(446) Certhia himalayana yunnanensis.
The Yunnan Tree-Creeper.
Certhia yunnanensis Sharpe, Bull.B.O.C.,xiii, p. 11 (1902) (Yunnan).
Vernacular names. None recorded.
Description. Similar to C. h. himalayana but with the whole upper plumage very black without any ferruginous tint. Below it is dull smoky-grey, albescent on the chin and throat.
Colours of soft parts not recorded. In the dry skin they do not differ from the same parts in typical himalayana.
Measurements. Wing 68 to 71 mm.; tail 58 mm.; tarsus 17 to 18 mm.; culmen 19 to 20 mm.
Distribution. Yunnan and Northern Shan States.
Habits. This bird was found by Rippon to be fairly numerous at heights varying between 7,000 and 9,000 feet in Yunnan.