Elm—Continued 
borers, wood—Continued 
horntails—Continued 
Xiphydra abdominalis, 467 
hicoriae, 467 
tibialis, 467 
Douglas-fir—Continued 
borers, wood— 
old house borer, 206 
Semanotus litigiosus, 198 
Stephanopachys substriatus, 136 
leaf feeders— 
European chafer, 150 moths and butterflies: 
spruce budworm, 25, 378, 472, carpenterworm, 388 
477 leopard moth, 386 
sucking insect— leaf feeders— 
: beetles: 
Cooley spruce gall aphid, 87, 91 Mien Gir 
Anomoea laticlavia, 145 
‘ Brachys aeriguinosa, 169 
Elder: elm calligrapha, 140 
elm leaf beetle, 138, 431, 474 
elder borer, 193 European snout beetle, 219 
Phlyctaenia coronata, 351 
Elm (Ulmus spp.) : ea apple tree borer, 
bark feeders— 
Desmocerus spp., 193 
elm bark borer, 197 
elm sawfly, 438, 472 
borers, bark and phloem— 
black elm bark weevil, 224, 478 
elm borer, 188 
flat-headed apple tree borer, 165, 
478 
native elm bark beetle, 250, 499 
Neoclytus scutellaris, 184 
peach bark beetle, 240 
red elm bark weevil, 224, 478 
Scolytus mali, 237 
shot-hole borer, 238 
smaller European elm bark bee- 
Clee O One 4e 20 era 235, 
475, 499 
borers, wood— 
beetles: 
Anoplodera minnesotana, 197 
banded-ash borer, 184 
Buprestis rufipes, 165 
Columbian timber beetle, 265 
dogwood twig borer, 189 
elm borer, 188 
flat-headed apple tree borer, 
165, 478 
Goes spp., 182 
Hylocurus langstoni, 253 
ivory-marked beetle, 192 
Lichenophanes bicornis, 136 
living-beech borer, 183 
Magdalis barbicornis, 225 
pandura, 225 
Neoclytus scutellaris, 184 
Oberea tripunctata, 189 
ulmicola, 190 
Platybregmus canadensis, 134 
Platypus compositus, 273 
powder-post beetle, 17, 21, 
126, 128, 155 
Saperda lateralis, 188 
Scobicia bidentata, 136 
Thysanoes berschemiae, 253 
twig girdler, 191, 502 
twig pruner, 192 
Xylosandrus germanus, 271 
horntails: 
pigeon tremex, 466 
Japanese beetle, 19, 151, 485, 
486 
larger elm leaf beetle, 141 
locust leaf miner, 143, 472, 
A478 
Pachybrachys othonus, 145 
Phyllophaga drakei, 146 
forsteri, 148 
implicta, 148 
prunina, 147 
tristis, 148 
willow flea weevil, 222 
Xanthonia decimnotata, 145 
mites: 
Eotetranychus matthyssei, 7 
Tetranychus canadensis, 7 
schoenei, 7 
moths and butterflies: 
Acronicta funeralis, 308 
interrupta, 308 
morula, 308 
American dagger moth, 308 
Argyrotaenia mariana, 385 
bagworm, 21, 411, 472, 475, 
477, 478 
brown-tail moth, 24, 325, 430, 
431, 469, 472, 476 
Canarsia ulmiarrosorella, 359 
cecropia moth, 298, 477 
Charadra deridens, 309 
Choristoneura fractivittana, 
384 
Coleophora ulmifoliella, 404 
dark tussock moth, 320 
Deuteronomos magnarius, 346 
elm casebearer, 404 
elm spanworm, 343, 484 
elm sphinx, 295 
fall cankerworm, 21, 334, 339, 
472, 483 
fruit-tree leaf roller, 377 
gypsy moth, 12, 18, 19, 24, 25, 
Pow, (Ova (oy Ie Be ey Thy 
430, 431, 469, 472, 474, 475, 
476, 483 
Hemerocampa definita, 319 
hemlock looper, 344, 478, 483 
Heterocampa bilinecta, 316 
hickory tussock moth, 304 
573 
