COLLAEED SPAEROW-HAWK. 
Birds Tasm., p. 4, 1910 (Tasm.) ; Ingle, Emu, Vol. X., p. 122, 1910 (Viet.) ; Broad- 
bent, ih., Vol. X., p. 233 (Q.) ; North, Austr. Mus. Spec. Cat., no. 1, Vol. III., p. 195, 
1911 ; Barnard, Emu, Vol. XI., p. 21, 1911 (N.T.) ; Stone, ih., Vol. XII., 
p. 113, 1912 (Viet.). 
Accipiter melanops Strickland, Omith. S3m., p. Ill, 1855 (ex Falco melanops Latham 
1801 not 1790). 
Nisibs cirrhocephalus Schlegel, Mus. de Pays-Bas, Vol. II., Astures, p. 38, 1862. 
Uraspiza cirrhocephalus Kaup, Proc. Zool. Soc. (Lond.) 1867, p. 176. 
Falco macrodactylus “ Temm.,” Gray, Handl. Gen. Sp. Birds, pt. i., p. 34, 1869 : nom. nud. 
Astur cirrocephalus cirrocephalus Mathews, Nov. Zool., Vol. XVIII., p. 246, 1912. 
Astur cirrocephalus hroomei Mathews, ih., p. 247, 1912 ; Broome Hill, South-west Australia. 
Accipiter cirrocephalus cirrocephalus Mathews, List Birds Austr., p. 104, 1913 ; White, 
Emu, Vol. XIV., p. 186, 1915 (Central), 
Accipiter cirrocephalus hroomei Mathews, List Birds Austr., p. 104, 1913. 
Paraspizias cirrhocephalus Mathews ante. 
Disteibution. Australia ; Tasmania. 
Adult male. Entire back, wings and tail dark slate colour, the bases of the feathers grey ; 
head and sides of face dark plumbeous, paler on the throat where the feathers 
are barred with white ; the flight-quiUs rather darker than the back with an 
indication of paler bars and white mottlings towards the base ; middle tail-feathers 
similar in colour and markings, but the lateral ones paler and the bars more 
pronounced, a patch of chestnut on each side of the neck extending across the 
hind-neck where it forms a collar ; the bases of the feathers on the nape white ; 
under-surface rufous barred with white, including the axillaries and under wing- 
coverts, but the rufous paler and becoming grey on the long under tail-coverts. 
Bill dark horn, cere yellow, eyes golden-yellow, feet yellow; Total length 320 mm. ; 
culmen 10, wing 208, tail 150, tarsus 59. Figured. Collected at Wilson’s Inlet, 
South-west Australia, on the 10th of May, 1910. 
Adult female. Similar to the adult male but larger ; wing 242 mm., culmen 14, tarsus 61. 
Collected at the same place as the male on the 31st of May, 1910. 
Immature female. General colour above dark brown, the feathers everywhere narrowly- 
edged with rufous, the feathers on the head and hind-neck having white bases ; 
bastard-wing, primary-coverts and quiUs barred with paler brown and more or less 
notched with rufous on the inner webs ; tail numerously barred with greyish-blrown, 
and mom or less rufous mottlings on the inner webs of the feathers ; the feathers 
on the sides of the crown streaked with buffy-white, those on the hinder-cheeks and 
sides of neck more uniform brown, the space surrounding the eye covered with 
short dark hair-like feathers ; chin and throat buffy-white with dark shaft-lines 
to the feathers, the dark portion much more extended on the fore-neck and breast 
where the feathers are margined with bufij^^-white ; remainder of the under-surface 
white barred with dark rnfous-brown ; the dark markings on the under wing- 
coverts more rounded on the edge of the wing ; quills and tail-feathers below silvery- 
grey with dark brown bars and tinged with cinnamon-rufous towards the base of 
the former and the inner webs of the latter. 
North Australian birds are lighter throughout. Wing of male 196-203 mm. Female 
229-233 (Queensland to North-west Australia). 
Nest. A platform made of thin twigs (sometimes green) and lined with leaves. 
77 
