FAMILY AIMUOIDJK. HERONS, EGRETS, AND JHTTKUXS. 



si; 



FAMILY ARDEID^E. 



Herons, Egrets, and Bitterns. 



Bill, nearly straight and sharply pointed ; inner side of middle toe nail, 

 with distinct comb-like edge; toes, four, all on same level. Bitterns, tail 

 with ten feathers. Herons, tail with twelve feathers. 



x- 



Group 1. Wing, less than 6 inches long. 



Leat-t Bittern. 



Underparts and sides of the head and throat, buff white; a black patch on sides of 

 the breast. Ard-thi. exilis. Least Bittern. 



See No. 146. 



Uuderparts and sides of the head and throat, rufous chestnut; under tail coverts, 

 dull black. Anlctta nroj-rita. Cory's Least Bittern. 



See No. 147. 



* For directions for measurement, see page 9. 



