14 NOTES ON THE 
SPECIFIC CHARACTERS. 
Upper part of the head, front, sides of head, upper part of 
throat, and sides of neck, bluish-gray; hind neck streaked 
longitudinally with white on a greenish background, the white 
feathers being raised above the others; on the forepart of the 
neck is a large longitudinal patch of deep reddish brown; 
upper plumage brownish black slightly tinged with green, and 
on the upper part of the back and lower part and sides of the 
neck, streaked with and mottled with white; wings and tail 
brownish black; under plumage pure white with a band across 
the hinder part of the abdomen, and the lower tail coverts, 
brownish gray; bill bluish black; iris bright red; tarsi and feet 
brownish black externally, internally pale flesh color; claws 
yellowish at the base, and dusky at the end. 
Length, 27; wing, 11.50; tail, 2.50; bill, 2.25; tarsus, 2.75. 
Habitat, northern part of Northern Hemisphere, migrating 
southward in winter nearly across the United States. 
