LIST OF ILLUSTRATIONS 
SPUR-WING LAPWING, Vanellus cayennensis, Gm. 7 Frontispiece 
One-third natural size See p. 178 
Pampas WoopPECKER, Colaptes agricola, Malh. - facing page 1 
One-third natural size 
BURROWING-OWL, Speotyto cunicularia, Mol. . 3 ne 36 
One-fourth natural size 
RED-BACKED BuzZARD, Buteo erythronotus, King. é = 47 
One-fourth natural size 
CARANCHO CARRION-HAWE, Polyborus tharus, Mol. . n 75 
One-fifth natural size 
WHISTLING HERON, Ardea sibilatrix, Temm. . ‘ a 103 
One-fourth natural size 
BLACK-FACED IIs, Theristicus caudatus, Bodd. . F - I21 
One-fifth natural size 
BRAZILIAN TEAL, Querquedula brasiliensis, Gm. P of 147 
One-third natural size 
CoMMON JAcANA, Parra jacana, Linn, . : Z s 174 
Two-fifths natural size 
SLENDER-BILLED PLover, Oreophilus ruficollis, Wagl. . i 189 
Three-fifths natural size 
MARTINETA TINAMU, Calodromas elegans, d’Orb. et 
Geoffr. é r ; $ . : A Ss 228 
One-third natural size 
1x 
