122 
BEWICK’S WREN. 
with longitudinal expansions, resembling cork in their nature, but much 
harder. 
Bewick’s Week, Nutt. Man., vol. i. p. 434. 
Bewick’s Wren, Troglodytes BcwicJcii, Aud. Orn. Biog., vol. i. p. 96 ; vol. v. p. 4 67. 
Adult Male. 
Bill nearly as long as the head, subulato-conical, acute, slightly arched, 
compressed. Mandibles of equal breadth, with acute margins, the gap line 
a little arched, and slightly deflected at the base. Nostrils basal, oval, half 
closed by a membrane. Feet longish, proportionally rather robust ; tarsus 
anteriorly scutellate, compressed, acute behind, longer than the middle toe; 
toes free, scutellate above, the lateral ones nearly equal, the posterior long ; 
claws slender, compressed, acute, arched, that of the hind toe much larger. 
Plumage rather compact above, blended beneath. Wings short, very 
convex, rounded ; first quill short, third and fourth longest. Tail erect, long, 
of ten feathers, much rounded, the outer feather not more than half the 
length of the middle one, all rounded at the end. 
Bill blackish-brown above, pale blue beneath. Iris brown. Feet and 
claws pale brown. The general colour of the upper parts is rusty brown, 
that of the lower greyish-blue. Quills and wing-coverts barred with rusty 
brown and black, as are the two middle tail-feathers. Outer web of the 
lateral tail-feather, and the terminal portion of that of the others, whitish, 
barred with black, their middle parts black, toward the base barred with 
rusty brown. A line of pale brownish-yellow extending from the upper 
mandible, over the eye. to half way down the neck. The rump feathers 
white towards their base, with central spots. 
A specimen in my possession measures 5 f? inches in length ; the bill T ? J; 
tarsus T V, hind toe A*, its claw ®-f; middle toe T Q, its claw wing from 
flexure ; tail The first quill is T % shorter than the fifth, which is 
longest, but scarcely exceeds the fourth and sixth. The lateral tail-feathers 
are a shorter than the middle. 
