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is compressed laterally. Head and cheeks light grey, darkest on the edges of the occiput. Throat 

 and breast plumbeous, each feather with a central streak of black. Wing light brown, a round 

 white spot on the tip of each feather; innermost secondaries light brown, remainder white; 

 primaries black, a white spot midway on the webs, and the tips slightly margined with white. 

 Back and rump dark brown. Underparts and thighs pure white. The tail has the four central 

 rectrices blackish brown, next one white for half its length from the tip, remaining ones pure 

 white. Iris nut-brown. Eeet and tarsus horn-colour. Total length without bill 17 inches; 

 wing 8J; tail 10 ; bill along culmen 5^ ; tarsus 2. 



The female resembles the male; but her bill is much shorter and more feeble, averaging 

 only 3 J inches. 



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