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dd. Length 7^ inches or more, 

 e. Legs bright yellow, Yellow-legs. 



ee. Legs not bright yellow, 

 f . Beneath white, with or without spots, 

 g. Thickly spotted. Spotted Sandpiper. 



gg. Not spotted ; fore breast dusky. 



Length about 12 inches, Upland Plover. 

 Length 8-9 inches. Solitary Sandpiper. 

 ff . Beneath not white. 



Bill much over 2 inches, Clapper Eail. 



Bill less than 2 inches but much over an 

 inch, Virginia Rail. 



Bill much less than an inch, 



Carolina Rail. 

 B. Tibiae feathered to tarsal joint or very nearly so. 

 a. Tarsus fully feathered, 

 b. Eyes large, directly in front, 

 c. Ear-tufts, present, 

 d. Length less than a foot. Screech Owl, 



dd- Length 14-18 inches. 



Ear tufts conspicuous, Long-eaked Owl. 



Ear tufts small. Short-eared Owl. 



ddd. Length over 20 inches, Great Horned Owl. 



cc. Ear tufts practically wanting. 



d. Tail graduated, Hawk Owl. 



dd. Tail not graduated. 



Length 27 inches, Great Gray Owl. 



Length 24 inches. Snowy Owl. 



Length 6-8 inches. Saw- whet Owl. 



bb. Eyes moderate, on sides of head. 

 Length less than 24 inches, 



Rough-legged Hawk. 

 Length over 30 inches, Golden Eagle. 



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