290 falconidjj:. 



2. Spilornis pallidus. (Plate IX.) 



Spiloruis cheela, IVnll. Ibis, 1868, p. 15. 

 Spilornis pallidus, Walden, Ibis, 1872, p. 363. 



Adult male. Above pale brown, with iudistinct margins of fulvous 

 brown to the feathers, the scapulars slightly spotted with white at 

 the tip ; the upper tail-coverts broadly tipped with white ; upper 

 wing-coverts blacker, with two distinct white spots at the tip of each 

 feather : quills ashy brown, broadly tipped with buffy white, with 

 two broad bands of blackish brown, one subterminal and the other 

 near the base ; the lower surface of the wing ashy whitish, the bands 

 very distinct below ; taU dark brown, tipped with buffy white and 

 crossed with a broad median band of pale whity brown shaded with 

 ashy ; head much crested, jet-black with white bases to the feathers ; 

 the nape-feathers with slight rufous tips ; sides of the face and throat 

 clear bluish grey ; sides of the neck and chest uniform pale brown ; 

 rest of under surface of body pale brown with distinct roundfed spots 

 of white, taking rather the form of bars on the thighs and under 

 tail-coverts ; the under wing- coverts paler and more rufescent, with 

 numerous spots and bars of white. Total length 21 inches, culmcn 

 1-8, Aving 14, tail 8-8, tarsus 3-25. 



Young female. Pale brown above with lighter margins ; the fea- 

 tliers of crown white, with a black terminal spot ; the body below 

 pale brown ; the throat and chest vemiiculated with cross lines of 

 dark brown, with a few white spots on the abdomen, turning to bars 

 on the thighs and under tail-coverts ; tail brown at base, with two 

 broad black bands, the basal one with slight indications of a whitish 

 band immediately preceding the lower of the two, and a broad sub- 

 terminal whity brown band. Total length 24-5 inches, wing 14-3, 

 tail 9-4, tarsus 3. 



Hah. Borneo. 



a. 



S ad. sk. Borneo. Rajah Brooke [P.]. 



h. 5 imm. sk. Sarawak. A. E. Wallace, Esq. [C.]. 



3. Spilornis bacha. 



Le Bacha, Lemill. Ois. d'Afr. i. p. 69, pi. 15 (1799) ; Smidev. Krit. 



om Lemill. p. 25 (1858). 

 Falco bacha, Daud. Traite, ii. p. 43 (1800, ex Levaill.). 

 Falco bido, Horsf. Tr. Linn. Soc. xiii. p. 137 (1822). 

 Cyniindis bacha, Vigors, Zool. Journ. i. p. 324 (1824). 

 Buteo bacha, Vigors, Mem. Raffl. p. 650 (1830). 

 HEeniatomis bacha. Vigors, P. Z. >S. 1830-31, p. 170; Horsf. S,- Moore, 



Cat. B. Mus. E. L Co. i. p. 49 (1854). 

 Spilornis bacha. Gray, List Gen. B. 1840, p. 3 ; Bp. Consp. i. p. 16 



( 1850) : Blgth, Ibis, 1863, p. 12 ; Wall. Ibis, 1868, p. 15 ; Hmne, 



Bough Notes, i. p. 230 (1869). 

 Circaetus bacha, Gray, Gen. B. i. p. 16 (1845) ; Schl. Mm. P.-B. Bu- 



teones, p. 20 (1862) ; id. Vog. Nederl. Ind. Valkv. pp. 36, 71, pi. 22. 



figs. 1-3 (1860) ; Gray, Hand-l. B. i. p. 14 (1869). 

 Hfematornis bido, Bhjth. Cat. B. Mm. A. S. B. p. 19 (1849). 

 Circaetus bascha, Schl. Mas. P.-B. Bcvue Aceipitr. p. 113 (1873). 



