. La clé pour les oiseaux nord-américains. Contenant un compte rendu concis de toutes les espèces d'oiseaux vivants et fossiles à l'heure actuelle connues du continent au nord de la frontière mexicaine et des États-Unis, y compris le Groenland et la Basse-Californie, avec lesquelles sont incorporées l'ornithologie générale: Un aperçu de la structure et la classification des oiseaux; et l'ornithologie de terrain, un manuel de collecte, de préparation et de conservation des oiseaux . ks. Narines dans la moitié basale du bec. Ailes et queue courtes, ces dernières pointues et abouthalf aussi longtemps que les anciennes. Les scapulaires et les tertiaires plus longs se courrant vers l'extérieur au-dessus de l'aile en tant qu'araignées,

• Contributeur: Reading Room 2020 / Alamy Banque D'Images
• ID de l’image: 2CP00PM
• Taille du fichier: 7,2 MB (637,1 KB Téléchargement compressé)
• Autorisations: Modèle - non | Propriété - non
• Dimensions: 1622 x 1541 px | 27,5 x 26,1 cm | 10,8 x 10,3 inches | 150dpi

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. 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 . ks. Nostrils in basal half of bill. Wings and tail short, latter pointed and abouthalf as long as former. Longer scapulars and tertiaries curving outward over the wing as ineiders, with which this genus connects by means of Heniconetta, though in both these generathe bill is simple, as usual in FuligulintB, without the peculiar gibbosity and special outlinesof feathers characteristic of eiders. One species, remarkable for its fantastic markings, beingpatched with different colors; a metallic speculum, here only among our FuUgulince, exceptingS. stelhri. H. minutus. (Lat. mmutus, very small: not well chosen.) Harlequin Duck. Adult ^ :BUI olivaceous; iris reddish-brown ; feet grayish-blue, with dusky webs and pale claws.Aside from the definite markings to be given, general color deep leaden-blue with a purplishtinge, blackening on top of head, on lower back, rump, and tail above and below, darker onhead and neck than on breast and back, changing from breast backward, including lining of. 708 SYSTEMATIC SYNOPSIS. — LAMELLIBOSTBES— ANSEBE8. 296. wings, to sooty brown, on the flanks to chestnut-brown. A white patch between bill and eye, curving upward and backward to margin the black coronal stripe, changing to chestnut fromover eye to nape. A round white spot on side of hind-head; a long white spot on side ofupper neck; a white collar around neck, interrupted or not before and behind; a whitecrescent on side of breast in front of wings; these marks black-bordered. A white spot onwing-coverts; a white bar across ends of greater coverts and some of the seco

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• bookcentury1800
• bookdecade1890
• booksubjectbirds
• bookyear1896