14 MATHEWS— Birds of North and North-West Australia. 



102. Circus Approximans Inexpectatus. Little Allied 

 Harrier. 



Circus approximans inexpectatus (Mathews). Nov. Zobl., 

 Vol. XVIII., p. 245, 1912. Perry's Creek, North- West Aus- 

 tralia. 



No. 154— 5 . Length, 21 inches '(19/6/86). 



Irides pale yellow; bill black, bluish horn colour at the 

 base; legs dull yellow. This bird works over the flats like a 

 dog. 



104. Urospiza fasciatus didima. Northern Goshawk. 



Astur fasciatus didimus (Mathews). Austral. Av. Rec, Vol. 

 L, p. 33, 1912. Melville Island. 



No. 143— 5 . Length, 17.2 inches (17/6/06). 



No. 211— 2 . Length, 18 inches (30/6/06). 



Irides fine yellow, eyelash black, with an outer rim of 

 yellow; bill black, bluish horn at the sides of the upper maD- 

 dible at the base, and lead colour at the base of the lower, 

 cere and gape dull yellow tinged with green; tarsi greenish 

 yellow, toes dull orange yellow. 



No. 245— 5 . Length, 14.5 inches (31/8/86). 



Irides splendid yellow, eyelash pale ochre with a fine 

 brown line next the eye; bill black at the tip, becoming lead 

 blue on the sides, at the base, cere dirty yellow; legs and feet 

 orange yellow. 



No. 438— 5 . Length, 16.7 inches (25/10/86). 



Irides beautiful bright yellow, eyelid yellow, with a fine 

 black line inside; bill black becoming bluish horn at the base, 

 cere and gape greenish yellow; legs and feet ochre. 



104. Accipiter cirrocephalus broomei. Western Collared 

 Sparrow Hawk. 



Astur cirrocephalus broomei (Mathews). Nov. Zool., Vol. 

 XVIII., p. 247, 1912. Broom Hill, South-West Australia. 



No. 39— S . Length, 17 inches (24/5/86). 



Irides light yellow; bill black, base bluish lead, cer^ 

 greenish yellow; legs dull yellow. 



