Figures 766-776. — Liriomyza helianthi : 766, Aedeagus, 
side view; 767, same, ventral view; L. frommeri : 
768, Aedeagus, side view; 769, distiphallus , 
ventral view; L. specif ica : 770, Aedeagus, side 
view; 771, same, ventral view; L. brassicae : 772, 
Aedeagus, side view; 773, same, ventral view; 774, 
sperm pump; 775, head; 776, leaf mines on 
Tropaeolum . 
411 
