of the year, namely, in October on its. way south ; and in
April on its return; but has been killed in France in, the
month of July. It is taken in Provence and Italy, and is
recorded to have been found as far south as Egypt.
North of England, it is found at the Orkney and Shetland
Isles, in Denmark and Sweden; but neither Mr. Hewitson
nor Mr. Dann mention having seen this Duct either in Norway
or Lapland. I t goes, perhaps in its migration, mo-recto!
the eastward, as it is said to be abundant in Russia and the*
Northrof Germany.
The Pochard, or Dun-bird, is a common Duck in America,
dispersed and breeding over the fur countries - in summer,
some of them in winter goinu as far O O south as Carolina and
Louisiana.
The adult male has the bilF black at the point and the
base; the intermediate portion pale blue, forming a broad
transverse band ; the irides'red-; thVhead and upper part of
the neck all round rich chestnut-red;' the neckdaelew deep
black; back, - scapulars, tertials, and wing-coverts, freckled
over with minute grey specks and lines, on a ground of
white ; primaries and secondaries’ nearly uniforni g r e y f h e
primaries ending in dark.bkown; the'secondaries narrowly
tipped with white ; Yump and upper tail-coverts nearly black;
tail-feathers uniform greyish-brown; breast, sides, and belly
to the vent, greyish-white; produced by minute grey marks,^
on,a white ground; undertail-coverts black; legs and Itbes*
bluish-grey, the intervening membranes bluish-black.
The whole length nineteenlinches and a half. From the
point of the wing to the end of the first quill-feather, which
is the longest, eight inches and a quarter.
The adult female has the bill black; th^irides, byown;
head, and all the back , of the neck, dusky greyish-brown;
back and wings darker grey than that1‘of the males'; quill-
feathers like those of the males; no bright-coloured sp;£§nlpm
in either sex; chin and throat pale greyish-brown ; lower part
of the neck in front dark brown ; all the under surface of the
bodiy; uniform dull greyish-white; under tail-coverts dark
grey; legs and feet as in the male.
fi^Stbung males at first resemble the females, obtaining
some change with the feathers of their first autumn moult;
the change in the bolour of,, the feather going on by slow
degrees afterwards. As late as the middle of January, young
males of the previous summer had not attained their perfect
plumage; and Dr. Fleming mentions that the black on the
breast .of the--.young males .does not make its appearance
during the lu s t year,.
The trachea of the male is about eight inches in length,
the diameter of thé tube large, tapering‘suddenly towards the
bottom; the labyrinthiQ tympanum of beautiful form; the
bronchial f i f e ; , short» The engratffig below represents the
surface opposed to the left side of the bird.