260 JOURNAL, BOMBAY NATURAL HIST. SOCIETY, Vol. XXIII. 



17(5. Luscinia svecica robusta (Buturlin.) [647]. 



Cyanecula suecica, Gates, F. B. I,, Vol. ii., p. 99. 



A cold season migrant ; the following records are the sum total in data 

 of its appearances : — 



Dejoo, 14-9-08* ; Komolabari, 20-9-04, S ; Dejoo, 5-10-08*, an influx about 

 this date, 8-10-08, numbers noted in scattered localities ; Dejoo, 9-10-08, $ ; 

 Silonibari, 14-10-11 * ; Dejoo, 18-10-10*, two noted ; Rungagora, 31-1-04, 

 S, a rare event, female noted a few days later; Dejoo, 5-3-10, $, two 

 noted yesterday ; Komolabari, 1-5-03, S • 



Easily overlooked owing to its habit of keeping to the ground, when it 

 does rise the chestnut markings as it expands its tail in flight serve as a 

 sure means of identification, partial to grass lands, occasionally haunts 

 swampy ground covered with rank weeds. 



177. Luscinia calliope (Pall.) [650]. — The Common Ruby-Throat. 



Calliope camtschatkensis, Gates, F.B.I. , Vol. ii, p. 102. 



An irregular cold season visitor to the plains. 



Dejoo, 19-9-07, $ *; Dejoo, 8-9-08*; Dejoo, 14-11-10*; Rungagora, 9-4-03, 6 ; 

 Dejoo, 17-4-07, 6 ; first noted, 15-4-07 ; 18-4^07, 6 • 



Iris brown ; biU dusky, pale at base of lower mandible ; tarsus pale dusky 

 ^eshy. 



178. Luscinia pectomlis tschehaiewi (Przew). [652]. — The Tibet Ruby- 



Throat. 



Calliope tschebaieivi, Gates, F.B.I., Vol. ii., p. 104. 



Silonibari, 6-9-11 * ; Dejoo, 15-9-08, 6 * ; Silonibari, 19-9-11, $ * ; 

 Dejoo, 21-9-07, c? * ; Dejoo, 25-9-10*; Dejoo, 6-10-07,6'. Numerous 

 occasions noted after this record this month and onwards 8-10-08* ; 

 Rungagora, very numerous in December and January 1903-4 ; procured at 

 Hessamara, 28-12-05, S ; latest dates Hessamara, 13-3-05, S ; Rungagora, 

 24-4-03, 2 . 



The common Ruby-throat throughout this district in the cold 

 season. During the day it keeps to the ground, only at early 

 morn the male may be seen uttering its weak yet pleasing trill 

 from the top of a bush or shrub when its richly coloured throat 

 is a prominent character, otherwise seldom seen although not 

 easily disturbed. 



Iris brown ; bill and tarsus horny black. 



179. Tarsiger rufilatus (Hodgs). [6541. — Red-flanked Bush-Robin. 



lanthia ruHlatus, Gates, F. B. I., Vol. ii., p. 106. 



Procured in the \bor-Miri hills on the north side of the watershed and 

 at the foot of the hills in North Lakhimpur in the upper reaches of the 

 Joyhing river, 12-2-05, S 19-2-05, $ ; Beni, Abor-Miri hills, 7-2-06, $ , 

 8-2-U6, $, 18-2-06, S . 



Frequents the light growth in the beds of the river and around the 

 " changs " in the hills and does not shun observation as the Blue-throats 

 and Ruby-throats. 



180. Tarsiger ligperythra (Blyth.) [656]. — Rufous-bellied Bush-Rubin. 



lanthia hyperythra, Gates, F. B. I., Vol. ii., p. 108. 

 Procured at Beni, Abor-Miri hills, north frontier, 8-2-06,$ 

 9-2-06, 2- 



181. Notodela leucura (Hodgs.) [659]. — The White-tailed Bush-Robin. 

 Throughout the plains in the cold season in forest, also in the dense 



bamboo and mixed growth on the hill sides. It feeds a good deal on or 

 near the ground; when disturbed it flies into the higher vegetation or takes 

 up its position on a sapling. 



