Uintacyon,424Uintatherium,210Unau,170,171Ungulata,195f.Urinary organs,68Uromys,473Uropsilus,518Urotrichus,518Ursidae,442Urson,498Ursus,442;U. arctos,442;U. fossilis,442;U. malayanus,443;U. ornatus,443;U. pruinosus,443;U. spelaeus,442,444;U. tibetanus,442Urus,321Vampire,532Vampyrus,531;V. spectrum,531Vandeleuria,473Vansire,404Veins,67;anterior abdominal, inEchidna,68Vena cava, double in Elephants,68Vertebrae,19;cervical,21,22;dorsal,20,23;lumbar,20,23;caudal,24Vespertilio,529;V. murinus,529Vespertilionidae,528Vesperugo,528;V. discolor,528;V. leisleri,528;V. noctula,528;V. pipistrellus,528;V. serotinus,528Vicuna,286Vishnutherium,306Viverra,405;V. civetta,406Viverricula,406Viverridae,403Vizcacha,497Vole,477Vulpine Phalanger,140Wallaby,129;skeleton of,130;Nail-tailed,134Walrus,451Wapiti,292Wart Hog,277Waterbuck,310Water Chevrotain,283Weasel,437Whalebone,354Whalebone Whales,354Whales,339;hunting of,360White Whale,372Wild Boar of Europe,276Wild Cat of Europe,399Wisent,318Wolf,420Wombat,144;skull of,145Wrist,40;tactile hairs of,10Xenarthra,166f.Xenomys,480Xenurus,173,178;X. unicinctus,178Xeromys,474Xerus,464Xiphodon,329Xiphodontidae,329Xiphodontotherium,330Yak,320Yapock,156Zaglossus,111n.Zamicrus,184Zapus,486Zarrhachis,384Zebra,244;Burchell's,245;Common,244;Grevy's,244Zenkerella,463n.Zeuglodon,384Zeuglodontidae,384Ziphius,367,370;Z. cavirostris,370;Z. novae zelandiae,370Zoological regions,84Zorilla,438
Uintacyon,424Uintatherium,210Unau,170,171Ungulata,195f.Urinary organs,68Uromys,473Uropsilus,518Urotrichus,518Ursidae,442Urson,498Ursus,442;U. arctos,442;U. fossilis,442;U. malayanus,443;U. ornatus,443;U. pruinosus,443;U. spelaeus,442,444;U. tibetanus,442Urus,321
Uintacyon,424
Uintatherium,210
Unau,170,171
Ungulata,195f.
Urinary organs,68
Uromys,473
Uropsilus,518
Urotrichus,518
Ursidae,442
Urson,498
Ursus,442;
U. arctos,442;
U. fossilis,442;
U. malayanus,443;
U. ornatus,443;
U. pruinosus,443;
U. spelaeus,442,444;
U. tibetanus,442
Urus,321
Vampire,532Vampyrus,531;V. spectrum,531Vandeleuria,473Vansire,404Veins,67;anterior abdominal, inEchidna,68Vena cava, double in Elephants,68Vertebrae,19;cervical,21,22;dorsal,20,23;lumbar,20,23;caudal,24Vespertilio,529;V. murinus,529Vespertilionidae,528Vesperugo,528;V. discolor,528;V. leisleri,528;V. noctula,528;V. pipistrellus,528;V. serotinus,528Vicuna,286Vishnutherium,306Viverra,405;V. civetta,406Viverricula,406Viverridae,403Vizcacha,497Vole,477Vulpine Phalanger,140
Vampire,532
Vampyrus,531;
V. spectrum,531
Vandeleuria,473
Vansire,404
Veins,67;
anterior abdominal, inEchidna,68
Vena cava, double in Elephants,68
Vertebrae,19;
cervical,21,22;
dorsal,20,23;
lumbar,20,23;
caudal,24
Vespertilio,529;
V. murinus,529
Vespertilionidae,528
Vesperugo,528;
V. discolor,528;
V. leisleri,528;
V. noctula,528;
V. pipistrellus,528;
V. serotinus,528
Vicuna,286
Vishnutherium,306
Viverra,405;
V. civetta,406
Viverricula,406
Viverridae,403
Vizcacha,497
Vole,477
Vulpine Phalanger,140
Wallaby,129;skeleton of,130;Nail-tailed,134Walrus,451Wapiti,292Wart Hog,277Waterbuck,310Water Chevrotain,283Weasel,437Whalebone,354Whalebone Whales,354Whales,339;hunting of,360White Whale,372Wild Boar of Europe,276Wild Cat of Europe,399Wisent,318Wolf,420Wombat,144;skull of,145Wrist,40;tactile hairs of,10
Wallaby,129;
skeleton of,130;
Nail-tailed,134
Walrus,451
Wapiti,292
Wart Hog,277
Waterbuck,310
Water Chevrotain,283
Weasel,437
Whalebone,354
Whalebone Whales,354
Whales,339;
hunting of,360
White Whale,372
Wild Boar of Europe,276
Wild Cat of Europe,399
Wisent,318
Wolf,420
Wombat,144;
skull of,145
Wrist,40;
tactile hairs of,10
Xenarthra,166f.Xenomys,480Xenurus,173,178;X. unicinctus,178Xeromys,474Xerus,464Xiphodon,329Xiphodontidae,329Xiphodontotherium,330
Xenarthra,166f.
Xenomys,480
Xenurus,173,178;
X. unicinctus,178
Xeromys,474
Xerus,464
Xiphodon,329
Xiphodontidae,329
Xiphodontotherium,330
Yak,320Yapock,156
Yak,320
Yapock,156
Zaglossus,111n.Zamicrus,184Zapus,486Zarrhachis,384Zebra,244;Burchell's,245;Common,244;Grevy's,244Zenkerella,463n.Zeuglodon,384Zeuglodontidae,384Ziphius,367,370;Z. cavirostris,370;Z. novae zelandiae,370Zoological regions,84Zorilla,438
Zaglossus,111n.
Zamicrus,184
Zapus,486
Zarrhachis,384
Zebra,244;
Burchell's,245;
Common,244;
Grevy's,244
Zenkerella,463n.
Zeuglodon,384
Zeuglodontidae,384
Ziphius,367,370;
Z. cavirostris,370;
Z. novae zelandiae,370
Zoological regions,84
Zorilla,438