(447) Certhia himalayana intermedia.
The Chin Hills Tree-Creeper.
Certhia himalayana intermedia Kinnear, Bull. B. O. C, xii, p. 139 (1921) (Mt. Victoria).
Vernacular names. None recorded.
Description. Similar to the Yunnan Tree-creeper but with a distinct rufous tinge on the rump and lower back. It is closer to this last Tree-Creeper than to the Himalayan bird.
Colours of soft parts are apparently the same as in himalayana.
Measurements. Wing 65 to 73 mm.; tail 55 to 72 mm.; tarsus 16 to 17 mm.; culmen 17 to 19 mm.
Distribution. Chin Hills only so far as is known at present.
Nidification and Habits. Nothing recorded.
In India we have three races representative of the Common European Tree-Creeper which are found from North-West India to South-East Tibet and North-East Kachin Hills.
Key to Subspecies.
A. Upper plumage dark brown; lower hack and
rump ferruginous C.f. nipalensis, p. 433.
B. Darker above; with very little ferruginous
on back or rump C. f. Khameneis, p. 434.
C. Paler above; only a tinge of fulvous on the
lower back and rump C.f. hodgsoni, p, 434.