1060 



AN INTRODUCTION TO ENTOMOLOGY 



Spondylidae, 525 

 Spondylis, 469, 524 

 Spongilla-flies, 291; labia of, 293 

 Spongophorus ballista, 404; 5. querini, 



404 

 Sporoblasts, 809 

 Sporozoite, 808, 809 

 Spotted pelidnota, 519 

 Spring azure, 771 

 Spring of the CoUembola, 76 

 Spring-tails, 225 

 Spuler, A., 859 

 Spurious vein, 70 

 Spurs, 32 

 vSquama, 778 

 Squamge, 60 



Squash-bug, egg-mass of the, 170 

 Squash-vine borer, 637 

 Stable-fiy, 873 

 Stadia, 172 

 Stag-beetles, 523 



Stagmatophora gleditschiceella, 630 

 Stagmomantis Carolina, 263 

 Staphylinidae, 470, 488 

 Staphylinus macidosus, 489; S. vid- 



pinus, 489 

 Stegomyia caloptis, 809; S. fasciata, 809 

 Stelis, 993 

 Stem-eyed fly, 859 

 Stem- mother, 415 

 Stenelimis bicarinatus, 505 

 Stenohothriis, 82 

 Slenogaster, 967 

 Stenoma, 625; S. schlcEgeri, 625 

 Stenomida;, 582, 591, 625 

 Stenopelmatinae, 235, 242 

 Stenopelmatus, 242; ventral aspect of 



the metathorax, 98 

 Stephanid£e, 890, 909, 917, 919 

 Sterictiphora, 905 

 Sternal spatula, 815 

 Sternellum, 52 

 Sternites, 35 

 Stemopleura, 783 

 Sternum, 34, 52 

 Sthenopis, 595; 5. argenteomaculatus, 



596; S. pupurascens, 595, 596; S. 



thule, 596 

 Sticktight flea, 883 

 Sticta Carolina, 988 

 Stigma, 74 

 Stigmata, 113 

 Stigmus fraternus, 985; S. podagriciis, 



wings of, 985 

 Stiletto-flies, 839 

 Stink-bugs, source of odor, 355 

 Stink-flies, 300 

 Stink-glands, 102, 462 

 Stipes, 44 

 Stizini, 981, 987 

 Stizus unicinctus, 987 



Stomach, iii 



Stomodasum, 108 



Stomoxus, calcitrans, 873 



Stone-flies, 325 



Stone-fly, naiad of, 327 



Stratiomyia, 831; wing of, 831 



Stratiomyiidse, 786, 788, 830 



Straus Durckheim, 40, 106, 121 



Strawberry crown-girdler, 539 



Streblidse, 787, 790, 794, 875 



Strepsiptera, 59, 194, 211, 212, 546 



Stridulating organs, 81; of corixidas, 

 362; of the locustidae, 82; of the 

 gryllids and the tettigoniidae, 83; of 

 Ranatra, 365 



Strigilis, 886 



Striped flea-beetle, 532 



Sturtevant, A. H., 861 



StyH, 56, 76, 222 



Stylopidse, 109, 546 



Stylopids, 546, 975; mouth-parts of 

 male, 547 



Stylus, 442 



vSubcosta, 64 



Subcostal fold, 73 



Subgalea, 44 



Subimago, 312 



Submarginal cells, 886 



Submentum, 46 



Subnodus, 319 



Subcesophageal commissure 125; gan- 

 glion, 123, 124 



Subquadrangle, 323 



Subterminal band, 575 



Sugar-cane, beetle, 520; borer, 650 



Sulphur, cloudless, 749; dainty, 749; 

 little, 749; orange, 748 



Sumac bobs, 634 



Superimposed image, 143 



Superlinguse, 43, 226 



Supertriangle, 319 



Supplements, 70 



Surpa-alar groove or cavity, 783 



Supra-anal plate, 231 



Supra-tympanal or subgenual organ, 



Suspensoria of the viscera, 162 ; thread- 

 like, 163 



Sutures, 35; the thoracic of Diptera, 

 782, 783 



Swallow-tail, black. 741; larva, 742; 

 tiger, larva, 742; zebra, 743 



Sweet-fern geometer, 666 



Sweet-potato root-borer, 538 



Swifts, 594, 595 



Symmerista alhifrons, larva, 676 



Symphasis varia, 291 



Sympherobiidse, 284, 293 



Sympherobius, 294; S. amicidus, wings 

 of, 294 



Symphoromyia, 835 



