Sandfly, 53 Sarcophaga, 61 " læmica, 61 Sarapogon, 55 " viduus, 55 Scutelleridæ, 121 Scolobates, 39 " varipes, 39 Scoparia, 92 " hemiplaca, 92 " sabulosella, 93 Selidosema, 87 " dejectaria, 87 " panagrata, 89 " productata, 90 Sestra, 87 " humeraria, 87 Setting boards, 12 " insects, 12 Semiocosma, 97 " platyptera, 97 Sialidæ, 102 Siculidæ, 94 Siculodes, 94 " subfasciata, 94 Simple eyes, 2 Simulia, 53 " australiensis, 53 Skipjack beetles, 29 Social bees, 34 Soldiers, 108 Sphegidæ, 34 Sphinx, 69 " convolvuli, 69 Sphingidæ, 69 Staphylinus, 25 " oculatus, 25 Stenoperla, 106 " prasina, 106 Stenosmylus, 101 " incisus, 101 Stick insects, 110 Sternoxi, 28 Stethaspis, 26 " suturalis, 26 Stolotermes, 107 " ruficeps, 107 Stomach, 4 " sucking, 4 Stuffing insects, 15 Stratiomidæ, 56 Sugaring, 13 Syrphidæ, 56 Syrphus, 56 " ortas, 56