Apple—Continued 
borers, wood—Continued 
horntail, pigeon tremex, 466 
moths and butterflies: 
American plum borer, 359 
leopard moth, 386 
Synanthedon pyri, 399 
fruit feeders— 
apple fruit moth, 403 
apple maggot, 424 
cigar casebearer, 406 
plum ecurculio, 227 
leaf feeders— 
beetles: 
apple flea weevil, 223 
basswood leaf miner, 141 
European snout beetle, 219 
flat-headed apple tree borer, 
165, 478 
locust leaf miner, 1438, 472, 
478 
Polydrusus impressifrons, 238, 
220 
round-headed apple tree 
borer, 187 
willow flea weevil, 222 
mites, Eriophyes pyri, 7 
moths and butterflies: 
Acronicta distans, 308 
interrupta, 308 
Amorbia humerosana, 374 
apple-and-thorn skeletonizer, 
396 
brown-tail moth, 24, 325, 430, 
431, 469, 472, 476 
Bucculatrix pomifoliella, 409 
cecropia moth, 298, 477 
Coptodisca splendoriferella, 
404 
crinkled flannel moth, 350 
Datana major, 313 
eastern tent caterpillar, 328, 
476, 477, 483 
eye-spotted bud moth, 367 
fall cankerworm, 21, 334, 339, 
472, 483 
filament bearer, 342 
gypsy moth, 12, 18, 19, 24, 25, 
2871025" Gos Cin lao, eo20, 
430, 481, 469, 472, 474, 475, 
476, 483 
Haploa clymene, 307 
Hemerocampa definita, 319 
io moth, 299 
Limenitis arthemis, 294 
astyanax, 294 
linden looper, 341 
Lithocolletis crataegella, 407 
Oriental moth, 347, 349, 431, 
484 
palmerworm, 393 
Paonias excaecatus, 297 
pepper and salt moth, 346 
red-banded leaf roller, 384 
red-humped caterpillar, 316 
saddled prominent, 316, 472 
Schizura tpomaeae, 317 
leptinoides, 317 
562 
Apple—Continued 
leaf feeders—Continued 
moths and butterflies—Con. 
smeared dagger moth, 308 
Sparganothis sulfureana, 375 
Sphinx drupiferarum, 297 
spring cankerworm, 339 
Synchlora aerata, 336 
Tolype velleda, 333 
unicorn caterpillar, 317 
unspotted leaf miner, 408 
variable oak leaf caterpillar, 
SIS 
western tent caterpillar, 330 
white-marked tussock moth, 
318, 476, 478, 483 
winter moth, 336 
yellow-necked caterpillar, 311 
sucking insects— 
Comstock mealybug, 100 
periodical cicada, 74 
woolly apple aphid, 84 
Arborvitae: 
borers, bark and phloem— 
Phloesinus canadensis, 249 
dentatus, 248 
borers, wood— 
Gnathotrichus materiarius, 268 
spruce timber beetle, 268 
leaf feeders— 
arborvitae leaf miner, 403, 478 
Argyresthia auveoargentella, 
403 
freyella, 402 
bagworm, 21, 411, 472, 475, 477, 
478 
black vine weevil, 220 
Coleotechnites thujaella, 391 
hemlock looper, 344, 478, 483 
Monoctenus melliceps, 439 
Platytetranychus thujae, 7 
root feeders— 
arborvitae weevil, 218 
black vine weevil, 220 
strawberry root weevil, 221 
sucking insects— 
Cinara tujafilina, 83 
European fruit lecanium, 105, 
475 
Fletcher scale, 106 
juniper scale, 111 
Ash (Fraxinus spp.) : 
bark, under— 
ash and privet borer, 199 
oak-bark scaler, 199 
borers, bark and phloem— 
ash and privet borer, 199 
Cucujus clavipes, 124 
eastern ash bark beetle, 249 
borers, wood— 
beetles: 
ash borer, 400 
banded ash borer, 184 
Chrysobothris sexsignata, 167 
ivory-marked beetle, 192 
Lyctus spp., 21, 127 
painted hickory borer, 178 
