. The birds of eastern North America known to occur east of the nineteenth meridian ... Birds. 134 THE BIRDS OF EASTERN NORTH AMERICA. 557 Part 2. Upper mandible without notch or hook at tip. (1.) Bill, as illustrated; back, gray or bluish gray; bill, over .50; nostrils, coucoaled by bristly tufts; tarsus, scutellate; tail feathers, not stiff or pointed. Family Subfamily SITTIN/E. Nuthatches. See page 317. (2.) Bill, as illustrated; back, bluish gray; bill, less than .50 ; size, small; length, less than ; first prini;ir\, very short. Family SYLVIID^. Subfamily POLIOPTILIN/E. Gnatca
. The birds of eastern North America known to occur east of the nineteenth meridian ... Birds. 134 THE BIRDS OF EASTERN NORTH AMERICA. 557 Part 2. Upper mandible without notch or hook at tip. (1.) Bill, as illustrated; back, gray or bluish gray; bill, over .50; nostrils, coucoaled by bristly tufts; tarsus, scutellate; tail feathers, not stiff or pointed. Family Subfamily SITTIN/E. Nuthatches. See page 317. (2.) Bill, as illustrated; back, bluish gray; bill, less than .50 ; size, small; length, less than ; first prini;ir\, very short. Family SYLVIID^. Subfamily POLIOPTILIN/E. Gnatcatchers. See j)ag e 32. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Cory, Charles B. (Charles Barney), 1857-1921; Field Museum of Natural History. Chicago, Special edition printed for the Field Columbian museum
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Keywords: ., bookauthorcory, bookcentury1800, bookdecade1890, booksubjectbirds
