34 MATHEWS— Bird* of North and North-West Australia. 



Eggs. — Ground colour, white, sparingly marked with small 

 roundish spots of black, dark brown and purplish grey, the lat- 

 ter being semi submerged. The spots are more numerous at 

 the larger end. A clutch of three eggs measured 1. 2.40 cm. x 

 1.70 cm. 2. 2.50 cm. x 1.70 cm. 3. 2.50 cm. x 1.70 cm: 



Birds of the 

 North and North-West of Australia. 



From Notes and Skins made by the late Capt. T. H. 

 Bowyer-Bower. 



[By Gregory M. Mathews, F.R.S.E., F.L.S., M.B.O.U., etc] 



No. 10. 



111. Falco longipennis apsleyi. — 



This is often seen long after sunset flying about hawking 

 at a good safe height apparently catching insects with its feer, 

 and' eating them while on the wing, this operation continues 

 till it is too dark to observe the bird. One bird on being 

 opened also had the leg of a small parrot in its stomach. 



112. Ieracidea berigora melvillensis. Northern Brown 

 Hawk. Ieracidea berigora melvillensis — Mathews, Aus- 

 tral. At. Rec Vol. 1, p. 34, 1912. Melville Island, 

 Northern Territory. 



35. 5 Length 18f 21/5/86— Irides brown; bill bluish, 

 tip black; legs dull greenish-white. 



30. S Length 16^ 21/5/86. 



70. 5 Length .18.5 31/5/86— Irides light brown, gradu- 

 ally shaded off to white on the outer circle, orbits bluish white, 

 tinged with yellow at the corner of the eyes; bill bluish, black 

 at tips; cere yellowish white; feet greenish white. 



92. 9 Length 18.5 4/6/86— Irides dark brown, bill 

 light blue black at the tips, cere bluish flesh colour; legs and 

 feet greyish white. 



175. S Length 16.5 24/6/86— Irides dark brown, eye- 

 lash and orbital space bluish white, distinctly tinged with 

 light yellow on the eyelash, and at the 'corners of the eyes; 

 feet bluish white. 



