11. PETuaccA. 173 



a, b. c5' 5 ad. sk. Perou's Peiiiusiila, F. M. Rayner, Esq. [C.]. 



Shark Bay. 

 e. cJ ad. sk. Australia. Sir T. Mitchell [P.]. 



d. (S juv. sk. Australia. Purchased. 



e. 2 ^d. sk. Swan River. 



10. Petrceca bicolor. 



GraUiiia bicolor, Vu/. S,- Ilortif. Tr. Linn. Soc. xv. p. 2.3.S. 



Petroica bicolor, Swains. Zool. Illustr. 2ad ser. i. pi. 43 ; Gould, B. 



Austr. folio, iii. pi. 7 ; £j>. Consp. i. p. 299 ; Reichenb. Vog. Neu- 



holl. pp. 94, 289. 

 Petrojca cucullata*, Gray, Gen. B. i. p. 183 ; Cab. Mtis. Hein. Th. i. 



p. 11 ; Gray, Hand-l.'B. i. p. 229, no. -3300. 

 Melanodryas cucullata, Goidd, Handb. B. Austr. i. p. 283 ; Ramsay, 



Pr. Linn. Soc. N. S. W. ii. p. 183. 



Adult male. General colour above glossy black, the rump and 

 scapulars pure white ; wings black, the secondaries tipped with 

 white, and two of the inner ones externally edged with white, 

 forming a line down the wing ; a large alar speculum caused by the 

 white bases to the secondaries, the primaries having a white bar at 

 a little distance from the base, gradually decreasing in extent 

 towards the outer primai-ies and confined to the inner web, the two 

 outer quills with no white at all on them ; tail white with a broad 

 subterminal band of black before a narrow white tip, the two 

 centre feathers black, the next one on each side black, the outer 

 web white for two thirds of its length ; sides of face and throat 

 black, the feathers of the lower throat tipped with white where they 

 adjoin the fore neck, which, like the remainder of the under surface, 

 is entirely white ; under wing-coverts white with black bases ; 

 quills ashy blackisli below, the secondaries white at base, the pri- 

 maries white for a great part of the inner web ; biU black ; feet 

 blackish brown; iris brownish black " (G^oit7f?). Total length 5-2 

 inches, culmen 0-6, wing 3-7, tail 2-6, tarsus 0-9. 



Adult female. Different from the male. General colour above 

 ashy brown, with more or less of a greyish shade ; the wings darker 

 brown with lighter brown edges ; primaries with a white bar on 

 inner web, the innermost primaries and the secondaries white at 

 base of both webs, forming an alar speculum, the inner secon- 

 daries margined, and all tipped, with white ; tail-feathers dark 

 brown, white at the base of all but the two centre ones, the outer 

 ones tipped with white : lores, ring round the eye, and sides of 

 face dull white, mottled with dusky brown bases to the feathers ; 

 ear-coverts dark brown, with dull whitish shaft-lines ; under surface 

 of body ashy grey, white on the lower abdomen, vent, and under 



* The name of cucullata cannot be adopted for this species, as the words in 

 the original description, " the -whole of the wings and tail black, the lesser quilla 

 fringed with white, "' can never apply to Petrceca bicolor. The sjuonymy of the 

 supposed species is as follows: — 



Hooded Flycatcher, Lath. Gen. Sr/)i. .Suppl. ii. p. 22o. 

 Muscicapa cucullata, T.aih. hid. Orn. Supjil. p. Ii. 



