190 Messrs. Ogilvie-Grant and La Touche on 
the mountains of the interior. It is a partial migrant, dis- 
appearing from North Formosa in winter, and apparently 
retiring to the south of the island. It no doubt breeds 
throughout the hilly districts from north to south. 
97. *SpizixXUS CINEREICAPILLUS Swinh. 
Spizixos semitorques Swinh. (nec Swinh. 1861) Ibis, 1863, 
p. 290. 
Spizixus cinereicapillus Swinh. P. Z.S. 1871, p. 370; 
La Touche, Ibis, 1895, p. 3820. 
Spizixus cinereiceps La Touche, t. c. pp. 325, 333. 
a. &. Racu Racu Mts., 6000 ft., Feb. 1906. 
b-f. 6 2. Ho Ho Mt., 5000 ft., Feb., March 1906. 
Tris reddish brown; bill cream-coloured ; feet brown. 
The Grey-headed Mountain-Bulbul is resident in the 
mountains and hills of Central and South Formosa. 
According to Hartlaub, this species has been found in 
Hainan. 
CAMPOPHAGID®. 
98, *GRAUCALUS REX-PINETI Swinh. 
Graucalus rev-pineti Swinh. Ibis, 1863, p. 265; 1866, 
p- 402 ; Sharpe, Cat. Birds B. M. iv. p. 35 (1879). 
af. 69 et dimm. Ho Ho Mt., 5000 ft., Feb., March. 
Tris brown; bill and feet black. 
This Cuckoo-Shrike inhabits the mouuntain-forests of the 
interior. 
99. *PERICROCOTUS GRISEIGULARIS Gould. 
Pericrocotus griseigularis Gould, P.Z.S8. 1862, p. 282; 
Swinh. Ibis, 1863, p. 263; Gould, B. Asia, 1. pl. 3 (1864) ; 
Sharpe, Cat. Birds B. M. iv. p. 88 (1879) ; La Touche, Ibis, 
1895, pp. 821, 328, 334. 
af. 8 2. Racu Racu Mts., 6000 ft., Jan., Feb. 1906. 
g-m. 6 %. Ho Ho Mt., 5000 ft., Feb., March 1906. 
Iris dark brown ; bill and feet black. 
The colour of the breast in the males of this Minivet varies 
considerably in intensity from orange-vermilion to deep 
orange-vermilion. Examples from Haiman and China differ 
