Fig. 
Fig. 
33. 
a. 
PLATE 22 
FALCONIFORMES 
All figures & 100 
Gyps fulvus. 
Distal barbule from back feather. 
Proximal barbule from same. 
Distal barbule from outer vane of primary. 
Proximal barbule from same, distal third of barb. 
Gymnogyps californianus. 
Distal barbule from inner vane of remex. 
Same, with pennulum in lateral view. 
Proximal barbule from inner vane of remex. 
Distal barbule from outer vane of remex. 
Proximal barbule from same, distal third of barb. 
Gypogeranus serpentarius. 
Distal barbule from blue-gray scapular feather. 
Proximal barbule from same. 
Distal barbule from inner vane of remex. 
Proximal barbule from same. ; 
[416] 
