604 
INDEX 
short roots), 48; bunodont, 272; 
diphyodont, 51; heterodont, 47 ; homo- 
dont, 47 ; hypselodont (with long roots), 
48; lophodont, 51; monophyodont, 
53 ; selenodont, 272 
Teiedu, 433 
Teleoceras, 259 n. ; T. fossiger, 261 
Telmatotherium, 267; T. cornutum, 
267 
Temperature of Monotremata, 112 
Tenrec, 511 
Testes, 75 
Tetraceros, 310 
Tetraprotodon, 274 
Thalassarctos, 443 
Theropithecus, 566 
Thoatherium, 268 
Thomomys, 483 
Thrinacodus, 489 ; T. albicauda, 489 
Thrynomys, 489 ; T. swindernianus, 489 
Thylacinus, 150; T. cynocephalus, skull 
of, 150 
Thylacoleo, 147; T. 
147 
Thyroptera, 529 
Tiger, 394 
Tillodontia, 506 f. 
Tillotherium, 507 ; T. fodiens, 507 ; skull 
of, 507 
Tinoceras, 210 
Titanops, 264 
Titanotheriidae, 264 
Titanotherium, 264 ; T. coloradense, 264 ; 
T. elatum, 265; T. heloceras, 264; 7. 
platyceras, 265, 266; T. ramosum, 266 ; 
T. trigonoceras, 265 
Tolypeutes, 173; T. 
aly (7 
Tomitherium, 552 
Tongue, 61 
Toxodon, 214 
Toxodontia, 214 f. 
Tragelaphus, 315; T. gratus, 316; 7. 
spekii, 315 ; T. sylvaticus, 316 
Tragulidae, 282 
Tragulina, 281 
Tragulus, 282; 7. meminna, 282; T. 
napu, 283; T. stanleyanus, 283 
Tree- Porcupines, 498 ; Kangaroos, 136 
Triaenops, 527 
Trichechidae, 451 
Trichechus, 451 
Trichomys, 488 
Trichosurus, 140; T. vulpecula, 140 
Trichys, 501; T. lipwra, 501 
Triclis, 149 ; T. oscillans, 149 
Triconodon, 99 
Trituberculata, 99 
Trituberculy, definition of, 56 
Tritylodon, 98 
Troglodytes, 576; T. 
kooloo-kamba, 579; T. savaget, 576 
carnifex, skull of, 
tricinctus, 176, 
Trogontherium, 469 
Tubulidentata, 186 
Tuco-tuco, 488 
Tupaia, 511; 
tana, 511 
Tupaiidae, 511 
Tursio, 379 ; T. borealis, 880 ; T. peronii, 
380 : 
Tursiops, 379; T. abusalam, 379; T. 
tursio, 379 
Tusks, 49 
Tylomys, 480 
Tylopoda, 285 f. 
Typhlomys, 471 
Typotheria, 212 f. 
Typotherium, 213 
Tr belangerts alles wi 
Uintacyon, 424 
Vintatheriiim, 210 
Unau, 170, 171 
Ungulata, 195 f. 
Urinary organs, 68 
Uromys, 473 
Uropsilus, 518 
Urotrichus, 518 
Ursidae, 442 
Urson, 498 
Ursus, 442 ; U. arctos, 442; U. fossilis, 
442: U. malauanus, 443: U. ornatus, 
443; U. pruinosus, 443; U. spelaeus, 
442, 444; U. tibetanus, 442 
Urus, 321 
Vampire, 552 
Vampyrus, 5813; V. 
Vandeleuria, 473 
Vansire, 404 
Veins, 67 ; anterior abdominal, in Hehidna, 
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. 
leislert, 5285. V. 
pipistrellus, 528 ; V. 
Vicuna, 286 
Vishnutherium, 306 
Viverra, 405; V. civetta, 406 
Viverricula, 406 
Viverridae, 403 
Vizeacha, 497 
Vole, 477 
Vulpine Phalanger, 140 
spectrum, 531 
discolor, 528) Ve 
noctula, 528; V. 
serotinus, 528 
Wallaby, 129; 
tailed, 134 
Walrus, 451 
Wapiti, 292 
Wart Hog, 277 
Waterbuck, 310 
skeleton of, 130; Nail- 
