Figures 1251-1260. — Phytomyza bicolor : 1251, Head; 
1252, aedeagus, ventral view. Chromatomyia 
tiarellae : 1253, Aedeagus, side view; 1254, 
supporting sclerites, dorsal view; 1255, leaf mines 
on Tel lima grandif lora (California). P. 
agromyzina : 1256, Aedeagus, side view; 1257, leaf 
mine on Cornus . montana : 1258, Aedeagus, side 
view; C. involucratae : 1259, Aedeagus, side view; 
1260, distiphallus, anteroventral view. 
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