708 



NDEX 



Epibranchial chamber. See Suprabranchial chamber 



Epidermis, 142, 302, 367, 368 



Epididymis, 538, 540 



Epigastric artery, 314 



Epiglottis, 456, 457 



Epinephrine, 444 



Epiphysis, of brain, 307, 310 



of bone, 382 

 Episternum, 305 

 Epithehal tissue, 70 



ciHated cokimnar, 69 



cokimnar, 69 



cuboidal, 69 



stratified, 69 

 Equatorial plate, 552, 553, 554 

 Equus, 656, 657 

 Erectile tissue, 540 

 Erepsin, 464 



Erythroblastosis fetalis, 512 

 Erythrocyte, 492, 506, 507, 508 

 Eskimo, 360 

 Esophagus, 191, 192, 212, 225, 256, 258, 311, 312, 



456, 457 

 Esterase, 428 

 Estrogen, 439, 440 

 Estrus, 440 

 Eucijpris, 204 

 Eugenics, 616-620 

 Euglena, 121, 122, 383, 384, 396 

 Eunice viridis, 189 

 Eunuch, 437 

 Euplectella, 137 

 Euplotes, 133, 135, 393 

 Eunjpelma. See Tarantula 

 Eurypterid, 287 

 Eustachian tube, 310, 312 

 Evolution, convergent, 398, 660-663 



divergent, 660-663 



past and present, 623-648 



rate, 646, 647, 648 



theories and mechanism, 649-669 

 Excretion, 82, 521 

 Excretory systems, crayfish, 214 



earthworm, 194 



frog, 318-319 



grasshopper, 225, 228 



lobster, 214 



man, 521-528 



planaria, 162, 163, 164 

 Exopod, 210 

 Exoskeleton, 200 



Experimentation, evolution through, 663-664 

 Expiration, 479, 480 

 Extension, muscle, 384, 385 

 Extensor cruris, 304 

 Extensor dorsi communis, 304 

 External buds, 138, 139 

 External oblique, 304, 386 

 Extraembryonic membrane. See Allantois and 



Amnion 

 Eye, compound, 224, 225 



crayfish, 218, 219 

 defects, 402, 403 

 honeybee, 235 



human, 398-403, 660 



lobster, 218, 219 



Neanthes, 187, 188 



planaria, 164 



simple, 224, 225 



vertebrate, 398-403 

 Eye brush, 230, 231 

 Eye spot. See Stigma 



Facet, 218, 219 



Facial angle, 377 



Facial nerve, 307 



Fairy shrimp, 204 



Family, 107 



Fang, rattlesnake, 329 



Farsightedness. See Hyperopia 



Fat, 464 



Fat body, 314, 315 



Fatigue, 399 



Fatty acids, 41 



Feathers, 369, 370 



Feeble-mindedness, 613-615 



Femur, 222, 223, 305, 306, 376, 381 



Fertilization, 441, 541, 542, 571 



Fetus, 542 



growth of, 578, 579 

 Fibrin, 506 

 Fibrinogen, 507 



Fibula, 376, 382 



Fibulare, 305 



Filtration, 525 



Final host, 168 



Finger prints. See Friction ridges 



Fish, breathing sytem of, 476 



Fistula, 459 



Flagella, 66, 67, 121 



Flame cell, 162, 163, 164 



Flexion, muscle, 384, 385 



Flight, bee, 231 



Fluke, 166 



Fluta alba (swamp eel), 91 



Focal length, 399 



Focus, 399 



Folic acid, 472 



Fontanelle, 378 



Food, 468-474 



Food chain, 94, 95 



Food cycle, 95 



Food vacuoles, 38, 110, 111, 115, 116 



Foot, 253, 254 



Foramen, magnum, 306, 378 

 ovale, 544 



Foraminifera, 128 



Fossils, 624-632 



Fovea centralis, 398, 401 



Friction ridges, 368 



Frog, 298-320 



Frontoparietal, 305 



Fruitfly. See Drosophila 



Galen, 6, 7 



Gall bladder, 311, 453, 462 

 See also Bile 



