INDEX 



431 



Stegodon, 396, 397 * 



Stegosauria, 221, 222 



Stegosaurus, 222 * 



Stickle-back, 111, 143, 144* 



Sting rays, 123, 124 * 



Stoasodon narinari, 124 * 



Stork, white, 293 *, 295 



Striges, 306 



Struthio, foot of, 280 *; C. camelus, 

 283, 285*; S. molybdophanes, 283; 

 S. auslralis, 283 



Struthiomimus, 218 *, 221 



Struthioniformes, 283, 284 



Sturgeons, 111, 132 *, 133 



Sudoriparous glands, 327 



Suina, 389 



Sun-bitterus, 301 



Sun-fishes, 112, 152, 153; fresh water, 

 146 



Susceptibility method of demon- 

 strating axial gradient, 10 



Swallows, 311 * 



Swans, 296 



Swifts, 308 



Swim-bladder, in fishes, 102 



Symbranchii, 111, 140 



Synapsida, 214 



Synotus barbastellus, 365 * 



Tseniodonta, 340 



Tamandita, 374 



Tapiridse, 392 



Tapirus, 393 * 



Tarentola mauritanica, 248 * 



Tarpon, 111, 138* 



Tarsipes, 357 



Tarsius spectrum, 380 



Tashiro biometer, 10 



Taxidea taxus, 367 * 



Teeth, of Squalus, 114; of dog, 329 *; 

 various types of, 329 *; bunodont, 

 329; lophodont, 329; diphyodont, 

 329; monophyodont, 329; structure 

 of typical, 329, 330; development 

 of, 330, 331; of elephants, 396 



Teleostei, 106, 11}, 135-153 



Teleostomi, 106, 107, 111, 127-153; 

 characters of, 127, 128 



Tench, 111 



Terrapene (see Cistudo}, 238, 239 



Testudinidse, 238-239 



Testudo groeca, 239; T. elephantica, 240 * 



Teirapteryx, 274 * 



Thaliacea, 33, 56, 57 *, 58 



Thecophora, 234-242 



Thelodus, 169 * 



Thinopus antiquus, 174, 175 *, 179 



Thread-eel, 141 



Thresher shark, 122 * 



Thylacinidse, 356 



Thylacinus cynocephalus, 355 *, 356 



Tinamiformes, 289 



Tinamou, 287, 288, 303 * 



Toad, Surinam, 196, 197*, 198; fire- 

 bellied, 197*, 198; midwife, 197*, 

 198, 199; spade-foot, 197, 199; com- 

 mon, 197*, 199; tree, 199, 200*; 

 narrow-mouthed, 202; horned, 250 *, 

 251 



Toad-fish, 150 



Tolypeutes, 376 



Toothed Diving Birds (see Neornithes 

 Odontolcse) 



Tornaria larva of Balanoglossus, 64, 84, 

 85* 



Torpedinidse, 123 



Torpedo ocellata, 124 * 



Tortoises (see turtles) 



Tosa fowl, Japanese, 300 



Toucan, 307, 308, 309 



Trachodon, 221 



Trager, of mammal, 408 



Tragulina, 389 



Trematosaurus, 182 * 



Trianops persicus, 365 * 



Triceratops, 220, 223 * 



Trichechidse, 368 



Trichechus latirostris, 398 * 



Trichosurus, ?%7 



Triconodonta, 337, 338 * 



Triconodon ferox, jaw of, 338 * 



Trigger-fish, 151 * 



Trilophodon, 396, 397 * 



Trinacromerion, 218 *, 219 



Trionychidse, 241-242 



Tritemnodon, 341 * 



Triton tceniatus, foot development of, 

 178*; T, cristatus, 190*, 191, 192; 

 T. torosus, 192; T. virescens, 192 



Trituberculata, 338 



Trogon, 307 *, 308 



Tropic birds, 295 



Trunk-fish, 112, 151, 152* 



Tuatara (see Sphenodon) 



Tubulidentata, 346, 377. 378 



