ERITHACUS. 317 



Native Sikkim during June, found in a deep crevice in a rock at an elevation 

 of about 12,000 fret. The nest was a saucer-shaped pad of very fine moss and 

 fern roots, closely-felted together. The eggs, two in number, were regular 

 ovals, slightly compressed towards the small end. Colour uniform pale 

 salmon buff. Size 0-9 x 0-67 inch. 



392. Erithacns tsckebaiewi.C/v^.) Seeiohm, Cat. B. Br. Mus. 



v. p. 308. Calliope tschebaiewi, Prejv., Rowley's Orn. Misc. ii. p. 180; pi. 

 liv. fig 1. 1877 ; Gould, B. Asia pt. xxxi. pi. 10, 1879. The THIBETAN RUBY- 

 THROATED ROBIN. 



Upper parts dark slaty-grey, suffused with olive brown on the head and 

 rump ; lores black, ear coverts dark brown ; supercilium white, quills brown 

 .edged with olive brown; lesser wing coverts dark slate grey ; median wing 

 coverts edged with dark slate grey; greater wing coverts and innermost 

 secondaries olive brown ; tail nearly black, the two centre feathers entirely so ; 

 the next on each side tipped with white, the remaining four on each side with 

 the basal half white, except the outside web of the outside feather on each side 

 and a large spot at the tip ; cheeks white edged with black ; chin and throat 

 glossy scarlet ; breast black ; axillaries and under wing coverts and flanks 

 slate grey ; belly and under tail coverts white, the latter with slate grey bases; 

 bill black ; legs and feet dark brown. 



Length. - 5 '9 inches ; wing 2-9 to 3-25 ; tail 2-4 to 2-5 ; culmen O'6 ; tarsus 

 i'2 to 1-3. 



The female has the upper parts dark olive, a white supercilium, and black 

 lores ; the under parts dirty white ; the tail dark olive, without the white bases 

 which characterize the male and with the terminal white spots much smaller. 

 (Seebohm.) 



ffab. Sikkim. There is only a single skin of this species in the British 

 Museum. 



393. ErithacuS caerulecultlS, (Pall) Seebohm, Cat. B. Br. Mus. 

 v. p. 308 ; Motacilla ccerulecula, Pall Zoogr. Rosso Asiat. i. p. 480 ; Cyanecula 

 suecica, Linn. Sys. Nat. i. p. 336 (Partim) Brehm. Vogf. Deutschl. p. 350 

 Gray, Gen. B. i. p. 182; Heugl Orn. N. 0. Afr. i. p. 33^; Shelly, B. 

 Egypt; Blf. East. Persia, ii p. 169; Hume and Dav., Sir. F. vi. p. 337; 

 Legge, Birds of Ceylon, p. 433 ; Murray, S. F. vii. p. 1 12 ; id. Edbk., ZooL, 

 tyc., Sind, p. 152 ; Shelly, Ibis., 1881, Sir. F. ix. p. 33O ; viii. 304. Cyane- 

 cula cseruleculus, (Pall) Bp. Consp. i. p. 296; Gray, Handlist B. i. p. 223; 

 Jerd. Birds Ind. ii. p. 152; No. 514. The INDIAN BLUE-THROAT. 



Head, neck, back, wings, and wing coverts pale brown ; the feathers of the 

 head slightly centred darker and the wing coverts and quills edged paler ; 

 lores dark brown; supercilium buffy white; chin, cheek, throat, and breast 

 cobalt blue, with a large ferruginous or chestnut spot in the centre of the throat 

 and breast ; below the blue of the breast a black band, followed by a chestnut 

 42 



