. 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 . StcLL Fig. 36. —Booted laminiplantaitarsus 43f a robin. Nat. size. Pig. 37. - Scutellatelamlniplantar tarsus of acat-bird. Nat. size.

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Keywords: ., bookcentury1800, bookdecade1890, booksubjectbirds, bookyear1896