10 LEAFHOPPERS AFFECTING CEREALS, ETC. 
Fia. 20. Deltocephalus sayi: Adult and details, nymph.....................-- 86 
21. Athysanus exitiosus: Adult female and details.....................-- 89 
22. Athysanus curtisii: Adult and details, nymph....-...........--...-- 91 
23. Athysanus bicolor: Male, female, nymph, details. ................... 92 
24. Athysanus obtutus: Adult and details, nymph, eggs.....-.........--- 93 
25. Phlepsius irroratus: Adult and details, nymph....................-- 95 
26. Thamnotetiixz geminatus: Adult and details......................---- 96 
27. Cicadula 6-notata: Adult and details, nymph. ..................---- 100 
26: mn poasca mali: Nymiphal ‘stages: }s. Gs Soe eee eee 102 
29. Agallia sanguinolenta: Adult and details, nymph.....-.----.....---- 103 
