ROCK WREN. 445 
transversely barred with greyish-brown ; the wings barred in the same 
manner, excepting the primaries, which are plain ; the secondary co- 
verts with a small white spot near the tip. ‘Tail-coverts barred like 
the back, as are the two middle tail-feathers ; the others broadly tipped 
with pale yellowish-red, undulated with dusky; behind which is a 
broad band of brownish-black ; the remaining or basal part banded like 
the central feathers, the outer feather with four reddish-white spots or 
bars on the outer web, the intervals being brownish-black, and a spot 
of white on the inner web. ‘The lower parts are greyish-white, tinged 
with sienna, the sides inclining to yellowish-red. The lower tail-co- 
verts are barred with brownish-black. 
Length to end of tail 6 inches, wing from flexure 2}3; tail 24; bill 
along the ridge 73; tarsus #, ; hind toe 74, its claw 35 ; middle toe +4, 
its claw 74. 
