. 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 . a very narrowspace next the shaft) ; outer web of outer feathers edged with yellowish ; middle feathers,outer webs of the rest, and wings except as stated, dusky-brown. The foregoi
. 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 . a very narrowspace next the shaft) ; outer web of outer feathers edged with yellowish ; middle feathers,outer webs of the rest, and wings except as stated, dusky-brown. The foregoing phrases areintended to be chiefly antithetical to those used in describing cinerascens, below. Other diag-nostic points are: bill dark but not quite black, pale at base below, stout and comparativelyshort, hardly or not as long as tarsus, the latter perhaps never ; olive back, ash throat,and yellow belly severally pure in color ; all tail-feathers but middle pair so extensively rufouson inner webs that a mere line, if any, of fuscous persists next the shaft (compare mexicanusand m. magister), and this fuscous line, if any, running of same narrowness to ends of thefeathers (compare cinerascens) ; never more than a trace of rufous on outer webs. Very youngbirds have rufous skirting of many feathers, in addition to the chestnut above described, but TYRA NNIDjE — TYRA : TYRA N T FL YCA TCHERS. 519. this soon disappears. Large: length ; extent about ; wing and tail (); bill ; tarsus ; middle toe and claw ; breadthof bill at base , or about ^ the length of culmen. Eastern U. S. and adjoiningportions of Canada, west to Manitoba, Minnesota, Iowa, Missouri, Kansas, Nebraska, Arkan-sas, and about half of Texas; S. to Mexico, Central Am., and U. S. of Colombia in , chiefly iu April-May, and ; breeds throughout its N. Am. range; win-ters chiefly extralimital, but a few remain on o
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Keywords: ., bo, bookcentury1800, bookdecade1890, booksubjectbirdsnorthamerica
