750 



INDEX 



Supra-angular, 498, 516, 575 

 Supra-occipital, 516 

 Supra-oesophageal ganglia, 173, 294, 



319 



Supra-pharyngeal ganglia, 148 

 Suprascapula, 532, 576 

 Supratemporal fossa, 575 

 Surinam toad, 558 

 Sus, 691, 724 

 Suspensorium, 530, 545 

 Swallow, 630, 633 

 Swan, 632 

 Sweat-glands, 638 

 Swift, 633 

 Sycon, 88 



Sylvian fissure, 647 

 Symmetry, bilateral, 296 

 Sympathetic nervous system, 425 

 Symphysis, 576 

 Synapta, 368 

 Synapticulae, 402 

 Synaptidae, 360, 368 

 Syncarida, 224, 279 

 Synchaeta, 125, 126 

 Syngamus, 131 

 Synotus, 708 

 Syringopora, 74 

 Syrinx, 624 

 Systemic arch, 537 



Tabanus, 258 

 Tabulare, 574 

 Tadpole, Ascidian, 406; of Rana, 



550, 557 



Taenia, 107, 108, 109, 110 

 Tail, 399 

 Talpa, 672, 720 

 Talpidae, 671, 672, 720 

 Tamandua, 666, 668 

 Tamias, 701, 705, 725 

 Tanaidacea, 222 

 Tape-worm, 107 

 Tapir, 687, 688 

 Tapiridae, 688, 723 

 Tapirus, 687, 723 

 Tardigrada, 283 

 Tarsale, 521 

 Tarsalia, 521 

 Tarsus, 236, 520 

 Tasmanian wolf, 662 

 Teat, 638, 680 

 Teeth, origin of, 454 j of Mammalia, 



642, 661, 672 

 Tegenaria, 262, 265 

 Teleostei, 474, 479, 496, 498, 513; 



classification of, 488, 513 

 Telosporidia, 48 

 Telson, 179, 214 

 Temnocephalidae, 101 

 Temporal arcades, 574 

 Temporal fossa, 618 

 Tendon, 262 



Tentacle sheath, 377 

 Tentacles, 49, 377; of Actinozoa, 69; 

 of Hydromedusae, 60; of Nereis, 159 

 Tentaculocyst, 76 

 Tenthredo, 256 

 Terebratula, 371, 375 

 Teredo, 308 

 Terga, 176, 231 

 Tergum, 150, 236 

 Terricolae, 157 

 Tertiaries, 611 

 Testicardines, 375 

 Testis, 53, 129, 154, 523 

 Testudinidae, 597 

 Testudo, 597, 605 

 Tetrabranchiata, 325 

 Tetranychus, 269, 282 

 Tetrao, 634 

 Tetrastemma, 117, 118 

 Textrix, 261 

 Thalamencephalon, 416 

 Thalamophora, 31, 46 

 Thalassicola, 40 

 Thalassochelys, 592 

 Thaliaceae, 411, 412 

 Theromorpha, 603 

 Thoracic, 488 

 Thoracic vertebra, 655 

 Thoracostraca, 215, 278 

 Thorax, 232, 233, 236 

 Thread-capsule, 53 

 Thread-worms, 127 

 Thrips, 253, 281 

 Thrush, 635 

 Thylacinus, 662, 717 

 Thynnus, 515 

 Thyrohyals, 550 

 Thyroid gland, 427, 4*8 

 Tibia, 236, 521 

 Tibiale, 521 

 Ticks, 268 



Tiedemann's bodies, 333 

 Tiger, 676 

 Tinamiformes, 634 

 Tinamou, 634 

 Tinamus, 634 

 Tipula, 43, 258 

 Toad, 519, 545, 549, 558 

 Tone, 434 

 Tongue, 535 

 Tongue-bar, 389 

 Toothed whales, 681 

 Torpedo, 470 

 Tortoise-shell, 591, 592 

 Tortoises, 568, 597 

 Torus angularis, 343 

 Trabeculae, 363, 414, 447 

 Trachea, 175, 230, 241, 263, 579 

 Tracheata, 230 

 Trachymedusae, 67, 75, 82 

 Tragulidae, 694, 698, 724 

 Tragulus, 724 



