tubemaker— maple, 180 
alder, 181 mimosa, 138, 139 
birch, 181 oak, 162, 163 
Tuberolachnus salignus, 79 pine, 179 
Tylocerina nodosa, 304, 305 pine false, 378, 379 
Tylonotus bimaculatus, 308 weevils—251, 275, 317, 319 
Tymnes tricolor, 266 alfalfa, 320 
Typhlocyba, 70 apple flea, 334 
twig pruner, 302 arborvitae, 320 
Asiatic oak, 322 
] ; balsam bark, 331 
D) 35 
Ree ARAE O56 Bete black elm bark, 331, 421 
DRG Rae ; black vine, 321 
; cossonid, 243 
eS jon cotton boll, 320 
5 Couper’s collar, 326 
eee deodar, 24, 330 
fungus, 317 
My grain, 320 
Valentinia glandulella, 133 hazelnut, 333 
Vanduzeea arquata, 7\ large chestnut, 333 
Vasates— leaf-rolling, 319 
aceris-crummena, 31 New York, 331 
quadripedes, 31, 32 northern pine, 329 
Velataspis dentata, 123 pales, 17, 323, 324 
Vespa crabro germana, 436 pecan, 333 
Vespidae, 42, 435, 436 pine-flower, 318 
Vespoidea, 435 pine gall, 331, 332 
Vespula— pine root collar, 324, 325 
arenaria, 436, 437 pine root tip, 326 
germanica, 437 pitcheating, 326, 327 
maculata, 436 red elm bark, 331, 332, 421 
maculifrons, 436, 437 small chestnut, 333 
_Squamosa, 437 small spruce, 331 
VICETOY, i southern pine root, 326 
Villa sinuosa sinuosa, 386, 388, 394 strawberry root, 321 
W twobanded Japanese, 322 
walkingsticks—49, 50, 427 Warren’s collar, 326 
giant, 51 white pine, 275, 320, 328, 329, 419, 
twostriped, 51 421, 447, 448, 449 
wasps—54, 377, 421, 426, 428, 436 willow flea, 334 
aulacid, 426 white admiral, 175 
bethylid, 427 whiteflies—87, 418, 426 
chalcidoid, 91, 92, 93, 94, 95, 97, 98, azalea, 87 
99, 100, 103, 104, 106, 107, 108, citrus, 87 
109. TO tls 112,113, 116; 120, mulberry, 87 
127 rhododendron, 87 
cuckoo, 427 Winthemia— 
cynipid gall, 422 cecropia, 207 
dryinid, 428 datanae, 217 
ensign, 425 wireworms, 273 
gold, 427 woollyworm, butternut, 409 
megaspilid, 426 x 
parasitic, 101, 115, 117, 118, 119, 120, Xanthonia decemnotata, 266 
12122 Xanthoteras quercusforticorne, 425 
pelecinid, 426 Xenopsylla cheopis, 48 
platygastrid, 93, 426 Xenotemna pallorana, 172 
potter, 436 Xestobium rufovillosum, 12, 254 
sand, 438 Xiphydria—4l11, 426 
scelionid, 426 abdominalis, 411 
spider, 438 hicoriae, 411 
tiphiid, 428 maculata, 411 
yellowjacket, 436, 437 mellipes, 411 
webworms— 14 tibialis, 411 
ailanthus, 140 Xiphydriidae, 411 
fall, 14, 66, 225, 226, 380, 416, 420, xiphydriids, 411 
_ 426 X vela— 
juniper, 138, 139 alpigena, 378 
607 
