Weevils— 
acorn and nut, 288-289 
black elm bark, 288 
black vine, 291 
broad-nosed bark, 292-— 
293 
characteristics, 281—282 
chestnut, 288, 289 
control, 43-44, 284, 286, 
287, 289, 291 
curculios, 281—293 
deodar, 284-285 
fungus, 281 
large chestnut, 289 
leaf-rolling, 292 
New York, 291 
nut, 6 
pales, 6, 7, 285-286 
pea, 279 
pecan, 289 
pine gall, 290 
pine root-collar, 286 
red elm bark, 288 
root, 28 
strawberry root, 291 
tip, 7 
white-pine, 6, 19, 20, 281, 
282-284, 612 
willow flea, 292 
Winthemia datanae, 531 
Wireworms, 31 
Wohlfahrtia vigil, 538 
Worms— 
butternut woolly, 582 
carpenter, 24, 26, 27, 497, 
498, 499 
chestnut timber, 220—222 
filbert, 474 
green-striped maple, 
383, 404 
little carpenter, 497-499 
measuring, 421437 
oak timber, 27, 280 
INDEX 
Worms—Continued 
orange striped oak, 381- 
382 
pecan carpenter, 
502 
sapwood timber, 221— 
Pape 
spiny oak, 381 
timber, 27, 38, 280 
Xanthogramma, 540 
Xantholinus, 159 
Xanthonia 10-notata, 27 
Xestobium— 
control, 40 
rufovillosum, 226 
Xiphydria— 
abdominalis, 586 
albicornis, 586 
attenuata, 586 
erythrogastra, 586 
hicoriae, 586 
maculata, 586 
mellipes, 586 
provancheri, 586 
tibialis, 586 
Xiphydriidae, 586 
Xyela minor, 583 
Xyelidae, 583 
Xyleborus— 
affinis, 340 
associates of, 218 
celsus, 218, 299, 340, 341 
characteristics, 296, 300, 
337 
confusus, 341 
fitchi, 340 
fuscatus, 340-341 
pecanis, 299, 340 
saxreseni, 299, 340 
rylographus, 340 
501— 
Xylechinus americanus, 
oval 
Xyletinus peltatus, 226, 
293 
O 
679 
| Xylobiops— 
basillare, 200, 226, 227 
characteristics, 223 
Xylobius, 22: 
X ylocopa— 
brasilianorum, 635 
orpifex, 635 
virginica, 635 
Xylocopidae, 635-637 
Xylophaginae, 533, 536 
Xylopinus— 
aenescens, 218 
saperdioides, 218 
Xyloryctes satyrus, 183 
Xylosandrus 
germanus, 341 
cimmermanni, 341 
Xylota pigra, 540 
Xyloterinus— 
characteristics, 299 
politus, 339 
Xylotinae, 540 
Xylotrechus— 
aceris, 230, 269-27 
colonus, 271 
obliteratus, 270-271 
quadrimaculatus, 230, 
269-270 
sagittatus, 271 
Yponomeutidae, 348, 486— 
488 
Zabrachia polita, 539 
Zanolidae, 420-421 
| Zaraea inflata, 564 
Zeiraphera ratzeburgiana, 
471 
Zelus exsanguis, 117 
Zenoa piced, 186, 207 
Zengophora scutellaris, 
273 
Zeuzera pyrina, 499-501, 
502 
Zopheridae, 214 
Zygaenidae, 349 
