- Meso- and metathorax without such plates on posterior dorsal 
margins; [group VII of first abdominal segment bisetose or 
CYS CLOS CS Mmreueeee imc Voie + fii cl ricWbielig sraisrmchi'c | o' 6 "y's a clinelnie we-vevoie« ofaahiles e's, 16 
16. Head capsule with a shieldlike extension over base of antenna; 
(puncture A, in line with or somewhat behind a line connecting 
setae A; and Ag (A); puncture Og directly posterior to ocellus 
VI (B). | 
Europe, the Orient, and Canada. 
Hosts: Beans, corn, and pepper (a borer). 
Ostrinia nubilalis (Hbn. ) 
- Head capsule without a shieldlike extension over base of 
ATC SM ay (AY Bemis ieee ey nepicah eee ue TORK s” oc), él te eh ewi@ieteaos: BU ie tee aioe te eye 
17. Ocellus II much closer to ocellus I than to ocellus ITI (A); 
head pale yellow, without definite markings. 
Cuba, Mexico, and Puerto Rico. 
Hosts: Cucumber and squash. 
Diaphania spp. 
