KEY TO BIRDS. 



ORDERS. 



a 1 . Hind toe well developed, all four toes connected by webs. 



STEGAXOPODES. C 

 a 2 . Hind toe, if present, not connected with the others. 



6 1 . Nostrils opening through tubes. (Extralimital). TUBIXARES. 



ft 2 . Nostrils not opening through tubes. 



c 1 . Cutting edges of bill more or less distinctly fringed, notched or toothed. 

 d 1 . Legs short or slightly lengthened ; bill not abruptly bent downward 

 from the middle. AXSERES. D 



d 2 . Legs excessively lengthened; bill bent abruptly downward from the 



middle. (Extralimital.) ODOXTOGLOSS.E. 



c 2 . Cutting edges of bill not fringed, notched, or toothed. 



e l . Legs inserted far behind the middle of the body, which, in standing 

 position, is more or less erect; the toes webbed or conspicuously 

 lobed. PYGOPODES. A 



e 2 . Legs inserted near the middle of the body, which, in standing posi- 

 tion, is nearly horizontal, or else toes not webbed. 

 f l . Anterior toes distinctly webbed, tarsus shorter than tail. 



LOXGIPEXXES. B 



f 2 . Anterior toes not distinctly webbed (with rare exceptions); toes not 

 webbed, or webbed at base or on sides (full webbed only in a few 

 waders with very long tarsus and the tibia partly naked). 

 (Jr 1 . Tarsus more or less elongate; tibia more or less naked below. 



Waders. 



h l . Hind toe well developed, inserted at same level with the anterior 

 toes ; the claws never excessively lengthened ; the space between 

 the eye and the bill or the space around the eye, or both (some- 

 times the whole head), naked. HERODIOXES. E 

 A 2 . Hind toe, if present, small and inserted above the level of the 

 rest (or else size small or medium, length less than 36 inches); 

 the space between the bill and the eye or the space around the 

 eye fully feathered ;" no comb-like teeth on inner edge of middle 

 claw. 

 i 1 . Length over three feet. 



j l . Hind toe short and elevated. PALUDICOL^E. F 



i-. Length under three feet. 



A- 1 . Hind toe almost on level with other toes. 



PALUDICOL^E. F 



/-. Hind toe, if present, short and elevated, or else claws 

 excessively lengthened and wings spurred. 



LLMICOL.E. Gh 



