Order PASSERIFORMES. 
No. 503. 
Family Cl NOLO SOM A TI DM. 
CINCLOSOMA CASTANOTUM. 
CHESTNUT-BACKED GROUND-BIRD. 
(Plate 424.) 
Cinclosoma castanotus Gould, Birds Austr. , pfc. l, Dec. 1st, 1840 : belts of the Murray, 
South Australia. 
Cinclosoma castanotus * Gould, Birds Austr., pt. i. (Vol. IV., pi. 5), Dec. 1st, 1840 ; id., Proc. 
Zool. Soc. (Lond.) 1840, p. 113, May, 1841 ; id., Handb. Birds Austr., Vol. I., p. 435, 
1865 ; Sharpe, Cat. Birds Brit. Mus., Vol. VII., p. 333, 1883 ; Ramsay, Proc. Linn. 
Soc. N.S.W., Vol. II., p. 187, 1878 ; id.. Tab. List Austr. Birds, p. 11, 1888 ; Hall, 
Key Birds Austr., p. 27, 1889 ; Campbell, Nests and Eggs Austr. Birds, Vol. I., 
p. 256, 1901 ; North, Austr. Mus. Spec. Cat., No. 1, Vol. I., p. 325, 1904; Milligan, 
Emu, Vol. III., p. 222, 1904 (M.-W.A.) ; McLennan, ib., Vol. VII., p. 162, 1908 (Vic.) ; 
Mathews, Hand! Birds Austral., p. 69, 1908 ; Howe, Emu, Vol. IX., p. 231, 1910 
(Vic.) ; Whitlock, ib., Vol. XI., p. 241, 1912 (S.W.A.) ; S. A. White, ib., Vol. XIII., 
p. 26, 1913 (S.A.) ; Chandler, ib., p. 38 (Vic.) ; S. A. White, ib., Vol. XVIII., p. 197, 
1919 (S.A.). 
Cinclosoma castanotum castanotum Mathews, Nov. Zool., Vol. XVIII., p. 330, 1912 ; id.. 
List Birds Austr., p. 197, 1913 ; S. A. White, Emu, Vol. XIV., p. 188, 1915 (C.A.). 
Cinclosoma castanotus dundasi Mathews, Nov. Zool., Vol. XVTII., p. 330, Jan. 3rd, 1912 : 
Lake Dundas, West Australia ; id., List Birds Austr., p. 197, 1913. 
Distribution. Adjoining parts of interior of New South Wales, Victoria and South 
Australia, across to South-west Australia. 
Adult male. Crown of head, ear-coverts, hind-neck, sides of neck, and mantle dark russet- 
brown, slightly tinged with grey on the sides of the neck and hind-neck and with dark 
shaft-lines to the feathers on the top of the head and mantle ; back, rump and 
scapulars deep chestnut ; upper tail-coverts dusky-grey with a tinge of chestnut ; 
middle tail-feathers dark brown, the lateral ones black, broadly tipped with white ; 
upper wing-coverts, bastard-wing and primary-coverts black tipped with white, some 
of the inner greater series of coverts broadly margined with greyish-brown or rufous ; 
flight-quills dark brown, some of the primaries edged with white on the outer webs, 
the secondaries broadly margined with pale chestnut ; lores and feathers below the 
eye black ; a somewhat broad line above the eye and along the sides of the crown 
and another from the gape to the sides of the neck white ; sides of breast, and 
sides of neck slate-grey ; sides of body and thighs russet-brown ; fore-neck 
* Also spelt castanotum and castaneonotum. 
188 
