Neotermes— 
castaneus, 54 
jouteli, 46, 53 
Nephopteryx— 
subcaesiella, 358 
subfuscella, 358 
virgatella, 358 
Nepticula sericopeza, 23, 413 
Nepticulidae, 34, 413 
Neptyia— 
canosaria, 344 
semiclusaria, 344 
Nerice bidentata, 314 
Neuroptera, 18, 42, 476 
Neuroterus— 
fioccosus, 481 
noxiosus, 481 
quercusbatatus, 480 
Neurotoma— 
crataegi, 435 
fasciata, 435 
inconspicua, 435 
Nicobium castaneum, 134 
Nicrophorus, 119 
nine-spotted ladybird, 123 
Nitidulidae, 115, 121 
Noctuidae, 308 
Norape ovina, 350 
no-see-ums, 416 
Notodonta simplaria, 318 
Notodontidae, 309 
Notolophus antiqua, 
(see Orgyria antiqua) 
Nuculaspis californica, 111 
Nygmia phaeorrhoea, 23, 325 
Nymphalidae, 292 
Nymphalis— 
antiopa, 293 
j-album, 292 
oak-bark scaler, 199 
oak-bark scarrer, 181 
Oberea— 
ferruginea, 190 
myops, 190 
ocellata, 190 
pallida, 190 
ruficollis, 190 
schaumi, 190 
tripunctata, 189 
ulmicola, 190 
Obolodiplosis robinae, 420 
Obrussa ochrefasciella, 413 
Odonata, 45 
Odontopus calceatus, 221 
Odontota dorsalis, 143 
Oecanthus— 
exclamationis, 60 
fultoni, 60 
latipennis, 60 
pini, 60 
Oecophoridae, 395 
Oodemeridae, 39, 116, 125 
Oeme rigida, 200 
Oestridae, 431 
Oiketicus abbotii, 411 
Olene plagiata, 
(see Dasychira plagiata) 
Olethreutidae, 31, 38, 36, 360 
Olfersia fumipennis, 428 
Oligonychus— 
aceris, 6 
bicolor, 6 
boudreauxi, 6 
cunliffer, 6 
ilicis, 6 
letchworthi, 6 
milleri, 6 
newcomeri, 6 
propetes, 6 
ununquis, 6 
Oligotrophus— 
betulae, 238, 420 
papyrifera, 419 
Omalophora salicis, 74 
Oncideres— 
cingulata cingulata, 191 
cingulata texanus, 192 
pustulatus, 192 
Oncometopia orbona, 70 
Ooctonus aphrophora, 472 
Ooencyrtus kuwanai, 323, 474, 475 
Operophtera— 
bruceata, 336 
brumata, 336 
Oracella acuta, 100 
Orchesia castanea, 125 
Orgilus obscurator, 362, 470 
Orgyria antiqua, 23, 318 
Orius insidiosus, 65 
Ornithoica, 428 
Ornithomyia, 428 
Orthopleura damicornis, 156 
Orthoptera,, 195723) 7316 43253350 34, 
54, 475, 476, 477, 478 
Orthosia hibisci, 309 
Orthosoma brunneum, 205 
Orthotomicus— 
caelatus, 263 
VICINUS, 263 
Orussidae, 432, 467 
Oscinella coxendix, 426 
Osmoderma— 
eremicola, 153 
scabra, 153 
Ostomatidae, 115, 120 
Othniidae, 116 
Pachybrachys— 
carbonarius, 145 
othonus, 145 
peccans, 145 
tridens, 145 
Pachylobius picivorus, 217 
Pachypsylla— 
celtidisastericus, 76 
celtidisgemma, 76 
celtidisinteneris, 77 
celtidismamma, 76 
celtidisvesicula, 76 
venusta, 77 
633 
