456 



INTRODUCTION TO ZOOLOGY 



Simocephalus* , 172 

 Simuliidae, 353-356, 360 

 Simulium*, 353-356, 360, 361 

 Sirex gigas*, 432-433, 446 

 Siricidae, 432-433, 446 

 Slipper Animalcule,* 12-13 

 Slug, Black*, 130, 134-135, 136, 138 

 Carnivorous*, 136-137, 138 

 Cellar, 136 



Common Garden, 136, 138 

 Grey, 136, 138 

 Tree, 136 

 Snail, Apple (or Roman)*, 131-132, 



133 



Bog*, 114, 115 

 Chrysalis*, 132, 138 

 Common Pond*, 105-114, 137 

 Desert, 134 

 Door-shell, 132-133 

 Dwarfed*, 114, 115 

 Ear-shaped*, 114, 115 

 Fountain Bladder*, 118 

 Garden*, 126-131, 138 

 Greedy*, 132, 138 

 Grove (or Brown-lipped), 131 

 Keeled Trumpet*, 117 

 Moss Bladder*, 117, 118 

 Round-spired Trumpet*, 117 

 Thread-spinning*, 117, 118, 137 

 Trumpet (or Ram's-horn)*, 112, 



115-116, 137 

 Twisted Trumpet*, 117 

 Wandering*, 114, 115 

 Whirlpool Trumpet*, 116, 117 

 White-lipped, 131 

 Sociales, 363-384, 387 

 Solaster papposus*, 65, 69 

 Spathegaster*, 440, 441, 442 

 Sperm cell, 29 

 Sphaeriidae, 148, 151 

 Sphaerium*, 148, 151 

 Sphegidae, 363, 398, 399 

 Sphingidae, 229-230, 239 

 Sphinx ligustre*, 229-230, 239 

 Spiders, Common Cross*, 180-191, 



199, 200 



Flower Crab*, 196, 199 

 Grass, sheet- web weaving, 192, 199 

 House*, 181, 192, 199 

 Money-spinner, 196, 199 

 Raft, 195, 199 

 Stone Drassid*, 196, 199 

 Trap-door, 196 

 Water*, 193-194, 199, 200 



Spiders, Wolf*, 194-195, 199 



Zebra*, 195-196, 199 

 Spigot, use of term, 182 

 Spilosoma lubricipeda, 231, 239 

 Spinnerets, 182 

 Spiracle, meaning of term, 210 

 Spirorbis*, 88, 89, 92 

 Sponge, Ascon type of*, 53-54 



Bath, 53, 55, 58 



Bread-crumb*, 53, 58 



Ciliated, 55, 58 



Pond, 56-57, 58 



Purse*, 52, 58 



River, 56, 58 



Sycon type of*, 54-55 



Turkey Cup, 55-56, 58 



White Lattice, 54, 58 

 Spongia officinalis, 55-56, 58 

 Spongilla lacustris, 56-57, 58 

 Squama, 327 

 Staphylinidae, 252, 264 

 Starfish*, 60-65, 69 

 Statoblasts, 100 

 Stenobothrus, 272 

 Stenophylax* , 321, 323, 325 

 Stephanoceros* , 102, 104 

 Stick Insects, 271 

 Stigmata, use of term, 183 

 Stone-canal, 65 

 Stone-fly*, 311-313, 325 

 Stratiomyidae, 335-337, 360 

 Stratiomys chamaeleon*, 335-337, 360 

 Stridulation, organ of, 272 

 Strigil, meaning of term, 405 

 Strobila*, 40, 41 

 Stylopyga (Periplaneta) orientals*, 



266-269, 274 

 Sun-star*, 65, 69 

 Swimmerets, 161 

 Sycon ciliatum, 55, 58 

 Symbiosis, meaning of term, 28 

 Sympetrum, 303, 304, 325 

 Syrphidae, 332-335, 360 

 Syrphus*, 327, 332-333, 360 



Taenia solium, 96, 103 

 Tanypus*, 349-351, 360, 361 

 Tapeworm, 96, 103 

 Tarsus, meaning of term, 207 

 Tegenaria domestica*, 181, 192, 199 

 Tegmina, use of term, 271 

 Telson, use of term, 158 

 Tentaculocysts, use of term, 39 

 Tenthredinidae, 363, 430-432, 446 



