Serica—Continued 
sericea, 174 
vespertina, 174 
Serphoidea, 592, 620-621 
Serropalpus barbatus, 214 
Shade trees, 9, 20, 21 
Shipworms, 67-69 
Shrimps, 60 
Shuckworm, hickory, 473— 
474 
Siagoniwm, 159 
Sialidae, 81-83 
Sibine stimulea, 440-441 
Sideridis, 394 
Silkworm, 343 
Silkworms, giant, 358-349 
Silpha, 160, 204 
Silphidae, 160 
Simuliidae, 526, 528-529 
Sinodendron rugosum, 170 
Sinozylon, 203 
Siphona irritans, 537 
Siphonaptera, 78, T9-SO 
Siphonella inquilina, 525 
Sirexr— 
edwardsii, 589 
juvencus, 589 
juvencus race cyaneus, 
589, 600 
Siricidae, 587-589, 600 
Siricinae, 589 
Siricoidea, 586-689 
Skeletonizers— 
apple and thorn, 485—486 
birch, 495 
characteristics, 347-348, 
494 
maple trumpet, 473 
oak, 496-497 
Slugs— 
bristly rose, 571 
pear, 565 
Smerinthus— 
geminatus. 
maicensis. 
jamaicensis, 375 
Smicronyaz, 281 
Smodicum— 
characteristics, 230 
cucujiforme, 268 
Snails, 531 
Sobarcephala, 
541 
Solenopsis geminata, 10 
Somula decora, 540 
Spanworm— 
Bruce’s, 426 
currant, 429 
elm, 434 
Sparganothis— 
pettitana, 477 
reticulatana, 477 
sulfureana, 477 
Spathius canadensis, 608- 
609, 610 
Sphaeroma, 68—69 
Sphecidae, 631, 682-654 
See S. ja- 
flaviseta, 
INDEX 
Sphecius speciosus, 632- 
633 
Sphecodina abbottii, 373, 
376-377 
Sphecoidea, 592, 631 
Sphingidae, 349, 372-377 
Sphinz— 
chersis, 373, 374 
drupiferarum, 374-375 
gordius, 345, 374 
kalmiae, 373, 374 
luscitiosa, 374 
Spider mites, 37-38 
Spiders— 
beneficial, 63 
black widow, 63 
predators of, 631, 632 
red, 63, 65 
tarantulas, 63 
Spilonota ocellana, 471 
Spirobolus marginatus, 61 
Spittle bugs, 37 
Spraying, 23, 25, 51-57 
Springtails, 80 
Stagmomantis— 
carolina, 95-96 
floridensis, 96 
limbata, 96 
Staphylinidae, 159 
Stenocorus lineatus, 239, | 
249, 262 
Stenodontes 
252 
Stenoscelis brevis, 293 
Stephanitis rhododendri, 
sali 
Stephanoderes— 
characteristics, 327 
hampet, 327 
Stephanopachys— 
cribratus, 227 
densus, 227 
punctatus, 226, 227 
rugosus, 227 
substriatus, 227 
Sternochetus. 
torhynchus, 
Sthenopis— 
argenteomaculatus, 505 
thule, 505 
Stictocephala— 
festina, 121 
inermis, 121 
Stilbula tennicornis, 613 
Stilpnotia salicis, 414-416, 
607 
Stiretrus anchorago, 
Stomoxys calcitrans, 
Stratiomyiidae, 533, 
Strigoderma— 
characteristics, 179, 180 
arboricola, 180 
Strongylium— 
tenuiolle, 218, 219 
terminatum, 218 
Sturmia 
nidicola, 414, 532 
dasystomus, 
114 
537 
509 
See Cryp- | 
677 
Sturmia—Continued 
scutellata, 411, 416, 532, 
533, 611 
Stylocryptus subclavatus, 
602 
Surveys, bark-beetle, 48- 
49 
Sylvicolidae, 525 
Sylvora. See Conopia. 
Symmerista— 
albicosta, 401—403, 404 
albifrons, 403, 404 
Symphoromyia, 536 
Symphyta. See Chalasto- 
gastra. 
Synchita fuliginosa, 211 
Synchlora— 
aerata, 424 
rubrifrontaria, 424, 425 
Synchroa punctata, 200, 
213, 214 
Synehroidae, 214 
Synerginae, 600 
Syneta ferruginea, 278 
Syrphidae, 17, 533, 539- 
540 
Tabanidae, 507, 526, 529, 
533 
Tabanus— 
atratus, 506, 529 
fulvulus, 529 
| Tachinidae, 507, 530, 531- 
533, 612 
Tachinomyia similis, 416 
Tachinus, 159 
Tachydromia, 535 
Rachys: Lai 
Tacoma nyssaecolella, 453 
Taeniopteryx pacifica, 84 
Tanaostigmini, 614 
Taniva albolineana, 345, 
475A76 
Tanyptera, 525 
Tarsostenus wunivittatus, 
198, 203 
Telea polyphemus, 378, 
| 379-380 
| Telenomus— 
| catalpae, 621 
| clisiocampae, 621 
Temnochila virescens, 202, 
205 
Temnostoma— 
balyras, 540 
bombylans, 540 
excentricum, 540 
| obscura, 540 
Tenebrionidae— 
characteristics, 216 
key to larvae, 216-218 
species, 218-220 
Tenebroides— 
bimaculata, 205 
corticalis, 205 
dubia, 205 
