INSESSORES. 435 



stripe of black down the centre ; shoulders and wing-coverts 

 steel-black, each feather having a spot of white at the extreme 

 tip ; primaries blackish-brown, margined on their outer edges 

 with lighter brown ; throat and a narrow band across the chest 

 steel-black ; stripe over the eye, a nearly circular spot on the 

 side of the neck, and the centre of the abdomen white ; flanks 

 and under tail-coverts reddish-buff, with a large oblong stripe 

 of black down the centre of each feather ; lateral tail-feathers 

 black, broadly margined with grey on their inner webs, and 

 largely tipped with white ; bill black ; legs fleshy-white ; feet 

 darker ; eyes very dark lead colour, with a naked blackish- 

 brown eyelash. The female differs from the male in having 

 all the upper surface of a lighter hue ; the throat greyish- white 

 instead of black ; the spot on the neck rufous instead of white, 

 and in being destitute of the black pectoral band. 



Sp. 272. CINCLOSOMA CASTANEONOTUM, Gould. 



Chestnut-backed Ground-Thrush. 



Cinclosoma castanotus, Gould in Proc. of Zool. Soc, part viii. p. 113. 



castanotum, Cab. Mus, Hein., Theil i. p. 85. 



Boone-Yung, Aborigines of the mountain districts of Western Australia. 



Cinclosoma castanotus, Gould, Birds of Australia, foL, vol. iv. pi. 5. 



The habits and economy of the present bird closely resemble 

 those of the Spotted Ground-Thrush; but the more level 

 plains, particularly those that are studded with clumps of 

 dwarf trees and scrubs, would appear to be the situations for 

 which it is more peculiarly adapted, at least such was the cha- 

 racter of the country in the Belts of the Murray where I dis- 

 covered it. On the other hand, it is stated in the notes 

 accompanying specimens received from Swan River, that " it 

 is rarely seen in any but the most barren and rocky places. 

 The white gum forests, here and there studded with small 

 patches of scrub, are its favourite haunts. It is only found 

 in the interior ; the part nearest to the coast, where it has 



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