lOG 



KEY TO THE BIltDS OF EASTERN NORTH AMKRICAc 



FAMILY RECURVIROSTRID^. 

 Avocets and Stilts. 



Tarsus over 3.50 inches ; bill, curved upward or straight. 



A vocet. 



Stilt. 



Head and neck, pale rufous (sum- 

 mer) ; white or <>;iayish (wiiitor) : 

 back and tail, while; axillars, white; 

 hell}^, whito; first primary, dark 

 with dark shaft; hill, curved uj)- 

 ward; toes, four. 



Ji('Ci(7'virostn( anipricKiut. 

 American Avocet. 

 See No. 182. 



Recurvirosti"! .■iiiic: u-an.'i. 



