ae eee 
SEXUAL CHARACTERISTICS OF THELIA 565 
Fig. 19 Typical fore wings, showing increased !ength in parasitized male 
(p. o&). Compare with normal male and normal female wings. From left to 
right, normal female, parasitized male (p. o’), and normal male. 1/, 2, 3, 4, 4, 
apical areoles. X 6. 
Fig. 20 Typical hind legs, showing size difference between male and female 
and increase in parasitized male. From left to right, normal male, parasitized 
male (p. co’), and normal female. cz., coxa; tr., trochanter; fm., femur; ¢b., 
tibiastay, tarsuse >< ale 
Fig. 21 Typical acrotergites, showing approach toward female size in para- 
sitized male. From top to bottom, normal female, parasitized male (p. <=), 
normal male. X 7.95. 
