. Key to North American birds [microform] : 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. Birds; Ornithology; Oiseaux; Ornithologie. 284 SYSTEMATIC SYNOPSIS. — PASSEItES— OSCINES. Aiinljinh nf Siiltriimllirn anil flvnrru. MoTACiLLiNi:. Point of wing formed l>y tlrat .'I prlnmrlco. Tiill longer nr not obvloiinly shorter tlmn wIngH, witli niirruw liii^rlng feitlliorB. UinU cliiw variable In length nnd curvature. Coloration black and white, or yclluw and greenl
. Key to North American birds [microform] : 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. Birds; Ornithology; Oiseaux; Ornithologie. 284 SYSTEMATIC SYNOPSIS. — PASSEItES— OSCINES. Aiinljinh nf Siiltriimllirn anil flvnrru. MoTACiLLiNi:. Point of wing formed l>y tlrat .'I prlnmrlco. Tiill longer nr not obvloiinly shorter tlmn wIngH, witli niirruw liii^rlng feitlliorB. UinU cliiw variable In length nnd curvature. Coloration black and white, or yclluw and greenlHli. Tall decldfdly longer tliiin wIiikh, doubly enmrglnate. Illnil claw of ordinary length nnd curvature. Colors bliickiiiHliy, anil wlillc, 111 niiiSKi'H Molnrillit 2i) Tail, If nnythlng, Hliorter tlmu wings, nearly oven. Hind elaw lengthened and Htralglitencd. Colors yellow nnil green, In inasHi'S Jlmlj/tin 30 ;. Point of wliin formed by llrst 4 primaries. Tall decliliilly slioilcr than whigB, Its feathers not tajierliig. Hlml elaw lengthened and straightened. Coloration brownish, the uniler parts streaked, ujipor usually also variegated. Tarsus not shorter (rather longer) than hind too and elaw. Tail moderately sliorter than wing, the outslreti'hed feet not reaching l)eyond its end Iiilliiis ;!l Tarsus shorter than hind toe and claw. Tall only about two-thirds as lung as wing, the outstretched feet reacldng lieyund Its end Stomvya 'Xi 13. Subfamily MOTACILLIN>E: Wagtails. Rcprosontod in Aincrica by two sjiccics ; in tlic Old World liy nearly fifty siu'cic.'* (ir vari- eties, ehii'Hy beliingiiiK to tjie Motdcilla and its sulidivisions or immediate allies, of whieh Biidijies is one, forming ii perfect connecting link between Motacilla jn-oiier and tlie Anthina;. 29. MOTACIL'LA. (Lat. mota-cilla, wag-tail; name of wone small bird.) White Waotailh. Tail much longer than wings, of 12 narrow, weak, taiiering or almost linear feathers. First 3 primaries
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectbirds, bookyear1884
