24 



12, Cere hidden in feathers; eye 

 in centre of more or less circu- 

 lar feather disks. Tarsus and 

 toes feathered (Fig. 32). 



p£ZQSEg» 



Owls. 



Fig. 34^0wl 



.p. 135. 



m, Feet small and weak. 



13, Nostrils opening in a soft and some- 

 what swollen base. 



Pigeons . 



Fig. 35 — Pigeon 



p. 116. 



14, Two outer toes joined together 

 for half their length. 



Kingfisher . 



Fig. 36 — Kingfisher 



p. 141. 



15, Two toes directed forward, two 

 backward (see also Woodpeckers) . 



Cuckoos . 



Fig. 37— Cuckoo 

 p. 141. 



16, Bill very small; mouth enor- 

 mous, opening to below eyes. 



Goatsuckers, Whip-poor-wills, Nighthawks . 



Fig. 38 — Goatsucker 

 p. 149. 



