OCEANODROMA MACRODACTYLA. 



greater series drab-brown ; primary-coverts and quills black ; the inner secondaries 

 externally browner, and with hoary whitish edges ; upper tail-coverts white, with broad 

 black tips, the central coverts black, tipped with white ; tail-feathers black, with a 

 narrow white edging at the base of the outermost ; head like the back, but a trifle more 

 washed with slate-colour ; in front of the eye a black shade ; forehead, lores, and upper 

 throat slightly browner ; lower throat and sides of face plumbeous-grey ; remainder 

 of under-surface of body sooty chocolate-brown ; at the sides of the vent a patch of 

 white feathers, some of them more or less broadly edged with brown ; under tail- 

 coverts sooty-brown, the lateral ones mixed brown and white, like the flank-patch ; 

 under wing-coverts and axillaries sooty brown, the primary-coverts and quill-lining 

 ashy-blackish ; bill and feet black. Total length, 8.3 inches ; culmen, 0.6 ; wing, 6.3 ; 

 tail, 3.6 ; central tail-feathers, 2.5 ; tarsus, 0.95 ; middle toe and claw, 1.05. 



Adult female. Similar to the male. Total length, 9.3 inches ; wing, 6.7. 



The descriptions are taken from a pair of birds procured by Mr. Anthony, and now 

 in the British Museum collection. From one of these birds the figure has been drawn. 



19 



