451. 11. Larus argentatus, Brunnich. Herring or Silvery Gull.

Plate CCXCI. Adult and Young.

Bill robust, compressed, gamboge-yellow, with an orange-red patch

toward the end of the lower mandible; iris silvery-white; feet

flesh-coloured; head, neck, lower parts, rump, and tail pure white;

back and wings light greyish-blue; edges of wing and extremities of

quills white; the first six quills brownish-black towards the end,

that colour including the outer webs and the greater part of the inner

of the first two, and on the rest gradually diminishing, so as on the

sixth merely to form a bar; the first quill with a patch of white

about an inch and a half long on both webs near the end, the second

with a circular patch on the inner web; the tips of all white. The

terminal markings of the outer quills vary. Young with the bill

brownish-black, paler at the base of the lower mandible, feet purplish

flesh-colour; general colour of plumage light purplish-grey, the upper

part of the head darker, the lower parts mottled with pale

yellowish-grey; feathers of upper parts and upper tail-coverts

irregularly edged and barred with greyish-white; primary quills

greyish-black, terminally margined with whitish; tail of the same

colour, its base and the outer webs of the lateral feathers

irregularly mottled with whitish, the tips brownish-white.

_Male_, 23, 53. _Young_, in winter, 18-3/4, 51.

Abundant in autumn, winter, and early spring, from Texas along the

whole Atlantic coast to Newfoundland. Breeds from the Bay of Fundy to

Melville Island. Common in autumn on the Great Lakes, the Ohio, and

Mississippi.

Larus argentatus, Bonap. Syn. p. 360.

Herring Gull, Larus argentatus, Nutt. Man. v. ii. p. 304.

Herring Gull, Larus argentatus, Aud. Orn. Biog. v. iii. p.

588; v. v. p. 638.

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