722 
Vipera, 499 
Vitellogene, 105 
Viviparous fishes, 444 
reptiles, 495 
sea-urchins, 208, 204 
star-fish, 192, 196 
Vorticella, 39 
Vulture, 548 
Wares, 614 
Wapiti, 608 
Wasp, 364 
Water-bear, 340 
Water-flea, 279 
Watering-pot shell, 230 
Waxwing, 555 
Whale, 591 
fishery, 594 
sperm, 593 4 
bone, 592 
white, 595 
Whale’s-tongue worm, 157 
Whelk, 248 
INDEX, 
White ant. 347 
Worms, 96 
flat, 99 
fluke, 104 
nemertean, 154 
parasitic, 103, 104 
phosphorescent, 175 
round, 121 
strobilation in, 102, 103 
tape, 111 
thread, 121 
trematode, 104 
Worm, whale’s-tongue, 157 
Wren, 555 
XIPHOsURA, 804 
ZEUGLODON, 595 
Zoantharia, 79, 91 
Zoanthus, 79 
Zoéa, 298 
Zobgeography, 16, 658 
Zodids, 56, 400 
