- Hirundo fulva, Vieill. Ois. de l'Amer. Sept. vol. i. p. 62. Pl. 32.—Ch. Bonaparte Synops. of Birds of the United States, p. 64.
- Fulvous or Cliff-Swallow, Hirundo fulva, Ch. Bonaparte, Amer. Ornith. vol. i. p. 63. Pl. 7. fig. 1.
Adult Male. Plate LXVIII. Fig. 1.
Bill short, feeble, much depressed and very broad at the base, compressed towards the tip; upper mandible nearly straight; gap as wide as the head, and extending to beneath the eye. Nostrils basal, lateral, roundish. Head of ordinary size. Neck short. Body rather slender. Feet very short and feeble; tarsus and toes scutellate anteriorly, lateral toes nearly equal, the outer united to the second joint; claws short, weak, arched, rather obtuse.
Plumage silky, shining, and blended; wings very long and slender, the first quill longest. Tail of ordinary length, the same length as the wings, even, of twelve straight, narrowish, rather abrupt feathers.
Bill black. Iris hazel. Feet dusky. Upper part of the head, the back, and the lesser wing-coverts black, with violet reflections. A line of black across the anterior part of the forehead, extending over the eyes. Forehead marked with a semilunar band of white, slightly tinged with red. Chin, throat, and sides of the head deep brownish-red, the band of each side narrowing and meeting the other at the back of the neck. Posterior part of the back and upper tail-coverts light yellowish-red. Breast pale reddish, the rest of the under parts greyish-white, tinged with red. Wings and tail brownish-black.
Length 5½ inches, extent of wings 12; bill along the ridge ¼, along the gap 7⁄12; tarsus ⅓, middle toe a little more than ½.
Adult Female. Plate LXVIII. Fig. 2.
The female in external appearance differs in no respect from the male.