20 THE BIRDS OF KASTERN NORTH AMERICA. 
Greater part of plumage, white ; bill, rounded and somewhat curved, 
very thick and strong ; tarsus, always over Jive inches long; toes, four, all 
on same level; no comb-like edge on inner side of middle toe nail. 
Family CICONIIDAZ. Storks and Wood Ibises. 
See page 88. 
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Bill, long, rather slender, and decidedly curved 
downward; tarsus, always less than Jive inches long; 
toes, four, all on the same level; no comb-like edge on 
side of middle toe nail. Family IBIDIDZAE. Ibises. 
See page 87. 
Bill, wide and flat at the end; toes, four, all on same level; wing 
(carpus to tip), over twelve inches long. 
Family PLATALEID@. Spoonbills. 
See page 86. 
