676 
Rhyacionia—Continued 
frustrana bushnelli, 
467-468 
rigidana, 468-469 
Rhynchaenus— 
characteristics, 281, 292 
rupfipes, 292 
Rhynchites bicolor, 292 
Rhynchophora, 279-293, 
614, 618 
Rhynchophorus 
tus, 291 
Rhyncolus brunneus, 293 
Rhyphidae, 525 
Rhysodidae, 158, 159 
Rogas unicolor, 609 
Romaleum— 
characteristics, 228 
control, 24, 38 
cortiphagus, 263 
rufulum, 249, 263 
Rutelinae, 179-182 
Salebria— 
semiobscurella, 454 
subcaesiella, 453 
virgatella, 453 
Samia cecropia, 377-379 
cruenta- 
Sannina uroceriformis, 
464 
Saperda— 
calcarata, 26-27, 264, 
265 
candida, 264 
characteristies, 228, 229, 
263-264 
concolor, 264-266 
control, 24 
discoidea, 267 
foyi, 266 
moesta, 266 
obliqua, 230, 267 
tridentata, 26, 241, 260, 
264, 267-268, 536 
vestita, 268 
Sarcophaga— 
aldrichi, 538 
kellyi, 588 
polistensis, 538 
Sarcophagidae, 530, 5387— 
538 
Sarcoptes scabiei, 63 
Sarcoptidae, 63 
Saturniidae, 345, 348, 377— 
380 
Saw flies— 
keys to larvae of some 
important species, 
544-548 
balsam-fir, 551 
birch leaf-mining, 
566-568, 616 
black-headed ash, 581 
brown-headed ash, 581, 
582 
characteristics, 541-544 
control, 544 
curled rose, 580-581 
dusky birch, 580 
57, 
INDEX 
Sawflies—Continued 
elm, 562-564 
European spruce, 4, 57, 
59, 559-562 
green-headed spruce, 
5D 
hemlock, 602, 603 
honeysuckle, 564 
injury by, 7, 544 
introduced pine, 
558, 611 
larch, 57, 573-574, 603-— 
604 
mountainash, 572-573 
natural enemies, 16, 544 
pine, 57, 59, 544-546, 
551-559, 583-585 
plum web-spinning, 585 
poplar leaf-folding, 578 
red-headed pine, 552-553 
red pine, 59, 553-554 
rose, 565-566 
stem, 589-591 
striped alder, 572 
white pine, 553 
willow, 575-576 
DDT, 
willow shoot, 590-591 
yellow-headed = spruce, 
575 
Sawyers— 
balsam-fir, 252 
northeastern, 252 
southern pine, 252, 316 
white spotted, 252 
Scale— 
beech, 12, 57, 140-142 
cottony-cushion, 139-140 
cottony maple, 144, 145 
elm scurfy, 149 
English ivy, 1438 
euonymus, 149 
European elm, 142 
gloomy, 149 
hemlock, 148 
holly, 142-143 
juniper, 151 
magnolia, 144, 146 
maple leaf, 143-144 
obscure, 149 
oleander, 143 
oystershell, 151, 618 
pine-needle, 149, 151 
pine tortoise, 210 
pine twig, 139-140 
pit-making oak, 142 
Putnam, 148 
San Jose, 147-148, 149 
scurfy, 149 
spruce bud, 147 
terrapin, 146-147 
tuliptree, 144, 147 
willow scurfy, 151 
woolly pine, 144 
yellow oak, 142 
Scalidia linearis, 208 
Scaphinotus, 156 
Scapteriscus— 
abbreviatus, 103 
acletus, 104 
vicinus, 103 
Scaptomyza— 
adusta, 539 
graminum, 539 
Scarabaeidae, 161, 170— 
185, 628 
Scardia, 349 
Scarites subterraneus, 157 
Scelionidae, 621 
Scenopinidae. See Omph- 
ralidae. 
Schedius. See Ooencyr- 
tus. 
Schizonotus sieboldi, 274, 
616 
Schizura— 
badia, 405 
concinna, 402, 404405 
ipomoeae, 405 
leptinoides, 405 
unicornis, 405 
Sciaridae, 507 
Sciarinae, 540 
Scobicia— 
bidentata, 227 
declivis, 223 
Scolecocampa liburna, 395 
Scoliidae, 628 
Scolioneura sp., 570 
Scolytidae, 153, 293-343 
Scolytus— 
characteristics, 295, 298, 
301, 308 
fagi, 313 
multistriatus, 11, 308, 
310-312, 313, 323-324 
muticus, 310 
piceaé, 298, 313 
predators of, 201, 203 
quadrispinosus, ZESS 
308-310 
rugiulosus, 201, 310 
sulcatus, 312-313 
ventralis, 11 
Scorpionida, 62 
Scorpions, 62 
Scotobates calearatus, 2138, 
218 
Scudderia— 
curvicauda, 101 
fureata, 101 
pistillata, 101 
terwensis, 101 
Scutigera forceps, 61-62 
Scymnus, 210 
Seirarctia echo, 388-389 
Semanotus lignea, 250 
Seimothisa— 
granitata, 429 
ocellinata, 429 
Serica— 
characteristics, 161—162, 
Lae Aa 
intermiata, 174 
