THE WILLOW-WARBLERS. 
20 
0 
with small rictal bristles, and there are some siipplementary 
bristles in front of the rictal series. The tail is slightly forked, 
and consists of twelve tail-feathers. The axillaries and under 
wing-coverts are vellow, a character which will distinguish them 
from all the other English Warblers. 
THE WOOD-WARBLER. PHYLLOSCOPUS SIBILATOR. 
Motacillo sibilatrix, Bechst., Naturg., Deutschl., iv., p. 688 
( 1 795 /- 
Phyllopneuste sylvicnla , Macg., Br. B., ii., p. 364 (1839). 
Phylloscopus sibilatrix , Newt. ed. Yarr., i., p. 427 (1873) ; 
Dresser, B. Eur., ii., p. 497, pi. 77 (1876); Seeb., Cat. B. 
Brit. Mus., v., p. 54 (1881) ; id. Br. B., p. 436 (1883) ; 
B. 0 . U. List. Br. B. p. 17(1883); Lilford, Col. Fig. 
Brit. B., pt. iii. (1885) ; Saunders. Man., p. 65 (1889). 
Phylloscopus sibilalor, Salvad. Elench. Ucc. Ital., p. 133(1886). 
Adult Kale. — General colour above yellowish-green, rather 
clearer on the head and rump ; wing-coverts dusky-brown, 
edged with yellowish-green, inclining to paler yellow towards 
the ends of the greater series ; primary-coverts and quills dusky- 
brown, edged with yellowish-green, more broadly on the inner 
secondaries, which are fringed with whitish at their ends, a 
small white fringe being also present at the tip of the primary- 
quills ; tail-feathers dusky-brown, edged with yellowish-green 
and narrowly fringed with white at the ends ; sides of face 
clearer yellow ; a very broad eyebrow of sulphur-yellow ex- 
tending from the base of the forehead to above the ear-coverts, 
and followed by a dusky streak through the eye from the lores 
to the upper margin of the ear-coverts ; under surface of body 
white, the sides ashy-grey washed with sulphur-yellow ; . the 
throat clear sulphur-yellow, followed by a faint greyish tinge 
on the breast; axillaries pale yellow; under wing-coverts 
whitish, tinged with yellow ; bill brown, the base of the lower 
mandible pale horn-colour; feet and claws light brown ; iris 
hazel. Total length, 4'8 inches; culmen, o'6 ; wing, 3'i ; 
tail, 2"o; tarsus, 07. 
Adult Female. — Similar to the male, but rather greener and the 
throat not so pure yellow. Total length, 47 inches ; wing, 
