Phyllotoma nemorata, 
(see Heterarthrus nemoratus) 
phylloxera— 
pecan, 92 
pecan leaf, 92 
Phylloxera— 
caryaecaulis, 92 
devastatrix, 92 
notabilis, 92 
nyssae, 92 
rileyi, 92 
Phylloxeridae, 33, 36, 37, 86 
Phymatodes— 
dimidiatus, 197 
testaceus, 197 
varius, 197 
Physocnemum— 
andreae, 197 
brevilneum, 197 
violareipenne, 197 
Physokermes piceae, 106 
Physostegania pustularia, 338 
Phytobia— 
amelanchieris, 426 
clara, 427 
posticata, 427 
pruinosa, 426 
pruni, 426 
setosa, 426 
Phytomyza ilicicola, 426 
Phytoptus pini, 8 
pigeon tremex, 466 
Pikonema— 
alaskensis, 459 
dimmockti, 460 
Pimpla turionellae, 362, 471 
pine colaspis, 142 
Pineus— 
coloradensis, 91 
floccus, 91 
pinifoliae, 91 
similis, 91 
strobi, 22, 89 
Pipunculidae, 423 
Pissodes— 
affinis, 213 
approximatus, 211 
dubius, 213 
fisket, 213 
nemorensis, 212 
rotundatus, 213 
strobi, 209 
pitch nodule maker, 366 
Pitedia uhleri, 62 
Pityoborus comatus, 258 
Pityogenes— 
hopkinsi, 258 
meridianus, 258 
plagiatus, 258 
Pityokteines sparsus, 263 
Pityophthorus— 
annectens, 255 
balsameus, 255 
biovalis, 255 
cariniceps, 255 
cascoensis, 231 
consimilis, 231 
crinalis, 255 
Pityophthorus—Continued 
dentifrons, 255 
liqudambarus, 255, 277 
natalis, 255 
nudus, 231 
opaculus, 255 
patchi, 255 
puberlus, 255 
pulchellus, 255 
pulicarius, 255 
pullus, 231 
rhois, 255 
scriptor, 255 
shepardi, 255 
tonsus, 231 
Plagiodera versicolora, 23, 143 
Plagiometriona clavata, 145 
Plagodis— 
phlogosaria kuentzingaria, 342 
serinaria, 342 
planthoppers, 68 
Platybregmus canadensis, 134 
Platycerus quercus, 145 
Platycotis vittata, 71 
Platygasteridae, 484 
Platygaster pini, 418 
Platypodidae, 34, 117, 272 
Platypus— 
compositus, 273 
flavicornis, 272 
quadridentatus, 273 
Platytetranychus— 
multidiquituli, 7 
thujae, 7 
Plecoptera, 44 
Plectrodera scalator, 179 
Plegaderus spp., 119 
Pleroneura brunneicornis, 433 
plum curculio, 227 
Podapion gallicola, 218 
Podisus maculiventris, 62 
Podosesia— 
syringiae fraxini, 400 
syringiae syringiae, 400 
Poecilonota— 
cyanipes, 169 
thrueura, 170 
Polistes, 495 
Polycaon stoutii, 136 
Polydrusus impressifrons, 23, 220 
Polygonia— 
comma, 292 
interrogationis, 292 
Polygraphus rufipennis. 264 
Polymoechus brevipes, 153 
Polynema striaticorne, 472 
Polyphylla— 
hammondi, 149 
occidentalis, 149 
variolosa, 149 
Pomphopoea— 
aenea, 120 
polita, 121 
say, 120 
Pompilidae, 493, 495 
Ponana, 69 
Popilius disjunctus, 119 
Popillia japonica, 23, 151 
635 
