Lestris Richardsonii, Richardson's Jager, Swains. & Rich. F. Bor. Amer. v. ii. p. 433.
Richardson's Jager, Nutt. Man. v. ii. p. 319.
Richardson's Jager, Lestris Richardsonii, Aud. Orn. Biog. v. v. p. 503.
456. 3. Lestris parasiticus, Linn. Arctic Jager.
Plate CCLXVII.
Bill greyish-black, tinged with blue above; feet black, but with the greater part of the tarsus yellow; tail-feathers of moderate length, except the two middle, which are extremely elongated and attenuated, extending eight inches or more beyond the next, the rest broad and rounded; neck and lower parts white, the former tinged with yellow; upper and fore part of head, with the space before the cheeks, blackish-brown; lower part of hind neck, and all the upper parts, blackish-grey; primary quills and tail-feathers brownish-black, the shafts of the former white. Female similar to the male, but with the middle tail-feathers about three inches shorter.
Male, 23, 45.
Ranges, during winter, along and off the coast, though always in sight of land, as far as the Gulf of Mexico. Breeds in high latitudes.
Lestris Buffonii, Bonap. Syn. p. 364.
Lestris parasitica, Arctic Jager, Swains. & Rich. F. Bor. Amer. v. ii. p. 430.
Arctic Jager, Nutt. Man. v. ii. p. 317.
Arctic Jager, Lestris parasiticus, Aud. Orn. Biog. v. iii. p. 470.
GENUS II. DIOMEDEA, Linn. ALBATROSS.
Bill rather longer than the head, nearly straight, stout, much compressed; upper mandible, with its dorsal line, much declinate, and nearly straight for a third of its length, then concave ascending to the unguis, on which it is arched and decurved in the third of a circle, the ridge broad, convex, rounded at the base, separated in its whole length by a groove, margined below, beyond the nostrils by a prominent line, from the sides, which are erect and slightly convex, the edges sharp, the unguis decurved, much compressed, with its sides flattened, and the tip acute; nostrils subbasal, prominent, tabular, having a horny sheath; lower mandible with the angle very narrow, reaching to the tip, and having at its extremity a long slender interposed horny process; the outline of the crura gently ascending, and quite straight, until near the end, when it is a little decurved, the sides ascending, nearly erect, a little convex, the edges sharp, the tip extremely compressed, its upper edges decurved. Head rather large, ovate; neck of moderate length; body full. Feet rather short, stoutish; tibia bare, below scaly; tarsus roundish, reticulated; toes three, long, slender, outer very little shorter than middle, scaly for half their length, then scutellate. Claws rather small, slender, slightly arched, somewhat obtuse. Plumage full, soft, blended, but rather fine, somewhat compact above. Wings very long, and very narrow, the humerus and cubitus extremely elongated; first quill longest. Tail of twelve broadly rounded feathers, short, rounded.
457. 1. Diomedea chlororhynchos, Gmel. Yellow-nosed Albatross.