INDEX AND GLOSSARY. 



697 



Scutum, 502 



Scydmaenidae. 531 



Searcher, 519 



Seirodonta bilincata, 266 



Semi-aquatic Bugs, 124 



Sericaria — Bombyx 



Serpentine mines, 249 



Serphus dilatatus, 132 



Serrate, 60 



Serricornia, 497 



Sesia tipuliformis, 261 



Sesiidae, 259 



Sesiids, 259 



Setaceous, 60 



Shade-trees, 223, 275, 310 



Shed-builder Ant, 643 



Sheep Bot-fly, 478 



Sheep-tick, 43, 488 



Shellac, 166 



Shield-backed Bugs, 146 



Shield-backed Grasshoppers, 115 



Shining Leaf chafers, 561 



Ship-timber Beetle, 553 



Shore-bugs, 134 



Short-horned Bugs, 124 



Short-horned Grasshoppers, 108 



Short-horned Orthorrhapha, 417 



Short-tongued Bees, 665 



Shrimps, 11 



Shrubs, 292, 351 



Sialidae, 176 



Silk, 22 



Silk-worm, 340 



Silpha, 531 



Silphidae, 529 



Silvanus surinamensis, 538 



Silver-spotted Skipper, 370 



Similar-winged Owlets, 296 



Simple Eyes, 59 



Simuliidae, 451 



Simulium, 451 ; S. innoxium, 453; S. 



meridionale, 453; S. molestum, 



453; S. pecuarum, 453 

 Siphonaptera, 490 

 Siphuncles, 67 

 Sirex, 615 

 Siricidae, 614 

 Sitodrepa panicea, 553 

 Skeleton, 67 

 Skiff Caterpillar, 224 

 Skin-beetles, 559 

 Skins, 538 



Skippers, 195, 206, 364, 486 

 Skippers with a Costal Fold, 369 

 Skippers with a Discal Patch, 372 

 Slave-ant, 641 



Slavemaker-ant, 640 



Slug-caterpillar Moths, 223 



Smaller Empty Oak-apple, 619 



Small-headed Flies, 458 



Small intestine, 71 



Small Metal- mark, 394 



Smerinthus geminatus, 333 



Smoky-moths, 226 



Snake-doctors, 90 



Snakehead, 399 



Snipe-flies, 456 



Snout-beetles, 590 



Snout Butterfly, 397 



Snowberry, 338, 339 



Snow-flea, 85 



Snowy Tree-cricket, 114, 118 



Social Bees, 672 



Social Wasps, 660 



Soldier-flies, 455 



Soldiers, 96 



Solitary Long-tongued Bees, 667 



Solitary-midge, 449 



Solitary Wasps, 658 



Sooty-wing, 372 



Sores, 483 



Sorrel, 390 



Southern Buffalo-gnat, 453 



Southern Cloudy-wing, 371 



Sovereigns, 406 



Sow-bugs, 12 



Spanish Bayonet, 367 



Spathegaster, 618 



Spear-marked Black, 283 



Spear-winged Flies, 469 



Specialized, 200 



Specialized Frenatae, 204 



Specialized Macrofrenatae, 205 



Species, 3 



Sphaeriidae, 533 



Sphaerophthalma occidentalis, 648 



Sphecidae, 650 



Sphecina, 644 



Sphecids, 650 



Sphecius speciosus, 653 



Sphenophorus, 596 



Sphindidae, 554 



Sphingicampa bicolor, 347 



Sphingidae, 329 



Sphinx chersis, 334 



Sphinxes, 329 



Sphyracephala brevicornis, 486 



Spiders, 12, 20, 651 



Spider-wasps, 650 



Spilosoma virginica, 322 



Spindles, 90 



Spinnerets, 22 



