THE BIRDS OF AUSTRALIA. 
I propose to recognise three races: — 
Pterodroma macroptera macroptera Smith ; 
Cape seas, breeding at Tristan d’Acunha. 
Smaller ; no grey face, small bill. 
Pttrodroma macroptera alhani Mathews ; 
West Australian seas, breeding. 
Larger ; grey face, large bill. 
Pterodroma maeroptera gouldi Hutton ; 
East Australian and New Zealand seas, 
breeding in New Zealand. 
Largest ; grey face, largest bill. 
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