. Handbook of birds of eastern North America, with keys to the species and descriptions of their plumages, nests, and eggs .. . Fig. Fig. 40. Order XVI. Macrochires.—Goatsuckers, Swifts, and Hummingbirds. Feet very small and weak ; bill short and small and mouth large, or billlong and exceedingly slender and mouth small; wings generally long andpointed. A. Size comparatively large; plumage variegated, black and brown;middle toe-nail with a comblike edge. . Family Caprmiulgid(B:NiGHTHAWKS, WhIP-POOR-WILLS, ctc. (Fig. 38), p. 236. B. Size medium; plumage sooty black; no comb on the middle t
. Handbook of birds of eastern North America, with keys to the species and descriptions of their plumages, nests, and eggs .. . Fig. Fig. 40. Order XVI. Macrochires.—Goatsuckers, Swifts, and Hummingbirds. Feet very small and weak ; bill short and small and mouth large, or billlong and exceedingly slender and mouth small; wings generally long andpointed. A. Size comparatively large; plumage variegated, black and brown;middle toe-nail with a comblike edge. . Family Caprmiulgid(B:NiGHTHAWKS, WhIP-POOR-WILLS, ctc. (Fig. 38), p. 236. B. Size medium; plumage sooty black; no comb on the middle toe-nail ; tips of the tail-feathers with spines. . Family Micropodida:Swifts (Fig. 39), p. 239. C. Size very small; upper paits shining green; bill long and . Family Trochilidoe: Hummingbirds (Fig. 40), p. 240. KEY TO FAMILIES. 51. Order XVII. Passeres.—Perching Birds: Flycatch-ers, Blackbirds, Jays, Orioles, Sparrows, Finches,Swallows, Vireos, Warblers, Wrens, Thrushes, four, without webs, all on the same level; hind toeas large as the middle one, its nail generally longer thanthat of the middle one ; tail of twelve feathers.[The following synopticaltable of the charactersof the eighteen familieswhich we have in thisorder seems more satis-factory than an artificial key.] ,^^^^ •^ -■ l^^^^ Fig. 41. Family 1. Tyrannidce.—Flycatchers (Fig. 42). Bill wider than high at the base,slightly hooked at the tip ; basewith conspicuous bristles; wingslonger than the tail, the second tofourth primaries longest, the firstbut little shorter and generallyequal to the fifth or sixth; back oftarsus rounded^ like the front /plumage generally olive-green orp^^ ^^ grayish; tail, except in the King- bird, without white spots, p. 2. AlaudidcB.—Larks (Fig. 43).Bill rather stout and rounded; nos-trils with
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