THE BIRDS OF AUSTRALIA. 
fV 
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lower mandible dirty wliite. Total length 143 mm. ; culmen 10, wing 80 tail 52 
tarsus 22. E i gu ied. Collected at Derby, North-west Australia, on the 7th of 
November, 1910. 
Adult male. Top of the head and back of the neck greyish-ash, each feather with a 
distinct mesial streak of browiush-black, upper back less distinctly streaked- 
mantle dark ash, with a greyish-white margin to the inner web; lower back and 
rump ashy-brown with indistinct streaks of darker browm; secondaries bronze- 
black, widely margined all round the outer web with white; primaries dark-ash 
margined towards the base of the inner web with pale rufous and on the inner 
web with whitish-browm; outer pair of tail-feathers white, with a blackish-brown 
margin along the base of the imier web ; penultimate pair white on the outer web, 
blackish-brown on the inner w-eb ; remainder of the tail blackish-brown, the middle 
pair margined on both webs with white ; eyebrow whitish; chin and throat white; 
remainder of the under-surface of the body wliitish with brownish-black spots 
and streaks on the chest. Eyes brown, feet and legs grey, upper mandible brown, 
loww yellowish. Total length 143 mm.; culmen 10, wing 75, tail 48, tarsus 22 ! 
EigufeiL Collected at Broome, North-w'est Australia, on the 1st of November 
1902. 
Ad^dt male. Head and back of the neck brow'nisli-black bordered with ash-grey, producing 
a streaked appearance ; back brownish-black, bordered on the irmer webs with 
pale chestnut; lower back and rmnp dusky-black, fringed with buff; wing-coverts 
brownish-black very widely margined with pale chestnut; secondaries deep bronze- 
black, widely bordered all round with pale reddish-chestnut; primaries ash-brown, 
margined towards the base on both w'ebs wdth chestnut; outermost tail-feathers 
white, slightly tinged with pink and with the imier margin blackish-brown; 
penultimate pair wdiitish on the outer web and browuiish-black on the imier web; 
remainder of the tail blackish-brown, the middle pair bordered on both webs with 
pale chestnut; a broad reddish-fawm coloured eyebrow ; chin and throat wliite; 
remainder of the under-parts tawny'-buff with spots and markings of duskj'-black 
on the chest; middle of the belly wliite; legs and eyes brown, bill brown, lower 
mandible light horn. Total length 145 mm. ; cuhnen 10, wing 77, tail 50, tarsus 
22. Figured. Collected at Glencoe, Northern Territory, on the 6th of September, 
1902. 
Adult female. Similar to the adult male. 
Adult female. General colour of the upper-parts tawny-olive with blackish-brown middles 
to the feathers ; secondaries ashy'-brown, bordered on both w'cbs with pale 
chestnut; primaries ashy-brown, margined on both webs towards the base with 
pale chestnut; outer tail-feather white, bordered on the inner web with ash-brown, 
the penultimate pair of feathers white on the outer web and blackish-brown on the 
imier web ; remainder of the tail blackish-browm, palest on the middle pair; lores 
wliitish ; tliroat white ; remainder of the under-surface tawny-wliite with a few 
indistinct spots of ash-colour across the chest. Total length 135 mm.; culmen 12, 
wing 78, tail 47, tarsus 23. Figured. Collected on Alexander, Northern 
Territory (East), in 1905, and is the typ^f M. j. rufescens. 
Adult male. Similar to the adult female. 
Immature. Head deep brownish-black, fringed at the extremity with wliite; back of the 
neck browiush-ash with the smoky'-grey^ bases of the feathers showing thi'ough; 
mantle brownish-black, fringed and tipped with whitish-brown; innermost scapulars 
bronze-browni widely^ margined wdth browmsh-buff; outermost secondaries ash- 
brown widely bordered on both webs with light chestnut; primaries mostly light 
chestnut with blackish-grey along the shafts and towards the tip, becoming darker 
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