FALCONID^ 



CmCAETUS 



323 



head slightly crested ; wings and tail as in Asturinula ; tarsus with 

 the lower two-thirds at least bare, covered with small reticulate 

 scales throughout ; toes short, claws small but sharp. 



Fig. 108. — Foot of Circa'phis pectoralis. x | 



One species of this genus is found in southern Europe and Asia, 

 and winters in north Africa ; the other five are confined to Africa, 

 and of these two only are found within our limits. 



