INDEX. 305 



PAG '.•; 



rubroscuta, Erythroneura 251 



sanctus, Scaphoideus 125 



sanguinolenta, Aceratagallia 59 



sayi, Deltocephalus 144 



scalaris, Scaphoideus 127 



Scaphoideus 124 



auronitens 125 



cinerosus 131 



immistus 129 



intricatus 128 



jucundus 126 



Key to species 124 



melanotus 130 



productus 127 



sanctus 125 



scalaris 127 



scriptus, Platymetopius 136 



scutelleris, Erythroneura 253 



seminudus, Eutettix 181 



sexnotata, Cicadula 229 



signatifrons, Deltocephalus 146 



snowi, Idiocerus 64 



solidaginis, Phlepsius 206 



sonorus, Deltocephalus 160 



Spangbergiella 118 



mexicana 119 



vulnerata 119 



spatulatus, Chlorotettix 219 



spatulatus, Phlepsius 192 



Spiders, natural enemies 26 



straminea, Mesamia 188 



striatulus, Euscelis 174 



striolus, Euscelis 170 



strobi, Eutettix 182 



Style-oedagus connective 45 



Styles 45 



superbus, Phlepsius 193 



superbus, Xestocephalus Ill 



suturalis, Idiocerus : 68 



suturalis, Macropsis 74 



sylvestris, Deltocephalus 152 



Systematic Position of Cicadellidse 33 



tenellus, Eutettix 180 



tessellatus, Xestocephalus Ill 



Thamnotettix 209 



brittoni 210 



ciliatus 214 



clitellarius 211 



fitchii 215 



inornatus 212 



kennicotti 210 



Key to species 209 



longulus 212 



melanogaster 214 



nigrifrons 216 



pallidulus 215 



perspicillatus 213 



tricincta, Erythroneura 24^ 



trifasciata, Empoasca 240 



trifasciata, Hymetta 247 



trimaculata, Macropsis 73 



20 — Sci. Bui. — 3058 



