. A history of North American birds [microform] : land birds. Birds; Ornithology; Oiseaux; Ornithologie. 422 NORTH AMEItlCAN IJIHDS. B> Tail noail)' oven, and without any ti-nninal lifjhtor Imml, or clso havinj; it badly defiiRMJ. Colors, in oilier respects, of var. nhsciir), l>ut elioeks, etc., less dusky, llab. Koeky Mountains ol' liritisii America, south to the Yellowstone and Ilellgatc region of United States (where grading into var. (»'CH)'».s) ...... var. r ichurdson i. Canace obscurus, vur. obscurus, Say. DUSKY GBOUSE. Tetmo obseiirits. Say, Long's H. Mts. II, 1823,
. A history of North American birds [microform] : land birds. Birds; Ornithology; Oiseaux; Ornithologie. 422 NORTH AMEItlCAN IJIHDS. B> Tail noail)' oven, and without any ti-nninal lifjhtor Imml, or clso havinj; it badly defiiRMJ. Colors, in oilier respects, of var. nhsciir), l>ut elioeks, etc., less dusky, llab. Koeky Mountains ol' liritisii America, south to the Yellowstone and Ilellgatc region of United States (where grading into var. (»'CH)'».s) ...... var. r ichurdson i. Canace obscurus, vur. obscurus, Say. DUSKY GBOUSE. Tetmo obseiirits. Say, Long's H. Mts. II, 1823, 14.— Box. Mon. Trtrnn, Am. Phil. Tiuns. Ill, im\ ;5itl. —III. Am. Oni. 111,1830, jil. .will. - , Birds N. Am. 1858, 0-20. — .Sci,. r. Z. .S. 1858, 1.—CiiAY, Cut. Brit. Mu,s. V, 1807. 86. — Coop. Orii. Cal. 1, 1870, 520 (in jiart). Vdniice. olmiira, Bonap. Comptes liciulus, XLV, 1857, 428. JktiUmijdjnts uhsciirus, , P. A. N. S. 1804,23. — In. Jlouog. Ti'traoii. pi. Sp. CiiAK. Male (19,101, Doer Creek, Neb., Fob. 13; G. II. Trook.) Ground-color above slaty-black, but this almost completely overlaid by a minute, transverse mottling. Camirr obsciintn. of bluish-!\.sh, — pale brown on .scapulars and secondaries, — mostly on terminal portion of the Scapulars with a conspicuous .shall-strcak and terminal spot of white. Terminal band of tail .sharply and abruptly defined, pure pale bluish-ash. and inches in width. Tail slightly rounded (about .80). Jiower parts line , becoming lighter posteriorly, mor(> plmiibeous anteriorly. On the sides of the juguliim the feathers snowy-white beneath the surface, and this nmch , producing a somewhat broken but conspicuous patch. Throat while, with transverse creseentic bars of dusky; this barred white curving upward to the auriculars, behind a uniformly blackish malar patch; lores and post-ocular region with distinct white spots, producing an inconspicuous stripe from the bill t
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Keywords: ., bookcentury1800, bookdecade1870, booksubjectbirds, booksubjectorn
