470 



INDEX. 



Talon of tooth 384 

 Talpa 403 

 Talpidse 403 

 Tapiravus 321 

 Tapiriclse 321 

 Tapirus 321 

 Tarrasius 71 

 Tasmanian Devil 261 

 Tectospondyli 49 

 Teleosaurus 219 

 Teleostei 18, 69, 81 

 Teleostomi 69 

 Teratosaurus 199 

 Tertiary fauna 418 

 Testudo 174 

 Tetrabelodon 303 

 Tetraconodon 345 

 Tetralophodon 304 

 Thecodontosaurus 199 

 Thelodus 28 

 Thelolepis 28 

 Theory of Fins 19 

 Theory of Recapitulation xxv 

 Theosodon 319 

 Thereutherium 381 

 Theridomys 379 

 Theriodesmus 1-54 

 Theriodontia 150 

 Theriosuchus 220 

 Theromora 144 

 Theromorpha 144 

 Theropoda 197 

 Thoatherium 318 

 Thoracopterus 114 

 Thoracosaurus 223 

 Thrissops 116 

 Thursius 78 

 Thyestes 11 

 Thylacinus 261, 388 

 Thylacoleo 263 

 Tichorhine Rhinoceros 336 

 Tillodontia 374 

 Tillotherium 376 

 Tinoceras 299 

 Titanotheriidse 320 

 Titanotherium 330 

 Tomistoma 223 

 Tomitherium 405 

 Torpedinidffi 54 

 Tortoises 174 

 Toxodon 312 

 Toxodontia 311 

 Tragulidae 360 

 Tragulus 361 

 Tremataspidse 11 

 Tremataspis 12 



Trematosaurus 138 

 Triacanthodon 260 

 Triassic fauna 415 

 Triceratops 213 

 Trichechus 402 

 Trichiuridae 121 

 Triconodon 257 

 Triisodon 381 

 Trilophodon 304 

 Trionychia 176 

 Trionyx 176 

 Tristichopterus 74 

 Tristychius 44 

 Triton 139 



Tritubercular theory 267 

 Tritylodon 154 

 Trogontherium 379 

 Trygonidae 53 

 Tubinares 231 

 Turtles 173 

 Tylopoda 356 

 Tynes of antler 364 

 Typotheria 310 

 Typotherium 311- . 



Uintatherium 299 



Undina 80 



Unguiculata 287 



Ungulata 287 



Upper Silurian fauna 411 



Urodela 139 



Uronemidffl 62 



Uronemus 62 



Ursidae 394 



Ursus 394 



Urus 373 



Vishnutherium 371 

 Viverra 397 

 Viverridaj 396 



Walrus 402 



Weasel 396 



Whalebone-whale 273 



Whales 269 



Wodnika 44 



Wolf 391 



Woolly Rhinoceros 336 



Xenacanthus 20, 21, 24, 34 

 Xenopholis 105 

 Xiphodon 354 

 Xiphodontidae 354 



Zanclodon 199 

 Zeuglodon 270 



CAMBRIDGE I FEINTED BY J. AND C. F. CLAY, AT THE UNIVERSITY PRESS. 



