2 
PAGE 
Flight 45 
Parental relations . . . . . . . . . . 45 
Sexual relations and display . . , . . . . . 45 
Nidification, General . . . . . . . . 45 
„ Regional Observations . . . . . . 45 
,, Observations on single species . . . . 45 
Oology . . . . - . . . . . . . 45 
Voice . . .. .. .. .. .. ..45 
Psychology . . . . . . . . . . . . 45 
Colour and Moult. . . . . . . . . , . . 45 
Pathology . . , . . . . . . . . . 45 
Avian Parasitology . . . . . . . . 45 
Mortality . . . . . . . . . . . . 45 
Variation and Aetiology = 5825 : — 
Variation .. .. .. .. .. ..45 
Teratology . . . . . . . . . . 46 
Hybrids . . . . . . . . . . . . . . 46 
Heredity and Evolution . . . . . . . . . . 46 
Fossil and Extinct birds . . . . . . , 46 
Geograph}' = 5827 : — 
General . . . . . . . . . . . . 46 
Palaearctic Region . . . . . . . . 46 
Ethiopian Region . . . . . . . . 48 
Indian Region . . . . . . . . . . . . 49 
Australian Region . . . . . . . . . . 49 
Neotropical Region . . . . . . . . . . 50 
Nearctic Region . . . . . . . . . . 50 
The Oceans . . . . . . . . . . 51 
III. Systematic: — 
Archseopteryges .. .. .. .. .. .. 51 
Rheiformes .. .. .. .. .. ..51 
Struthioniformes ., .. .. .. .. .. 51 
Galliformes . . . . . . . . . . 51 
Turniciformes . . . . . . . . . . 52 
Pteroclidiformes . . . . . . . . . . . . 52 
Columbiformes . . . . . , . . . . . . 52 
Opithocomiformes . . . . . . . . . . 53 
Rallifonnes . . . . . . . . . . 53 
Podieipediforines . . . . . . . . . . . . 53 
Colymbiformes . . . . . . . . . . 53 
Sphenisciformes .. .. .. .. .. .. 53 
Procellariiformes . . . . . , . . . . . . 53 
Alciformes. . . . . . . . . . . . 54 
Lariformes . . . . . . . . . . 54 
Charadriiformes .. .. ., .. .. ..55 
Gruiformes . . . . . . . . . . 55 
Ardeiformes .. .. .. .. .. ..55 
Phcenicopterifonnes . . . . . . . 56 
