September, 1941 KNIGHT: PLANT Bucs, or MiripaAg, OF ILLINOIS 
Coccobaphes, 137, 138 
sanguinareus, 138 
Collaria, 20, 125, 126 
meilleurii, 126 
oculata, 126, 127 
colon, Capsus, 180 
colon, Paracalocoris, 3, 177, 180 
castus, 178 
commissuralis, Xenoborus, 143, 144 
communis, Lygus, 159 
communis, Neolygus, 3, 4, 13, 156, 157, 158, 
159 
novascotiensis, 14, 160 
compar, Paracalocoris scrupeus, 177 
compar, Plagiognathus albonotatus, 29, 31 
complicatus, Ceratocapsus, 108, 110, 114 
confluens, Phytocoris, 201, 204, 205 
confluens, Phytocoris puella, 205 
confluenta, Lopidea, 82, 85, 86, 87, 90, 91 
confluentus, Capsus, 87 
confraternus, Platytylellus, 134 
conspersipes, Phytocoris, 200, 201 
conspurcatus, Phytocoris, 184, 185, 188, 189 
convexicollis, Pycnoderes, 60 
Poduillettia,15, 17, 22,52 
amoena, 17, 52 
mimetica, 21 
cornicola, Plagiognathus, 27, 29, 38 
corticevivens, Phytocoris, 185, 186, 189 
cortitectus, Phytocoris, 191, 193, 195, 196 
costalis, Deraeocoris sayi, 73 
crataegi, Atractotomus, 51 
crataegi, Plagiognathus dispar, 28, 40 
Criocoris, 22, 49 
saliens, 21, 49 
cunealis, Paracalocoris scrupeus, 177 
cuneata, Lopidea, 85, 86, 87, 88, 89 
cuneatus, Deraeocoris, 67 
cuneatus, Neocapsus, 147 
cuneatus, Plagiognathus, 26, 27, 34 
cuneatus, Plagiognathus annulatus, 34 
curtulus, Mesomiris, 131 
Cylapinae, 4, 17, 61 
Cylapini, 19, 61 
Cylapus, 61 
bracteatus, 77 
tenuicornis, 4, 19, 21, 61 
Cyrtopeltis, 52, 53 
tenuis, 53 
varians, 53 
Cyrtopeltocoris, 19, 116, 117 
illini, 117 
Cyrtorhinus, 82, 95 
caricis 95 
davisi, Deraeocoris, 68, 70, 72 
davisi, Largidea, 19, 63 
davisi, Lopidea, 4, 14, 85, 86, 87, 88 
davisi, Pamillia, 108 
davisi, Phytocoris, 185, 187 
davisi, Plagiognathus, 28, 38 
davisi, Teleorhinus, 19 
debilis, Plagiognathus tinctus, 28, 32 
decolor, Lopus, 21, 51 
decurvatus, Ceratocapsus, 109, 110, 116 
delicatus, Orthotylus, 96 
delicatus, Plagiognathus, 29, 36, 37 
delicatus, Psallus, 37, 96 
delta, Paracalocoris scrupeus, 177 
_depallens, Plagiognathus salicicola, 29, 36 
_depictus, Phytocoris, 202, 204, 208 
_ Deraeocorinae, 17, 20, 64 
Deraeocoris, 4, 17, 65, 66 
albigulus, 68, 72, 73 
alnicola, 68, 70 
aphidiphagus, 4, 68, 70, 71 
betulae, 68, 69, 70 
borealis, 68, 69, 70, 71 
cuneatus, 67 
davisi, 68, 70, 72 
fasciolus, 68,:70 
castus, 70 
fasciolus, 69 
grandis, 68, 69, 71 
histrio, 4, 66, 68, 69 
laricicola, 5, 68, 72, 73 
nebulosus, 4, 21, 67, 68 
nigritulus, 68, 72, 73 
nitenatus, 4, 68, 70, 71, 72 
nubilus, 4, 7, 23, 67, 68, 69 
ornatus, 67, 68 
pinicola, 4, 6, 21, 68, 72, 73 
poecilus, 4, 67, 68 
quercicola, 68, 71, 72 
pallens, 70, 71 
quercicola, 70 
ruber, 21 
sayi, 68, 73 
costalis, 73 
frontalis, 73 
marginata, 73 
sayl, 73 
unicolor, 73 
simulans, 138 
Diaphnidia, 82, 91 
capitata, 91, 92 
pellucida, 19, 91, 92 
provancheri, 91, 92 
Dichrooscytus, 137, 165 
elegans, 165 
rufipennis, 165, 166 
suspectus, 165, 166 
tinctipennis, 165 
viridicans, 165 
Dicyphinae, 17, 20, 22, 52 
Dicyphus, 53 
agilis, 19, 53 
discrepans, 4, 21, 53, 54 
famelicus, 21, 53, 54 
gracilentus, 10, 53, 54 
minimus, 53, 54 
notatus, 53 
separatus, 55 
vestitus, 4, 23, 53, 54 
digitulus, Ceratocapsus, 109, 110, 115 
dilatatus, Pycnoderes, 21, 60, 61 
discifer, Platytylellus fraternus, 132, 135 
discoidalis, Hyaliodes vitripennis, 56 
discolor, Teratocoris, 12, 128 
discrepans, Dicyphus, 4, 21, 53, 54 
dislocatus, Capsus, 173 
dislocatus, Horcias, 172, 173 
affinis, 173 
coccineus, 173 
flavidus, 172, 173 
goniphorus, 173 
gradus, 173 
limbatellus, 173 
marginalis, 173 
nigriclavus, 173 
nigritus, 173 
pallipes, 173 
residuus, 173 
rubellus, 173 
220 
