Wings long, the second quill longest, the first with the outer web narrower at the base than beyond the middle; tail of moderate length, rounded. Head, fore neck, and breast, light reddish-purple, that colour fading on the abdomen and lower tail-coverts into whitish; a narrow half-ring of white on the hind neck, the lower part of which is of a metallic greenish-brown tint; upper parts greyish-blue, tinted with brown; rump and sides of the body blue; quills brownish-black, very narrowly margined with brownish-white; tail greyish-blue at the base, much paler, and tinged with yellow toward the end, these colours being separated at the distance of two inches from the tip by a band of black. Female with the black band on the tail less decided, the middle feathers being but slightly marked with it. _Male_, 16, wing, 9. _Female_, 15-1/2. From the eastern spurs of the Rocky Mountains, and across them to the Columbia River. Common. Migratory. Columba fasciata. Say, Long's Exped. v. ii. p. 10. Columba fasciata, Bonap. Syn. p. 119. Band-tailed Pigeon, Columba fasciata, Bonap. Amer. Orn. v. i. p. 77. Band-tailed Pigeon, Nutt. Man. v. i. p. 624. Band-tailed Pigeon, Columba fasciata, Aud. Orn. Biog. v. iv. p. 479. 283. 2. Columba leucocephala, Linn. White-headed Dove. Plate CLXXVII. Male and Female. Upper parts dusky greyish-blue, lower paler; quills and tail-feathers darker; upper part of head white, hind neck dark purplish-brown, lower part and sides green, changing gold-colour, each feather margined with deep black. _Male_, 14-1/4, 23-1/2. _Female_, 14. Florida Keys. Common during summer only. Columba leucocephala, Bonap. Syn. p. 119. White-headed Pigeon, Columba leucocephala, Bonap. Amer. Orn. v. ii. p. 15. White-crowned Pigeon, Nutt. Man. v. i. p. 625. White-headed Pigeon, Columba leucocephala, Aud. Orn. Biog. v. ii. p. 443; v. v. p. 557. 284. 3. Columba Zenaida, Bonap. Zenaida Dove. Plate CLXII. Male and Female. Wings of moderate length, with the second quill longest; tail rounded, upper parts light yellowish-brown; quills brownish-black, narrowly margined with whitish, seven of the secondaries broadly tipped with white, the inner secondaries and the coverts with a broad black spot on the inner web toward the end; middle tail-feathers like the back, the rest greyish-blue, with broad black band toward the end, the extremity bluish-white; lower parts light brownish-red, paler on the throat, and passing into greyish-blue on the sides; lower wing-coverts light blue; a small spot of deep blue immediately behind the eye, a large one of brilliant rich blue a little below, on the side of the neck; and a band of splendent purple over the back and sides of the neck. _Male_, 11-1/2, 18-1/8. _Female_, 10-1/2. Florida Keys during summer only. Common. Columba Zenaida, Bonap. Syn. p. 119. Zenaida Dove, Columba Zenaida, Bonap. Amer. Orn. v. ii. p.