636 



INDEX 



Staining, directions for, 137 



Stalk of Vorticella, 269, 272 



Stapes, 46, 189, 492, 536 



Starch, 72, 243, 252 



Starfishes, 414 



Statocyst, 315, 381, 409 



Sterilised infusions, 289 



Sternal canal, 363 



Sternebrae, 500 



Sternum, 16, 47, 361, 486, 500 



Stigma, 254 



Stimulus, various kinds of, 62 



Stock, see Colony 



Stomach, 22, 70, 401, 445, 512 



Stomoda^um, 203, 384, 445, 447, 



597 



Struggle for existence, 226 



Submucosa, 130 



Substitution of organs, 209 



Sucker, 203 



Superficial or peripheral seg- 

 mentation, 575 



Supination, 501 



Supporting lamella, see Meso- 

 glcea 



Suprarenals, 447 ; and see 

 Adrenals 



Suspensorium, 40, 438 



Sutures, 50, 487 



Swimmeret, see Pleopod 



Symbiosis, 304 



Sympathetic, see Nerves 



Symphysis, 496, 503 



Syn-cerebrum, 380 



Synovial capsule, 56 



Systemic arch, 80, 452, 523 



Systole : of heart, 90 ; of con- 

 tractile vacuole, 266 



Tactile organs, 179, 353, 382, 533 

 Tadpole, 9, 203, et scq. 

 Tail, 9, 209, 432, 483, 484 

 Tape-v/orms, 412, 545 

 Tapetum, 556 

 Tarsus, 51, 504 

 Taste-organs, 180, 509, 534 



Teasing, directions for, 123 



Teats, 486, 506 



Teeth, 17, 434, 444, 509 



Telencephalon, 590 



Teleostomi, 431 



Telolecithal ova, 574 



Telson, 361 



Tendon, 59 



Tentacles, 295, 309, 314, 315, 351 



Tergum, 361 



Testis, see Spermary 



Tetrad, 568 



Thalamencephalon, see Dience- 



phalon 

 Thigh, 5 



Thoracic duct, 528 

 Thorax, 361, 483, 486, 506 

 Thread-cell, see Nematocyst 

 Thymus, 447, 507, 519 

 Thyroid, 447, 520 

 Thyroid, cartilage, 517 

 Tibia, 51, 504 

 Tibio-fibula, 51. 

 Tissues, enumeration of, 31 

 Toad, see Bufo 

 Toes, see Digits 

 Tongue, 8, 17, 445, 509 

 Tonsil, 507 

 Trabeculae cranii, 605 

 Trachea, 506, 517 

 Transverse process, see Vertebra 

 Trichocyst, 267 

 Trimorphic, 318 

 Triploblastic, 311, 322, 332 

 Trochanter, 504 

 Trochlea, 501 

 Trochosphere, 354 

 Trophoblast, 586 

 Trophozoite, 286 

 Trunk, 4, 432, 484 

 Trypanosoma, 284 

 Trypsin, 74 

 Tubercle, and Tubercular facet, 



498, 500 



Tuberosity, 501, 503 

 Tunicata, 421 

 Turbinals, 493, 534 

 Tympanic cavity, membrane, 



and ring, 5, 45, 189, 536 

 Typhlosole, 335, 401 



