580 



INDEX 



Types of families, 485 

 Types of nests, 365 

 Typhlosole, 107, 114, I45 

 Tympanum, grasshopper, 183 

 Tyrian purple, 152 



UHLENHUTH, 445 



Ultra-violet, 44I 



Ungulata, 397 



Unguligrade, 422 



Unio gibbosus, 148 



Unsaturated fats, 437 



Upper surface of the tongue, 477 



Urea, 279 



Urinogenital system of male bull-frog, 



286; female, 287 

 Urinogenital system of male skate, 235; 



female, 236 

 Urochorda, 211 

 Urodela, 266 

 Uroglena, 28 



VAMPIRE BATS, 379 



Van Beneden, 90 



Varanus komodoensis, 312 



Vasa efferent! a, 289 



Veins, frog, 281 



Veliger, 146, 160 



Venous circulation of skate, 234; sala- 

 mander, 295; cat, 451 



Ventral view of dogfish brain, 239 



Ventral view of nervous system of frog, 

 289 



Venus, the quahog, 144 



Vergil and bee culture, 198 



Vermiform appendix, 430 



Vermilion spotted newt, 267 



Verrill, 86, 102 



Vertebrate embryos with their mem- 

 branes, 302 



Vertebrate eye, 475 



Vesalius, 511, 512 



Vespoidea, 197 



Vestigial hind limbs of the python, 328 



Viperidae, 320 



Virginia deer, 402 



Visceral sensory, 466 



Vision in birds, 364 



Vision of crayfish, 167 

 Vision of fishes, 259 

 Vischer, J. P., 173 

 Visual sensations, 474 

 Vitality, statistics of, 480 

 Vitamins, 10, 44I-443 

 Voice box of birds, 362 

 Voice of Reptilia, 327 

 Voices of mammals, 461 

 Vocal sacs of frog, 285 



WALKING STICKS, 180 



Wallace, A. R., 516 



Wall lizard, 310 



Walrus, 389 



Wandering albatross, 368 



Wanderoo, 4 13 



Warbler, 354 



Ward, 99 



Warm spots, 476 



Wasps, 197 



Water-borne goitre, 445 



Water fleas, 170 



Water moccasin, 321 



Water shrew, 377 



Water snakes, 315 



Water- tiger, 194 



Water vascular system, starfish, 132, 133 



Weasel, 385 



Weight of the brain, 477 



Weights and measurements. Appendix 



Weismann, A., 518 



Wells, 88 



West India Boa, 4, 314 



Whale sharks, 225 



Wheat germ oil, 444 



Whirligig beetle, 194 



White Ass, 400 



White breasted nuthatch, 354 



White fish, 242 



White-lipped peccary, 401 



White rami communicantes, 474 



White whale, 411 



Whitney, 124 



Why birds migrate, 367 



Wild banteng, 494 



Wild boar, 401 



Wild ox, 406 



