161 



coverts silvery blackish gray, behind which an irregular line of white; 

 all the upper surface brown, irregularly margined with white, pro- 

 ducing a mottled appearance; wings and tails brown, the primaries 

 margined externally with yellowish green ; chin and throat brown- 

 ish black, the former minutely speckled with white ; under surface 

 of the wing buff; chest and abdomen white, striped with blackish 

 brown on the flanks ; irides dark brown ; bill black ; feet blackish 

 brown. 



The female is like the male in i)lumage, but smaller in size. 



Total length, 5^ inches; bill, f ; wing, 3^; tail, 2|; tarsi, ^. 



Hab. Western Australia. 



Meliphaga mystacalis. Mel. vertice et gutture nigris ; strigd 

 superoculari angustd, albd ; plumis auricularibus densis, albis, 

 et penicillum posfice acutum efficientibus. 



Head, chin and throat black; over the eye a narrow line of white; 

 ears covered by a conspicuous tuft of white feathers, which are 

 closely set and terminate in a point towards the back; upper surface 

 brownish black, the feathers edged with white; under surface white, 

 with a broad stripe of black down the centre of each feather; wings 

 and tail blackish brown, conspicuously margined with bright yellow ; 

 irides brown; bill black; feet blackish brown. 



Total length, 6^ inches; bill, 1; wing, 3; tail, 2f ; tarsi, 



Hab. Western Australia. 



Nearly allied to Meliphaga sericea. 



Platycercus Adelaide. Plat, vertice, pectore, abdomine medio, 

 crissoque coccineis ; lateribus viridescenti-flavis ; uropygio sor- 

 dide olivaceo-flavo. 



Fully adult male. — Crown of the head, lores, sides of the neck, 

 breast and all the under surface scarlet, passing into pale greenish 

 yeUow on the flanks ; cheeks and wing-coverts light lazuline blue ; 

 primaries deep blue, passing into black at the extremity; back of the 

 neck yellowish buff; back black, each feather broadly margined 

 with greenish yellow, some of these marginations tinged with blue, 

 others with scarlet ; rump and upper tail-coverts dull greenish yel- 

 low, the latter tinged with scarlet; two centre tail-feathers greenish 

 blue ; the remainder deep blue at the base, gradually becoming lighter 

 untU almost white at the tip ; irides broMTi ; biU horn-colour ; feet 

 grayish brown. 



Total length, 13^ inches; wing, 7; tail, 8; tarsi, |. 



Hab. South Australia. 



This species is subject to great change from youth to maturity ; 

 during the first few months it is almost wholly green, and this gra- 

 dually gives place to scarlet on the head, rump, under surface and the 

 margins of the back- feathers. 



Aquila MORPHNOiDES. Aq. cupite cristd suboccipitali brevi, or- 

 nato ; facie nigrescente : corpore subtiis rufo : plumis et pectoris et 

 abdominis strigd centrali nigrd notatis. 



Face, crown and throat blackish brown, tinged with rufous, giving 



