Distribution. From Mulai-yit Mountain in Tenasserim, possibly through Siam to the Shan States and Kuby Mines district.
Nidification. Davison obtained a nest of this bird on Mulai-yit made of bamboo leaves, grass, moss and other materials and placed in a small branch of a high tree growing in a ravine. It was taken on the 21st February and contained three eggs, pale spotless blue and measuring about 29.3 × l7.O mm.
Habits similar to those of the last bird. Davison describes its note as a single, long-drawn, clear-sounding whistle.
(315) Leioptila melanoleuca radcliffei, ? subsp. nov.
Radcliffe's Sibia.
Vernacular names. None recorded.
Description. Differs from L. m. melanolenca in having "the whole upper parts glossy black with no trace of brown.
'Colours of soft parts and Measurements as in the last bird.
Distribution. There are only three specimens from N.E. Central Burma in the British Museum and one in the Bombay Natural History Society's Museum from Taunghoo. These are marked Lioptila radcliffei, but there is nothing to show by whom the mime was written or where it has been published, if at all.
Nidification and Habits. Not recorded.
(316) Leioptila castanoptera.
Fea's Sibia.
Mulacins caataiioptera Salvador], Ann. Mus. Civ. Gen., (2) vii, p. m-?> (188'J) (Monte Carin).
Lioptila castanoptitra. Blanf. & Oates, i, p. 199.
Vernacular names. None recorded.
Description. Beseinbles Tickell's Sibia but is a darker bird and has the greater part of the inner secondaries and greater coverts chestnut.
Colours of soft parts. Iris crimson; bill and legs black.
Measurements. A rather larger bird than the last; wing 89 to 95 mm.
Distribution. Kareuni aud "Western Shan States.
Nidification and Habits. Nothing recorded.
(317) Leioptila annectens annectens.
Blyth's Sibia.
Leioptila anyiecte Blyth, J. A. S. B., xvi, p. 450(1847) (Darjeeling).
Lioptila annectens. Blanf. & Oates, i, p. 199.
Vernacular names. Rubnun-pho (Lepceha).
Description. Upper part of head and hind neck black, the
