 
the back but inclining to rufous ; median and greater upper wing-coverts, bastard- 
wing, primary-coverts and flight-quills blackish-brown with pale margins and 
whitish shafts ; rump, and upper tail-coverts rust-brown with whitish shafts to 
the feathers ; tail-feathers dark brown with pale margins and dark obsolete cross- 
bars ; sides of face, chin, and throat similar to the top of the head but much paler ; 
breast and sides of body pale rust-brown with whitish shaft-lines which become 
almost obsolete on the lower flanks, thighs, and under tail-coverts ; middle of 
abdomen buff y- white with blackish bases to the feathers ; axillaries, under wing- 
coverts, and inner margins of quills below, cinnamon, remainder of quills below 
blackish-brown with whitish shafts ; lower aspect of tail similar to its upper-surface 
but paler and having white shafts to the feathers. Bill bluish horn, mouth yellow, 
eyes light hazel, feet purplish-brown. Total length 192 mm. ; culrnen 13; wing 68; 
tail 93 ; tarsus 25. Figured. Collected on Dirk Hartog Island, West Australia, on 
May 18th, 1916, and is the type of Diaphorillas textilis carteri. (Plate 467, top figure.) 
Adult female. Differs from the male in having a reddish patch on the sides of the body. 
General colour of the upper-surface rust-brown, somewhat darker on the head, 
with white shaft-lines to the feathers on the head, back, and upper wing-coverts ; 
greater upper wing-coverts blackish-brown with pale margins ; rump and upper 
tail-coverts similar to the back ; tail-feathers dark brown with pale edges and 
dark obsolete cross-bars on some of the feathers ; sides of the face and throat similar 
to the crown of the head, but paler ; sides of the body bright chestnut ; lower 
flanks and thighs dusky-brown ; abdomen dark isabelline ; under wing-coverts and 
inner margins of quills below cinnamon ; remainder of quill lining dark brown with 
white shafts to the feathers ; lower aspect of tail blackish, the feathers narrowly 
edged with buff. Eyes dull yellow, feet and legs bluish-purple, bill blue horn, 
mouth and tongue yellow. Total length 173 mm. ; culrnen 10, wing 69, tail 86, 
tarsus 28. Figured. Collected on Dirk Hartog Island, West Australia, on the 29th 
of October, 1916. (Plate 467, bottom figure.) 
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