Figures 1339-1348. — Phytomyza oenanthoides : 1339, 
Aedeagus, side view; 1340, leaf mines on Oenanthe 
sarmentosa ; P. lanati ; 1341, Aedeagus, side view; 
1342, distiphallus , ventral view (California); P. 
osmorhizae : 1343, Aedeagus, side view (Virginia); 
1344, leaf mines on Osmorhiza longistylis ; P. 
sonorensis : 1345, Aedeagus, side view; 1346, 
distiphallus, ventral view; P. columbinae : 1347, 
Aedeagus, side view; 1348, same, ventral view 
(California) . 
463 
