Fig. 
Fig. 
Fig. 
Fig. 
Fig. 
Fig. 
36. 
PLATE 23 
FaLconrrorMeEs (Accipitres) 
All figures & 100 
Falco peregrinus. 
Distal barbule from inner vane of remex. 
Proximal barbule from same. 4 
Proximal barbule from outer vane of remex. 
Falco sparverius. 
Distal barbule from inner vane of remex. 
Buteo borealis. 
Distal barbule from inner vane of remex. 
Proximal barbule from same. 
Proximal barbule from outer vane of remex. 
Haliaeétus leucocephalus, 
Distal barbule from inner vane of remex. 
Proximal barbule from same. 
Polyborus cheriway. 
Distal barbule from inner vane of remex. 
Falco rusticola. 
Distal barbule from back feather. 
Proximal barbule from same. 
[418] 
