(867) Phylloscopus proregulus forresti.
Forrest's Yunnan Willow-Warbler.
Phylloscopus proregulus forresti Rothschild, Nov. Zool., xxvi, p. 45 (1921) (Lichiang Range, Yunnan).
Vernacular names. None recorded.
Description. Differs from P. p. newtoni in being much darker above and duller below. Rothschild considers that the rump also is more sulphur-yellow; this is not always very noticeable. The colour of the bill, to which he refers, is also only seasonal, mo«t Warblers having the bill blacker in Summer than in Winter.
La Touched P. yunnensis (Bull. B. O. C, xliii, p. 21, 1922) is the same as this bird.
Colours of soft parts as in P. p. newtoni.
Measurements. Wing 48 to 55 mm.
Distribution. Shan States, Yunnan, Kachin Hills and ? Chin Hills.
Nidification and Habits. Nothing recorded.
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