437. 9. Sterna Dougallii, Mont. Roseate Tern.

Plate CCXL. Male.

Bill about the same length as the head, slender, brownish-black, deep

orange at the base; feet vermilion; wings about three inches shorter

than the tail, which is very deeply forked; upper part of the head and

occiput bluish-black; hind neck white; the rest of the upper parts

pale bluish-grey, the tail lighter; edges of wings, tips and inner

edges of quills, and their shafts, white; first quill black on the

outer web and part of the inner, the next two similarly marked, but

with the black shaded over with pale grey, the loose barbules being of

that colour, the other primaries becoming gradually lighter; lower

parts of a beautiful roseate hue, soon fading after death; under

surface of wings and tail white.

_Male_, 14-10/12, 30.

Florida Keys, where it is abundant, and breeds. Migratory.

Sterna Dougallii, Mont. Temm.

Roseate Tern, Nutt. Man. v. ii. p. 278.

Roseate Tern, Sterna Dougallii, Aud. Orn. Biog. v. iii. p.

296.

A Synopsis of the Birds of North America · 第 415 / 469 题