BUFF-SIDED ROBIN. 
white and the sides and flanks much less buff. It is also lighter on the back. 
Gregory River, Western Queensland.” 
I admit four subspecies as : 
Poecilodryas cerviniventris cerviniventris (Gould). 
Western Northern Territory. 
Poecilodryas cerviniventris belcheri Mathews. 
North-west Australia (Napier Broome Bay 
district). 
Poecilodryas cerviniventris derbyii Mathews. 
North-west Australia (Derby). 
Poecilodryas cerviniventris gregori Mathews. 
Eastern Northern Territory and West 
Queensland. 
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