Poecilonota— 
cyanipes, 285 
thureura, 285 
Polistes, 437 
Polycaon stouti, 259 
Polydrusus impressifrons, 12, 321 
Polygonia— 
comma, 173 
interrogationis, 173, 174 
Polygraphus rufipennis, 352 
Polynema striaticorne, 416 
Polyphylla— 
hammondi, 269 
occidentalis, 269 
variolosa, 269 
Polystepha pilulae, 445 
Pompilidae, 435, 438 
Ponana, 70 
Pontania, 409 
Popillia japonica, 12, 271 
poplar tentmaker, 215, 216 
poplar-gall saperda, 298 
Priobium sericeum, 254 
Priocera castenae, 275 
prionid, brown, 315 
Prionoxystus— 
macmurtrei, 148 
robiniae, 146, 147 
Prionus—309 
imbricornis, 309, 310 
laticollis, 309 
pocularis, 309 
Pristaulacus— 
bilobatus, 426 
rufitaris, 426 
Pristiphora— 
chlorea, 404 
erichsonii, 13, 402, 403 
geniculata, 13, 404, 405 
siskiyouensis, 404 
sycophanta, 404 
Probole— 
alienaria, 195 
amicaria, 195 
Prochoerodes transversata, 199 
Prociphilus— 
bumelia, 78 
corrugatans, 80 
fraxinifolii, 80 
longianus, 80 
tessellatus, 80 
Proctotrupoidea, 426 
Prodiplosis morrisi, 445 
Profenusa— 
alumna, 401 
canadensis, 401 
lucifex, 401 
thomsoni, 13, 401 
Prolimacodes— 
badia, 178 
scapha, 178 
prominent— 
elm, 222 
saddled, 220, 221, 416, 426 
Prorhinotermes—61 
simplex, 63 
Prosapia bicincta, 74 
Proteoteras— 
aesculana, 156 
moffatiana, 156 
willingana, 156, 157 
Protoboarmia porcelaria indicataria, 200 
Protocalliphora, 451 
Protozoa, 26 
Pselactus spadix, 337 
Pselaphorhynchites 
aeratus, 319 
cyanellus, 319 
Psen, 438 
Pseudaonidia— 
duplex, 118 
paeoniae, 117 
Pseudaphycus malinus, 93 
Pseudaulacaspis— 
cockerelli, 119 
pentagona, 118 
prunicola, 118 
Pseudexentera oregonana, 160 
Pseudisobrachium prolongatum, 427 
Pseudococcidae, 91 
Pseudococcus— 
comstocki, 11, 93 
maritimus, 93 
obscurus, 93 
Pseudolucanus capreolus, 267 
Pseudophilippia quaintancii, 98 
Pseudopityophthorus—22, 362 
asperulus, 363 
minutissimus, 362 
pruinosus, 363 
pubescens, 363 
Pseudosciaphila duplex, 160 
Pseudoscorpiones, 28 
pseudoscorpions, 28, 29, 414 
Pseudotachinomyia slossonae, 194 
Pseudothysanoes— 
dislocatus, 357 
lecontei, 356 
rigidus, 356 
Psilocorsis 
cryptolechiella, 132 
quercicella, 132 
reflexella, 132 
psocids, 46 
Psocoptera, 46 
Psyche casta, 126 
Psychidae, 126 
Psylla—76 
annulata, 77 
buxi, 76 
carpinicola, 77 
floccosa, 77 
galeaformis, 77 
trimaculata, 77 
Psyllidae, 39, 76 
psyllids—76, 442, 447 
blistergall, 76 
boxwood, 76 
budgall, 76 
petiolegall, 76 
Pterocallis alnifoliae, 79 
Pterocomma— 
populifoliae, 79 
salicis, 79 
smithiae, 79 
601 
