THE BIRDS OF AUSTRALIA. 
Malurus cyanotus exsul Mathews, ib., Jan. 31st, 1912 : Yule River, North-west Australia ; 
Mellor, Emu, Vol. XX., p. 139, 1921. 
Malurus leuconotus leuconotus Mathews, Xov. Zool., Vol. XVIII., p. 359, Jan. 31st, 1912. 
Malurus leuconotus perplexus Mathews, ib. : Day Dawn, West Australia. 
Hallornis cyanotus Mathews, List Birds Australia, p. 225, 1913 ; Carter, Ibis, 1917, p. 589, 
pi. x. ; S. A. White, Emu, Vol. XVIII., p. 22, 1918. 
Hallornis cyanotus cyanotus Mathews, List Birds Austr., p. 225, 1913 ; S. A. White, Emu, 
Vol. XIV., p. 189, 1915. 
Hallornis cyanotus exsul Mathews, List Birds Austr., p. 225, 1913. 
Hallornis leuconotus leuconotus Mathews, List Birds Austr., p. 225, 1913 ; id., Austral 
Av. Rec., Vol. III., pt. 4, p. 89, 1917. 
Hallornis leuconotus perplexus Mathews, List Birds Austr., p. 225, 1913. 
Hallornis leuconotus Mathews, Austral Av. Rec., Vol. 3, p. 89, 1917. 
Hallornis leuconotus leuconotus Mathews, ib. 
Hallornis leuconotus ciyanotus Mathews, ib. 
Hallornis leuconotus exsul Mathews, ib. 
Hallornis leuconotus perplexus Mathews, ib. 
Malurus c{yanotus ) diamantina H. L. White, Emu, Vol. XVIII., pt. 2, p. 121, Oct. 1918 : 
Diamantina River, Western Queensland ; Jackson, Emu, Vol. XVIII., p. 168, 1919. 
Distribution. Interior of Australia, Queensland, New South Wales (Victorian Mallee), 
South Australia and West Australia generally, outside tropics, save extreme coastal 
districts. 
Adult mule. Crown of head, nape, hind-neck, mantle, lower-back, rump, and upper tail- 
coverts ultramarine-blue with dull blackish bases to the feathers ; tail also blue 
but darker and duller ; a tuft of white feathers on each side of the breast ; inner 
upper wing-coverts, innermost secondaries, and upper-back also white, the last 
being almost concealed by the elongated blue feathers of the mantle ; outer upper 
wing-coverts . and primary-coverts blue ; outer edges of prim ary- quills blue, or 
bluish-grey, inner webs blackish with slightly paler edges ; sides of face similar 
to the top of the head but the feathers are small ; lores inclining to black ; throat, 
breast, abdomen and sides of body ultramarine-blue, darker than the crown, becoming 
somewhat paler on the thighs and under tail-coverts ; axillaries and under wing- 
coverts pale blue with smoke-brown bases to the feathers ; under-surface of flight- 
quills blackish-brown with pale grey margins ; lower aspect of tail similar to its 
upper-surface. Bill black, eyes deep brown, feet and legs very dark brown. Total 
length 123 mm. ; culmen 8, wing 47, tail 60, tarsus 21. Figured. Collected at 
Bore- well, West Australia, on the 30th of July, 1909. 
Adult female. General colour above, greyish-fawn, including the top of the head, 
sides of face, sides of neck, hind-neck, entire back, upper tail-coverts, and outer 
aspect of flight-quills ; becoming greyish-blue on the outer webs of the primaries, 
the inner-webs blackish-brown ; tail dull lavender-blue with whitish margins to 
the feathers ; lores whitish ; throat, breast, and abdomen also whitish, slightly 
tinged with pale fawn-colour, which is more pronounced on the lower flanks, thighs, 
and under tail-coverts ; under wing-coverts and inner margins of quills below 
similar, remainder of quill-lining dark brown ; lower aspect of tail similar to its 
upper-surface. Bill and eyes brown, feet ashy-grey. Total length 128 mm. ; 
culmen 8, wing 48, tail 67, tarsus 20. Figured. Collected at Glen Ferdinand, 
Central Australia, on the 18th of July, 1914. 
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