PLATE 36 
TYPES OF DowN BARBULES, continued 
Entire barbules drawn 40; portions of barbules marked by parenthesis 
drawn enlarged, * 285. 
Fig. 106. 
a. 
Fig. 107. 
a. 
Fig. 108. 
da. 
db. 
Fig. 109. 
a. 
b. 
ELurypyga helias. 
Entire barbule. 6. basal portion. c. terminal portion. 
Rallus obsoletus, 
Entire barbule. b. basal portion. c. terminal portion. 
Meleagris virginiana. 
Entire barbule from distal vanule near base of barb. 
Basal portion. c. middle portion. d. terminal portion. 
Zenaidura macroura. 
Entire barbule from near base of barb. 
Basal portion. c. middle portion. d. terminal portion. 
[444] 
