Tortricinae, 160 sucking insects— 
bark, wood, twigs— apple mealybug, 91 
brown prionid, 315 Corythucha bellula, 65 
Camponotus pylartes fraxinicola, 433 cottony maple scale, 97 
sayi, 432 Eriosoma crataegi, 79 
Cossonus concinnus, 337 hawthorn lace bug, 65 
impressus, 337 Parrott scale, 105 
platalea, 337 scurfy scale, 109 
Crematogaster ashmeadi, 434 sour-gum scale, 110 
laeviuscula, 434 striped mealybug, 91 
divergent beech beetle, 284 twocirculi mealybug, 92 
Goes spp., 292 woolly apple aphid, 79 
hardwood stump borer, 315 Hazel: 
horntails, 409 foliage— 
Phloeotribus spp., 350 apple flea weevil, 334 
Platypus parallelus, 377 Asiatic oak weevil, 322 
pole borer, 307 Cameraria corylisella, 130 
red shothole borer, 375 Croesus curvarius, 407 
rustic borer, 312 Dichelonyx subvittata, 270 
spined bark borer, 303 Himatolabus pubescens, 319 
Stenoscelis brevis, 337 larger elm leaf beetle, 262 
Xvleborus spp., 372 palmerworm, 137 
Xvlosandrus crassiusculus, 375 pinkstriped oakworm, 209 
germanus, 374 Sciaphillus asperatus, 320 
buds, shoots, roots— spiny oakworm, 208 
Phyllophaga rugosa, 268 buds, shoots, roots— 
flowers, seeds, fruits— Sciaphillus asperatus, 320 
Orthosia hibisci, 237 flowers, seeds, fruits — 
Hawthorn: filbertworm, 159 
foliage— hazelnut weevil, 333 
Acordulecera spp., 381 sucking insects— 
apple bucculatrix, 128 Corythucha pergandei, 65 
apple flea weevil, 334 Hemlock: 
apple-and-thorn skeletonizer, 145 foliage— 
Arge clavicornis, 382 Anacamptodes ephyraria, 191 
Argyrotaenia quadrifasciana, 171 Asiatic garden beetle, 270 
cecropia moth, 206 black vine weevil, 321 
Cryptothelea gloverti, 127 eastern blackheaded budworm, 171 
eyespotted bud moth, 154 false hemlock looper, 198 
hawthorn leafmining sawfly, 401 filament bearer, 195 
Hedya chionosema, 160 fringed looper, 200 
Hoplocampa oskina, 409 hairy leaf beetle, 266 
larger elm leaf beetle, 262 hemlock looper, 198 
leaf crumpler, 181 joker, 237 
locust leafminer, 264 Lambdina fervidaria athasaria, 199 
maple trumpet skeletonizer, 157 Nalepella tsugifoliae, 32 
Neurotoma crataegi, 381 purplish-brown looper, 199 
pear sawfly, 401 spruce-fir looper, 191 
Phyllonorycter crataegella, 130 strawberry root weevil, 321 
plum webspinning sawfly, 380 twobanded Japanese weevil, 322 
polyphemus moth, 207 bark, wood, twigs 
unspotted leafminer, 131 Buprestis maculipennis, 281 
whitefringed beetle, 322 striata, 281 
bark, wood, twigs— Chrysobothris pusilla, 282, 283 
apple bark borer, 142 scabripennis, 283 
roundheaded appletree borer, 297 sexsignata, 283 
Saperda cretata, 298 Dryocoetes autographus, 361 
shothole borer, 356 flatheaded fir borer, 284 
thorn-limb borer, 298 hemlock borer, 284 
Xiphydria tibialis, 411 Ips latidens, 361 
flowers, seeds. fruits— old house borer, 316 
apple fruit moth, 140 pales weevil, 323 
apple maggot, 448 Stephanopachys substriatus, 257 
birch casebearer, 134 Stictoleptura canadensis, 304 
cigar casebearer, 134 tanbark borer, 306 
flower thrips, 47 Tropideres dorsalis, 318 
quince curculio, 336 Trypodendron scabricollis, 371 
Xyleborinus saxeseni, 374 
549 
