(851) Herbivocula schwarzi.
Sylvia schwarzi Radde, Reis. Sibir. Vog., p. 260 (1863) (Tavei Nor). Herbivocula schwarzi. Blanf. & Oates, i, p. 399.
Vernacular names. None recorded.
Description. Upper plumage and closed wings and tail tawny olive-brown, more tawny on the rump; concealed parts of wings and tail dark brown; a distinct buff supercilium from the nostrils to the nape; lores and a streak behind the eye dark brown : ear-coverts and cheeks mottled buff and brown; lower plumage buff, practically white on the chin, throat and centre of abdomen ; axillaries and under wing-coverts buff. In abraded plumage the lower parts become very white.
Colours of soft parts. Iris brown; bill pale horny-brown, paler below and at the base; the gape yellow; legs and feet fleshy-yellow.
Measurements. Total length about 140 to 145 mm.; wing 57 to 66 mm.; tail 45 to 53 mm.; tarsus about 21 to 22 mm.; culmen about 9 rum.
Young are much more yellow than the adult.
Distribution. Eastern Siberia from Lake Baikal to Ussuri and Saghalien. Winter, South to South China and Burma and the Indo-Burmese countries.
Nidification. Nothing recorded.
Habits. This Warbler frequents thick scrub and bush cover on the outskirts of forests. It is said to be a shy bird, avoiding observation, with a short jerky song. It is a not infrequent visitor to Southern Burma.