46 IBIDIDAi 
Adult female nuptial.—Similar in plumage to the male. 
Adult winter, male and female——Similar to the nuptial 
plumage. 
Immature, male and female—Head and neck streaked 
and blotched with greyish-white, and the plumage exhibits 
no gloss. 
Brak. Brown and decurved. 
FEET. Brown. 
InipEs. Hazel; bare skin round the eyes, greenish-grey. 
AVERAGE MEASUREMENTS. 
TOTAL LENGTH ... ee vee COE 
WING Bee ae ee Sie ON Ou: 
BEAK ae ar Fen bi - 
TARSO-METATARSUS a betes be ee ae 
Hae a a awe coee = Disceleociaas 
Allied Species and Representative Forms.—P. quarauna, 
with the feathers which surround the bare space on the 
forehead edged white, is the American representative, but 
the Old World bird has been found in the Eastern United 
States. 
