- Head paler (mottled appearance), area along adfrontal suture 
pale but not white; seta Og posterior to a line joining setae 
Ly and Og (A). 
Canal Zone, Cuba, and Mexico. 
Hosts: Mustard and white chard. 
Hellula phidilealis (Walk. ) 
20. Prothoracic shield with a dark fuscous reniform spot posterior 
to seta Ib (A); plates at bases of body setae weakly sclerotized, 
paleyand: concolorous» with: theibody 2) jscteece SS eblioa’. i alee ta. PA 
-  Prothoracic shield without a dark reniform spot posterior to 
seta Ib; plates at bases of body setae moderately or heavily 
sclerotized. vbrownsioriplack:., EAM ale ay. bees eretinh eed ee. 22 
21. Prespiracular shield ovate (A); distance between Adf, and Fy 
greater than that between Adf, and Adfs (B). 
X 
[Ne -— - 
tay eer NX 
| A A \ 
St 7/ ANS eee 
| / / \ NY | 
: an 0-7 / ) \| <c0 Adfy 
arse aa 
Canada, Bermuda, Mexico, and Puerto Rico. 
Hosts: Celery, cut flowers, beans, lettuce, and spinach. 
Udea rubigalis (Guen.) 
= URS 
