i8o 
allen's naturalist’s library. 
characters that the feathers of the forehead are decomnosed 
and rough, the tarsus stout and short, and the tail very slightly 
graduated. 
The true Warblers all appear to subsist on insects during 
the summer, and to feed largely on berries during the autumn, 
before they migrate. 
THE BARRED WARBLER. SYLVIA NISORTA. 
Motacilla fiisoria , Bechst., Naturg. Deutschl., iv., p. 580, pi. 
xvii. (1795). 
Sylvia nisoria, Dresser, B. Eur., ii., p. 435, pi. 68 (1874); Seeb., 
Cat. B. Brit. Mus., v., p. 6 (1881 ) ; id. Hist. Br. B., i., p. 
387 (1883); B. O. U. I.ist Br. B., p. 13 (1883); Saun- 
ders, Man., p. 51 (1889); Lilford, Col. Fig. Brit. B., pt. 
xv. (1890). 
Adult Hale — General colour above greyish-brown, the head 
and rump, as well as the upper tail-coverts being greyer than 
the back, and the wing-coverts and quills browner, especially 
the inner secondary quills, which are broadly tipped with white; 
the upper surface barred with greyish-white, with which colour 
the feathers are margined and tipped, and the pale tips to the 
feathers are made more distinct by a subterminal bar of dark 
brown ; under surface of body greyish-white, the sides of the 
body and flanks slightly washed with browm, a shade of which 
colour also appears on the breast and under tail -coverts; under 
wing-coverts and axillaries also greyish-white, barred across 
with dark grey ; bill dark brown, the base of the lower man- 
dible pale ; feet and claws slaty-brown ; iris pale yellow. Total 
length, 6‘5 inches; culmen, o - 55 ; wing, 3^3 ; tail, 2 - 5 ; tarsus, 
0-85. 
A-lult Female Similar to the male in colour. Total length, 
6 '3 inches ; wing, 3-35. 
Winter Plumage. —Similar to the summer plumage, but a little 
browner. 
Young Like the adults, but uniform underneath and browner 
on the upper surface, which is slightly mottled with lighter 
brown or buff edges to tbe feathers, the wing-coverts and inner 
