LONG-TAILED DUCK. 
235 
The length of this species is twenty-two inches; 
®^tent, thirty inches; bill, black, crossed near the 
®Streinity by a band of orange ; tongue, downy ; iris, 
red ; cheeks and frontlet, dull dusky drab, passing 
the eye, and joining a large patch of black on the 
*'de of the neck, which ends in dark brown ; throat 
***d rest of the neck, white ; crown, tufted, and of a 
pale cream colour ; lower part of the neck, breast, 
lp<=k, and wings, black; scapulars and tertials, pale 
“‘lish white, long, and jiointed, and falling gracefully 
J'er the M'ings; the white of the lower part of the 
f k spreads over the back an inch or two ; the white 
If the belly spreads over the sides, and nearly meets at 
rump ; secondaries, chestnut, forming a bar across 
wing ; primaries, rump, and tail-coverts, black ; 
tail consists of fourteen feathers, all remarkably 
Jf'nted, the two middle ones nearly four inches longer 
I^n the others ; these, with the two adjoining ones, 
black ; the rest, white ; legs and feet, dusky slate, 
j fin dissection, the intestines were found to measure 
feet six inches. The windpipe was very curiously 
'''■■ned; besides the labyrinth, which is nearly as large 
y the end of the thumb, it has an expansion immediately 
J^Ve that, of double its usual diameter, which continues 
y*' an inch and a half ; this is flattened on the side next 
breast, n ith an oblong window-like vacancy in it, 
j '‘Ssed with flve narrow bars, and covered with a thin 
.iiaspareut skin, like the panes of a window ; another 
y 'a skin of the same kind is spread over the external 
V® of the labyrinth, which is partly of a circular form. 
. singular conformation is, as usual, peculiar to the 
U the female having the W'indpipe of nearly an 
. 'form thickness throughout. She dift'ere also so 
j,^'*eh in the colours and markings of her plumage as to 
(y,Mer a separate description of her necessary ; for 
®'ch see the following article. 
