INDEX. 



771 



Willow-grouse, 229 

 Willow-warbler, 370 

 Wilson's pbalarope, i66 

 Wingless insects, 573 

 Wing-shells, 636 

 Wire-tailed snipe, 268 

 Wire worms, 559 

 Wolf-like animals, 6-i 

 Wolf, Aard, 02 

 Wolf, Antarctic, 64 

 Wolf, Common, 64 

 Wolf, Indian, 65 

 Wolf, Tasmaniiin, 207 

 Wolf-fish, 478 

 AVolf -spiders, 543 

 AVolverine, 81 

 Wombats, 204 

 Wood ant, 579 

 Wood cliat, 369 

 Wood-hewers, The, 375 

 Wood-hewer, Bridge's, 375 

 Wood hoopoes, ^4U 

 Wood-ibises, 278 

 Wood larks, 364 

 Wood lice, 534 

 Wood-mouse, 105 

 Wood-owls, 21 

 Wood-pigeon, 244 

 Wooil rails, The, 249 

 Wood-rats, 102 

 Wood sandpiper, 2ti9 

 Wood-snakes, American, 422 

 Wood-snipe, 268 

 Wood storks, 278 

 Wood stork, American, 281 

 Wood-swallows, 369 

 Wood wasps, 575 

 Woodcocks, The, 268 

 Woodcock, True, 2b7 

 Woodpeckers, The, 353 

 Woodpecker, Great black, 354 

 Woodpecker, Green, : 54 

 Woodpecker, Ground, 354 

 Woodpecker, Hargitt's, 355 

 Woodpecker, Narrow-necked, 



354 

 Woodpecker, Pied, 354 

 Woodpecker, Three-toed, 354 

 Woodpecker, True, ;i54 

 Woodpecker, Yellow-winged, 



■■54 

 Woodpecker-like birds, 353 

 Woolly avahi, 29 

 Woolly flying squirrel, 96 

 Woolly monkeys, 24 

 Woolly monkey, Humboldt's, 



24 

 Woolly spider-monkey, 25 

 Worms, The, 670 

 Worm, Arrow, 682 

 Worm, Bladder, 687 



Worm, Bristled-footed, 671 

 Worm, Earth, 674 

 Worm, Flat, 685 

 Worm, Fluke, 688 

 Worm, Gephyrean, 677 

 Worm, Guinea, 679 

 Worm, Horse-hair, 680 

 Worm, Lug, 672 

 Worm, Medina, 679 

 Worm, Nemertine, 684 

 Worm, Ringed, 671 

 Worm, Round, 679 

 Worm, Sand, 672 

 AVorra, Tape, 686 

 Worm, Thread, 678 

 AVorm, Trichinosis, 680 

 AA''orms, Planarian, i85 

 Wrasse, Parrot, 486 

 Wrasse, Striped, 486 

 AVrasses, Viviparous, 486 

 AVrens, The, 371 

 Wren, Common, 371 

 Wry-billed plover, 270 

 AA^rynecks, K54 

 Wryneck, Common, 354 



Xantharpyia, 35 

 Xantholteina hsemacephala, 353 

 Xanthomelus aurens, H59 

 Xanthonotus indicator, '6'b.^ 

 Xanthopxgus, Cervus, 143 

 Xantbura, 358 

 Xenia, 62 

 Xema furcata, 262 

 Xenia sabinii, 262 

 Xenicus, :375 

 Xeniscidffi, 371, ^75 

 Xenodermichthys, 507 

 Xenopeltida3, 421 

 Xenopeltis unicolor, 421 

 Xenophoridee, 634 

 Xenopicus, 354 

 Xenopodidse, 444 

 Xenopus, 444 

 Xenosaurus, 403 

 Xenosuridse, 403 

 Xeromys, 100 

 Xerus, 91 

 Xiphias, 469 

 Xiphidiopterus, 271 

 Xiphiidse, 469 

 Xiphiiforraes, 469 

 Xipliosura, 538 

 Xylocopa, 581 

 Xylocopa violacea, 581 



Yaffle. 354 



Yak, Tibetan, 164 



Yapock, -214 



Yarelli, Bagarius, 496 



Yellow baboon, 3 



Yellow-billed cuckoo, 351 



Yellow-billed sheathbill, ■ 65 



Yellow-billed tropi<rbird, 208 



Yellow fox, 71 



Yellow hammer, 364 



Yellow-tailed mole, 48 



Yellow-throated mai'ten, 80 



Yellow underwing moth, 591 



Yellow-winged woodpecker, 351 



Yoldia, b21 



Ypecaha, Aramides, 250 



Ypecaha wood-rail, 250 



Zabrus gibbus, 555 



Z.tglossus, 217 



Zaitha aurantiaca, 597 



Zamensis, 422 



Zamensis gemonensis, 422 



Zamensis hippocrepis, 42l' 



Zammara, 598 



Zanzibar steinbok, 151 



Zapornia parva, 251 



Zapus, 110 



Zebra, Burchell's, 128 



Zebra, Equus, 128 



Zebra, Grevy's, 1'28 



Zebra, Mountain, 128 



Zebra-fish, 465 



Zebra shark, 518 



Zebrilus, 284 



ZeJedoni, Canchroma, 284 



Zenaidinre, 244 



Zerda, Canis, 73 



Zeus faber, 471 



Zeuzeridae, 590 



Zibellina, Mustela, 80 



Zibethicus, Fiber, 103 



Ziphius, 177 



Zoarces, 478 



Ztea, 530 



Znea-larva of spider-crab, 530 



Zonitidae, 643 



Zonotrichia, 364 



Zonuridse, 403 



Zonurus, 404 



Zoophytes, 696 



Zoothamnium, 722 



Zorilla, Ictonyx, 80 



Zosteropidae, 367 



ZygFenidse, fiyS 



Zygogeomys, 109 



THE END. 



