PLATE 23 



Falconiformes (Accipitres) 

 All figures X 100 



Fig. 36. Falco peregrinus. 



a. Distal barbule from inner vane of remex. 



6. Proximal barbule from same. 



c. Proximal barbule from outer vane of remex. 



Fig. 37. Falco sparverius. 



a. Distal barbule from inner vane of remex. 



Fig. 38. Buteo iorealis. 



a. Distal barbule from inner vane of remex. 



6. Proximal barbule from same. 



c. Proximal barbule from outer vane of remex. 



Fig. 39. Haliaeetus leucocepJiahis. 



a. Distal barbule from inner vane of remex. 

 &. Proximal barbule from same. 



Fig. 40. Polyborus cheriway. 



a. Distal barbule from inner vane of remex. 



Fig. 41. Falco rusticola. 



a. Distal barbule from back feather. 

 6. Proximal barbule from same. 



[418] 



