RING PIGEON, OR CUSHAT. 
141 
by a patch of white, which nearly meets behind, and 
forms an imperfect demicollar round the lower and 
back part of the neck. The mantle, scapulars, and 
wing-coverts are deep bluish-grey. The breast and 
belly purplish-red, passing towards the vent and 
under tail-coverts into pale bluish -grey. The outer 
ridge of the wing and a few of the greater coverts 
are white. The quills are blackish-grey, their in- 
terior webs conspicuously margined with white. 
The upper surface of the tail is of a bluish-grey at 
the base, passing gradually into black towards the 
tip. The legs and feet are purplish-red. The 
irides yellowish-white. 
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