Hickory—Continued 
sucking insects—Continued 
Myzocallis caryaefoliae, 84 
obscure scale, 108 
periodical cicada, 74 
Phylloxera spp., 91 
plant bugs, 65 
scurfy scale, 108 
sycamore lacebug, 63 
Holly (llex spp.): 
borers, wood— 
pear blight beetle, 269 
Xyleborus saxeseni, 269 
gall insect— 
Asphondylia ilicicola, 418 
leaf feeders— 
Epicauta torsa, 121 
holly leaf miner, 426 
Tolype velleda, 333 
sucking insects— 
Chrysomphalus 
alt? 
Comstock mealybug, 100 
Fiorinia theae, 112 
holly scale, 101 
mulberry whitefly, 92 
Prosapia bicincta, 73 
Honeylocust: 
borers, bark and phloem— 
Agrilus difficilis, 163 
Hypothenemus dissimilis, 254 
quercus, 254 
dictyospermi, 
borers, seed— 
Amblycerus robiniae, 137 
borers, wood— 
Hylocurus langstoni, 253 
Hypothenemus dissimilis, 254 
quercus, 254 
ivory-marked beetle, 192 
painted hickory borer, 178 
pear blight beetle, 269 
twig girdler, 191, 502 
Xyleborus saxeseni, 269 
gall insects— 
Dasineura gleditchiae, 418 
leaf feeders— 
beetles: 
Anomoea laticlavia, 145 
Epicauta cinerea, 121 
mites: 
Platytetranychus 
tuli, 7 
Tetranychus ellipticus, 7 
moths and butterflies: 
imperial moth, 3038 
locust leaf roller, 358 
Machimia tentoriferella, 395 
mimosa webworm, 396 
oriental moth, 347, 349, 481, 
484 
Semiothisa ocellinata, 338 
Sparganothis sulfureana, 375 
yellow-necked caterpillar, 311 
sucking insects— 
cottony maple scale, 101 
European fruit lecanium, 105, 
475 
multidigi- 
Honeylocust—Continued 
sucking insects—Continued 
Macropsis spp., 69 
Micrutalis calva, 71 
periodical cicada, 74 
Hophornbeam: 
borers, bark and phloem— 
Pseudopityophthorus pruinosus, 
256 
Pseudothysanoes lecontei, 253 
borers, wood— 
Hypothenemus dissimilis, 254 
quercus, 254 
pitted ambrosia beetle, 266 
leaf feeders— 
beetles: 
basswood leaf miner, 141 
Epicauta cinerea, 121 
Thysanoes fimbricornis, 253 
mite: 
Oligonychus letchworthi, 6 
moths and butterflies: 
Depressaria betulella, 395 
gypsy moth, 12, 18, 19, 24, 25, 
28762 165 r line 123s 320, 
430, 4381, 469, 472, 474, 475, 
476, 483 
maple leaf cutter, 143 
walnut sphinx, 297 
winter moth, 336 
yellow-necked caterpillar, 311 
sawfly, Nematus ostryae, 461 
sucking insects— 
Corythucha pallipes, 63 
Phenacoccus acericola, 22, 99 
Hornbeam, see Hophornbeam 
Hornbeam, American (blue beech) : 
borers, bark and phloem— 
Pseudopityophthorus pruinosus, 
256 
pubescens, 256 
two-lined chestnut borer, 160 
borers, wood— 
banded hickory borer, 178 
birch and beech girdler, 201 
Dicerica lurida, 168 
pitted ambrosia beetle, 266 
Xiphydria tibialis, 467 
Xylotrechus quadrmaculatus, 
201 
Huisache: 
Oncideres pustulatus, 192 
Incense-cedar, see Pine, incense- 
cedar 
Ironwood, (see also Hophornbeam; 
Hornbeam, American) : 
borers, wood— 
Cinyra gracilipes, 170 
two-lined chestnut borer, 160 
leaf feeders— 
Acleris chalybeana, 385 
Aenea ostryaealla, 390 
luna moth, 298 
Pandemis lamprosana, 375 
Tymnes tricolor, 145 
581 
