. 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 . Fig. 144. — Brown-headed Nut-hatch, nat. size. (Ad nat. del. E. C.) 272 SYSTEMATIC SYNOPSIS. — PASSEEES— OSCINES. Size of the last. Young: Diflfers much as the 9 *f canadensis does
. 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 . Fig. 144. — Brown-headed Nut-hatch, nat. size. (Ad nat. del. E. C.) 272 SYSTEMATIC SYNOPSIS. — PASSEEES— OSCINES. Size of the last. Young: Diflfers much as the 9 *f canadensis does from the (J, in having thetop of the head hke the hack. U. S. from the Rocky Mts. to the Pacihc, abundant, chiefly inpine woods ; N. to Vancouver. Eggs 6-7, white^rofusely speckled with reddish, X 5. Family CERTHIID^ : Creepers. A very small, well-marked group, of about a dozen species, and four or five genera, whichfall in two sections, commonly called subfamilies; one of these, Tichodromince, is representedby the well-known European Wall Creeper, Tichodroma muraria, and several (chiefly Aus-tralian) species of the genus CUmacteris; while the genus Certhia, with five or six species orvarieties, and certain allied genera (all but one Old World) constitute the. Fig. 145. — Commim Brown Creeper, Cirtltht familiaris, nearly iiat. size. (From Brelim.) 8. Subfamily CERTHIIN/E: Typical Creepers. Our species may be known on sight, among North American Oscines, by its rigid, acumi-nate tail-feathers, like a woodpeckers. Besides: — bill about equal in length to head, ex-tremely slender, sharp, and decurved; nostrils exposed; no rictal bristles ; tarsus scutellate,shorter than 3d toe and claw, which is connate for the whole of the 1st joint with both 2d and4th toe; lateral toes of unequal lengths, 1st toe shorter than its claw; claws all much curvedand very sharp; wing 10-primaried, the 1st primary very short, not one-half the 2d, which isless than the 3d; point of
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectbirds, bookyear1896
