396 
Terebratula, 257, 351. 
Termites, 285. 
Tern, 316. 
Testudo, 354. 
Tetrabranchs, 267, 352. 
Tetradecapods, 274, 352. 
Thorax, 118, 281. 
Thornback, 304. 
Thousand-legged Worm, 280. 
Throat of Mammals, 72. 
Thrush, 327. 
Thyroid Cartilage, 186. 
Ticks, 277. 
Tissues, 32. 
Toad, 307. 
Tongue, 53, 54, 61, 62. 
Top-shell, 265. 
Tortoise-shell, 311. 
Totipalmates, 317. 
Toucan, 324, 
Touch, 173. 
Trachee, 113. 
Trichina, 271. 
Trilobite, 274. 
Triton, 266. 
Tritonia, 262. 
Trochus, 266. 
Trogon, 323. 
Tubipora, 242, 245. 
Tunicates, 126, 256, 351, 379. 
Turbo, 265. 
Turdus, 355. 
Turkey, 170, 320. 
Turritella, 266. 
Turtle, 134, 148, 160, 192, 310. 
Tusks, 370. 
Types, 225, 378. 
Tyrant Fly-catcher, 325. 
Una@utates, 161, 337, 356. 
Unio, 259. 
Univalves, 131, 260. 
Urodelans, 306, 354. 
Ursus, 356. 
VARIATION, 209. 
Variety, 227. 
Veins, 94, 102, 103. 
Vena cava, 103, 372. 
Venus, 260, 351. 
Venus-basket, 237. 
Vertebree, 138, 143, 199. 
Vertebrates, 226, 295. 
« circulation in, 108, 296. 
classification of, 298. 
development of, 201. 
INDEX. 
Vertebrates, digestion in, 91. 
ce mouths of, 60. 
43 nervous system of, 297. 
UG prehension of, 53. 
Vespertilio, 333, 356. 
Villi, 89, 94, 372. 
Vireo, 325. 
Vitelline Membrane, 190. 
Viviparous, 377. 
Voices of Animals, 185. 
Volitores, 325. 
Volute, 264. 
Vorticella, 349. 
Vulture, 148, 323. 
WALKING-STIOK, 285. 
Warblers, 327. 
Warm-blooded Animals, 119, 355. 
Wasps, 293. 
Water-boatmen, 286. 
Water-breathers, 111. 
Water-fleas, 274. 
Wax-wing, 327. 
Weasel, 340. 
Weevil, 287. 
Whale, baleen of, 64, 134, 370. 
«brain of, 167, 168. 
«« described, 334. 
“ feeding, 50, 336. 
** locomotion of, 156. 
** skeleton of, 147. 
Whelk, 55, 260, 265. 
White Ants, 285. 
Wigglers, 377. 
Windpipe, 117. 
Wings of Bats, 158. 
cs Birds, 157. 
ce Insects, 157. 
Wolf, 340. 
Wombat, 330. 
Woodpecker, 322, 324. 
Worms, described, 270. 
w digestive system, 76. 
a locomotion of, 155. 
ce mouth of, 56. 
Ke respiration of, 112. 
Wren, 327. 
You, 189, 194. 
ZONOTRIOHTA, 325. 
Zoological analysis, 228. 
ge barriers, 359. 
ef provinces, 360. 
Zoology defined, 11. 
«history of, 14, 367. 
THE END. 
