FA.MILV AUDKID.K. UKUONS, KUKET8, ANJ) lilTTERNS. 



89 



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. 



* Group 1. Wing, less than 6 inches long. 



Lt'n^l IlittL-ni. 



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

 the Itreast. AnlHta exilis. Least Bittern. 



See Xo. 146. 



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

 dull black. ArdeUa ncnxoiu. Cory's Least Bittern. 



See No. 147. 



* For directions for ineasurenieut, see page 0. 



