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ZOSTEROPS TEPHROPLEURUS. 
Head and upper surface bright olive-green, with a wash of grey 
across the shoulders ; wings and tail slaty brown, margined with 
olive-green ; throat dull yellow; around the eyes a circle of white 
feathers, below which is a mark of black; under surface pale vina- 
ceous brown, becoming gradually paler on the lower part of the ab- 
domen, and passing into the pale yellow of the under tail-coverts. 
Total length, 4 inches; bill, 2; wing, 23; tail, 22; tarsi. 
Hab. Lord Howe’s Island. 
Remark. This species is allied to Z. dorsalis, but is of a some- 
what larger size, and is less richly coloured on the flanks. 
ZOSTEROPS STRENUUS. 
Head and upper surface bright olive-green, with a wash of dark 
grey across the shoulders ; wings and tail slaty-brown, margined with 
greenish olive ; eyes surrounded by the usual ring of white feathers, 
beneath which is a narrow line of black ; chin and throat yellow; 
flanks pale vinaceous ; centre of the abdomen neatly white ; under 
tail coverts pale yellow ; bill and feet bluish black. 
Total length, 5$ inches; bill, 1; wing, 23; tail, 2}; tarsi, 4. 
Hab. Lord Howe’s Island. 
This is by far the largest species of the genus yet discovered. 
PLATYCERCUS CYANOGENYS. 
Crown of the head pale sulphur-yellow ; cheeks ceerulean blue ; 
feathers of the nape, back and scapularies black, broadly margined 
with sulphur-yellow, stained with green on the lower part of the 
back ; rump and upper tail coverts greenish yellow, with an ex- 
tremely narrow fringe of black at the tip of the feathers ; shoulder 
and greater wing-coverts deep blue ; lesser coverts black, bordered 
with deep blue ; primaries and secondaries blackish-brown, the basal 
half of their external webs deep blue, the apical half pale blue ; 
tertiaries black, broadly margined with greenish yellow; breast pale 
greenish yellow, abdomen light greenish blue ; all the feathers of the 
under surface slightly fringed with black ; under tail coverts scarlet, 
narrowly margined with yellow ; two middle tail-feathers greenish 
blue ; the next on each side blue, slightly tipped with pale blue; the 
remainder blackish brown at the base of their internal webs, and 
deep blue externally ; their apical portions being beautiful pale blue. 
Total length, 13 inches ; wing, 63; tail, 7; tarsi, 3. 
Hab. Cape York, north-east coast of Australia. 
Remark. This species offers a very close alliance to Platycercus 
palliceps, but differs in haying no trace of scarlet on the forehead, in 
the green tinge of the borderings of the feathers’ of the back, in the 
greenish yellow of the breast, and in having the cheeks blue instead 
of light yellow. 
