. Key to North American birds. Containing a concise account of every species of living and fossil bird at present known from the continent north of the Mexican and United States boundary, inclusive of Greenland and Lower California, with which are incorporated General ornithology: an outline of the structure and classification of birds; and Field ornithology, a manual of collecting, preparing, and preserving birds. Birds; Birds. 782 SYSTEMATIC SYNOPSIS.—LONGIPENNES—TUBIN^BES. longest, 3d nearly equal, 1st longer than 4th. The general plumbeous or bluish-ashy cast of the plumage is quite diflfe
. Key to North American birds. Containing a concise account of every species of living and fossil bird at present known from the continent north of the Mexican and United States boundary, inclusive of Greenland and Lower California, with which are incorporated General ornithology: an outline of the structure and classification of birds; and Field ornithology, a manual of collecting, preparing, and preserving birds. Birds; Birds. 782 SYSTEMATIC SYNOPSIS.—LONGIPENNES—TUBIN^BES. longest, 3d nearly equal, 1st longer than 4th. The general plumbeous or bluish-ashy cast of the plumage is quite diflferent from the sooty shade of C. meUena, approaching the condition seen in species of Oceanodroma. Length about 7-25; wing about ; taU , forked ; tarsus ; middle toe and claw the same; bill ; gape ; height or width at base ^ nasal tubes Faral- lone Islands, Cala.; another rare and little known species. 328. OCEANO'DROMA. (Gr. 'QKearos, Okeanos, Lat. Oceanus, the divinity of the sea; Spofios, dromos, running.) Gkay Fork-tail Petrels'. Bill small, weak, much compressed. Wings shortj 2d and 3d primaries equal and longest, 1st shorter than 4th. Tail long, deeply forked, with broad medium and narrow external feathers. Feet as in Cymochorea. Colora- Fig. 526.—Black Petrel nat tion peculiar; bluish or grayish, and white. size. (Ad nat. del. E. C.) 886. O. furca/ta. (Lat. fu/rcata, forked.) Gray Fork-tailed Petrel. Bluish-ash, paler or whitish below and on the greater wing-coverts, dusky about the eyes; lesser wing-coverts sooty; qdlls and tail brownish, the primaries pale or white on their inner edges, outer web of outer tail-feather white; bill and feet black. Length about ; wing ; tail deeply forked; bUl ; tarsus ; middle toe and claw the same. N. Pacific coast, common. 827. O. horn'byi. (To Admiral Hornby, R. N.) Hornby's Fork-tailed Petrel. Front, cheeks, throat, collar round neck, breast, and abdomen, pure white; crown,
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectbirds, bookyear1894
