Hardwoods—Continued 
root feeders—Continued 
Polydrusus impressifrons, 28, 
220 
Serica intermixta, 149 
serica, 149 
tristis, 149 
vespertina, 149 
sap feeders— 
ants, 486 
Eastern hercules beetle, 152 
hornets, 493 
sap beetles, 121 
springtails, 41 
wasps, gall, 479 
yellow jackets, 43 
sucking insects— 
Anormenis septentrionalis, 68 
Claatoptera obtusa, 74 
Emposca spp., 69 
Erythroneura spp., 69 
European fruit lecanium, 105, 
475 
Metcalfa pruinosa, 68 
oystershell scale, 109, 110, 475 
periodical cicada, 74 
plant bugs, 65 
Psylla spp., 77 
Putnam scale, 108 
San Jose scale, 106, 475 
scurfy scale, 108 
terrapin scale, 105 
Typhlocyba spp., 69 
walnut scale, 107 
Hawthorn (Crataegus spp.): 
borers, bark and phloem— 
round-headed apple tree borer, 
187 
shot-hole borer, 238 
Synanthedon pyri, 399 
borers, fruit— 
apple fruit moth, 403 
apple maggot, 424 
Coleophora serratella, 406 
Hoplocampa oskina, 464 
quince curculio, 227 
borers, wood— 
nound headed apple tree borer, 
187 
Saperda cretata, 188 
Synanthedon pyri, 399 
thorn-limb borer, 188 
Aiphydria tibialis, 467 
flower feeder— 
Coleophora serratella, 406 
leaf feeders— 
beetles: 
apple flea weevil, 223 
Graphognathus spp., 224 
larger elm leaf beetle, 141 
locust leaf miner, 143, 472, 
478 
round-headed apple tree 
borer, 187 
moths and butterflies: 
Acrobasis indiginella, 354 
ep pleandsine skeletonizer, 
578 
Hawthorn—Continued 
leaf feeders—Continued 
moths and butterflies—Con. 
Argyrotaenia quadrifasciana, 
385 
brown-tail moth, 24, 325, 430, 
431, 469, 472, 476 
Bucculatrix pomifoliella, 409 
cecropia moth, 298, 477 
Coleophora serratella, 406 
Cryptothelea gloveru, 413 
eastern tent caterpillar, 328, 
476, 477, 483 
eye-spotted bud moth, 367 
gypsy moth, 12, 18, 19, 24, 25, 
285625 65, elie 2 3en 320, 
430, 431, 469, 472, 474, 475, 
476, 483 
Hedia chionosema, 374 
Lithocolletis crataegella, 407 
maple trumpet skeletonizer, 
371 
polyphemus moth, 299 
unspotted leaf miner, 408 
sawflies: 
Neurotoma crataegi, 485 
inconspicua, 435 
pear slug, 457 
Pergidae spp., 436 
Profenusa canadensis, 457 
sucking insects— 
Corythucha bellula, 64 
cydoniae, 64 
Eriosoma crataegi, 84 
Frankliniella tritici, 42 
Phenacoccus acericola, 22, 99 
terrapin scale, 105 
woolly apple aphid, 84 
Hazel (Corylus spp.): 
borers, nut— 
Curculio neocorylus, 226 
filbertworm, 373 
leaf feeders— 
apple flea weevil, 223 
Asiatie oak weevil. 221 
Attelabus rhois, 223 
Dichelonyx submttata, 149 
larger elm leaf beetle, 141 
Lithocolletis corylisella, 408 
palmerworm, 393 
pink-strined oakworm, 301 
spiny oakworm, 300 
sucking insects— 
Corythucha pergandei, 64 
Hemlock (T7suga spp.): 
bark feeders— 
pales weevil, 213 
tanbark borer, 197 
borers, bark and phloem— 
Dryocoetes autographus, 2638 
eastern larch borer, 199 
hemlock borer, 168, 483 
Ips latidens, 262 
Melanophila drummondi, 169 
Microbreqma emarginatum 
emarginatum, 133 
pales weevil, 213 
