INDEX 



457 



Teras terminalis*, 440, 442 

 Terebella*, 84-86, 92 

 Testacella*, 78, 136-137, 138 

 Testacellidae, 136-137, 138 

 Tettix, 272 

 Textularia*, 10, 19 

 Theridiidae, 191-192, 199 

 Theridion pattens*, 192, 199 

 Thomasidae, 196, 199 

 Thorax, 206 



Thorax in Hymenoptera, 362 

 Tibia, meaning of term, 207 

 Tick, Common Sheep, 198, 200 

 Tinea*, 236-237, 239 

 Tineidae, 236-238, 239 

 Tipula*, 356-358, 360, 361 

 Tipulidae, 356-358, 360 

 "Toe-nippers," 245 

 Tortricidae, 236, 239 

 Tortrix viridana*, 236, 239 

 Trachea*, meaning of term, 210 

 Triaenodes*, 321, 322, 325 

 Trichina spiralis, 97, 103 

 Trichiosoina betuleti*, 432 

 Trichoptera*, 316-325 

 Trigonaspis crustalis*, 442, 443 

 Trochanter, meaning of term, 207 

 Tsetse-fly, 331, 359 

 Tube-feet of Echinoderms, 60, 62-63 

 Tubifex rivulorum, 81, 92 

 Tubularia, 48 

 Tyroglyphus, 198, 199 



Umbilicus*, use of term, 107, 131 

 Umbo, use of term, 140 

 Unio margaritifera, 143, 148, 151 

 Unionidae, 140-147, 151 



Vanessa*, 221, 224-225, 238 

 Velia*, 283, 293 

 Velum, use of term, 34 

 Vertigo, 132, 138 

 Vespa*, 389-396, 399 

 Vespidae, 363, 389-396, 399 

 " Vinegar eels," 98 

 Volucella, 333, 360 

 Vorticella*, 13-17, 19, 22, 30 



Wasps, Common*, 389-396 

 Gall*, 433, 443 



Wasps, Ichneumon*, 445 



Sand*, 398, 399 



Solitary True*, 396-398, 399 



Tree*, 391 



Wall*, 397 



Weevil-killing Sand, 398 



Wood*, 432-433, 446 



Yellow Sand, 398, 399 

 Water Boatman*, 279-281, 293 

 Water Cricket*, 283, 293 

 Water Flea*, 172-173, 177 

 Water Gnat or Measurer, 283, 293 

 Water Scorpion*, 277-279, 293 

 Water Slater*, 170-171, 177, 178 

 Water Stick Insect*, 279, 293 

 Water -vascular system of Echino- 

 derms, 64, 65 

 Weevils, Apple-blossom*, 261 



Birch*, 262, 263 



Nut, 262-263 



Pea, 262 

 Whelk, Almond, 133 



Common*, 121-122, 138 



Dog*, 122 



White Slater*, 171, 177 

 Willow-fly, 313, 325 

 Winkle, Fresh- water*, 118, 119 120, 



138 



Wire-worms*, 257 

 Wood-lice, 170-171, 177 

 Wood-wasp*, 432-433, 446 

 " Woolly bear " caterpillar, 231 

 Worm, Comb*, 86, 92 



Common. See Earthworm 



Lob, 84, 92 



Mud Mason*, 85-86, 92 



Paddle*, 83, 84, 92 



River, 81, 92 



Sand Mason, 84-85, 86, 92 



" Yellow Sally," 325 



Zephyrus, 238 



Zeuzera pyrina, 226, 232, 239 



Zoochlorella, 28 



Zooea. See under Crab and Prawn 



Zoothamnium, 18, 19 



Zygaena filipendulae*, 230-231, 239 



Zygaenidae, 230-231, 239 



Printed by R. & R. CLARK, LIMITED, Edinburgh. 



