CONTENTS. 



Page 



INTRODUCTION I 



ORDER I.— BIRDS OF PREY. ACCIPITRES. 

 SUB-ORDER I.-DIURNAL BIRDS OF PREY. ACCIPITRES DIURNI. 



Family I.— The Vultures. Vulturid^ 12 



Sub-Family I. The Bearded Vultures. Gypaetinae 14 



II. The Condors. Sarcoramphinae 15 



III. The Vultures proper. Vulturinae 17 



IV. The Eagle Vultures. Gypohieracinae 21 



Family II.— The Falcons. Falconid>e 22 



Sub-Family I. The Caracaras. Polyborinae 23 



II. The Buzzards. Buteoninae 25 



III. The Eagles. Aquilinse 26 



IV. The Falcons proper. Falconinx 33 



V. The Kites. Milvinae 36 



VI. The Sparrow-Hawks. Accipitrinae 39 



VII. The Harriers. Circinae 4° 



SUB-ORDER II.-NOCTURNAL BIRDS OF PREY. ACCIPITRES NOCTURNI. 



Family I.- The Owls. Strigid.e 42 



Sub-Family I. The Hawk-Owls. Surnin^e 43 



II. The Horned Owls. Bubonina; 45 



III. The Owlets. Syrninae 47 



IV. The Owls proper. Strlginae 48 



ORDER II.— PASSERES. 



TRIBE I.-FISSIROSTRES. 



Sub-Tribe I.— Nocturnal Fi.ssirostkes. Fissirostres Nocturni. 



Family I.— The Goatsuckers. Caprimulgid^ 5i 



Sub-Family \. The Oil-Birds. Steatorninas 52 



II. The Goatsuckers proper. Caprimulginae 53 



III. The Podagers. Podagrinae 57 



