24 



12, Cere hidden in feathers; eye ^f'^^^t^^^^^^'h 

 in centre of more or less circular *~-^^^W^^^^^ '^ 

 feather disks. Tarsus and toes f'&'^^^|'"^Pfe^]?'^ 

 feathered (Figure 32). ^^Wn^^^k^'^n 



Figure 34. 



Owls , p. 129 



m, Feet small and weak. 



13, Nostrils opening in a soft and somewhat ^_ - 

 swollen base. ^ - -"^''^"^ 



Figure 35. 



Pigeons p . Ill • 



\ V 



14, Two outer toes joined together ^^^^Hz^^^^-^ ,-'^J 

 for half their length. /fr^ ^^^^^^^'"''\\ 



J7 



Figure 36. 



Kingfishers p. 135. 



••^5^'^ 



15, Two toes directed forward, two 

 backward (see also Woodpeckers). 



E]igure37. 

 Cuckoos.. p. 135. 



16. Bill very small; mouth enor- 

 mous, opening to below eyes. 



Goatsuckers, WMp-poor-vnll, Nighthawks 



Figure 38. 



. p. 143. 



