INDEX AND GLOSSARY. 
697 
Scutum, 502 
Scydmaenidae, 531 
Searcher, 519 
Seirodonta bilineata, 266 
Semi-aquatic Hugs, 124 
Sericaria — Bombyx 
Serpentine mines, 249 
Serphus dilatatus, 132 
Serrate, 60 
Serricornia, 497 
Scsia 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 
Silphid®, 529 
Silvanus surinamensis, 538 
Silver-spotted Skipper, 370 
Similar-winged Owlets, 296 
Simple Eyes, 59 
Si mu I i idtc, 451 
Simulium, 451; S. innoxium, 453; S. 
meridionalc, 453; S. molestum, 
453; S. pecuarum, 453 
Siphonaptera, 490 
Siphuncles, 67 
Sirex, 615 
Siricidas, 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 
Sphindidce, 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 
