llbjecl Index 



Fetal membranes, 291-295 



placenta, 295 

 Fetus, 294 



Fibers, afferent, 142, 179, 182, 211 

 ascending, 154, 169, 170 

 basilar, 692, 698 

 descending, 154, 169, 170 

 dilator, 286 

 efferent, 142, 179, 182 

 elastic, 321, 322 

 meridional, 202 

 motor, 160, 171 



muscle, 90, 142, 212, 214, 314, 315 

 circular, 26, 201 

 longitudinal, 26 

 radial, 201 



smooth, 154, 155, 185, 201 

 striated, 154, 156 

 nerve, 142, 153, 180, 272 

 afferent, 142, 179, 182, 211 

 efferent, 142, 179, 182, 717 

 olfactory, 713 

 parasympathetic, 178 

 postganglionic, 171, 178 

 preganglionic, 171, 178, 184, 219 

 sensory, 140, 160, 171, 184 

 somatic, 171, 182 

 sympathetic, 178 

 visceral, 171 

 suspensory, 202 

 of Tomes, 38, 39 

 tracts, 153, 708 

 Fibrin, 328 

 Fibrinogen, 328 

 Fibrocartilage, 324 



intervertebral, 109 

 Fibrocytes, 321 

 Fibula, 107, 131, 512 

 Filiform papillae, 670 

 Filoplumes, 507 



Filum terminale, 173, 177, 178, 595 

 Fimbriated ostium abdominale, 646 

 Fin-folds, 135 

 Fin-rays, 129 

 Finback whale, 765 

 Finches, 553 



Fingerprint patterns, 670 

 Fins, 93, 94, 198 

 caudal, 134 

 dorsal, 108, 134 

 lateral, 93 



median, 17, 134, 135 

 migration of, 378, 379, 380 

 paired, 416 



pectoral, 93, 94, 128, 130, 133, 135, 420 

 pelvic, 93, 128, 133, 135, 438 

 Fish(es), 13, 16, 22, 220, 222, 229, 283, 284, 

 287, 562 

 amphibians compared with, 459-461 

 ancient, 421 



bony, 113, 123, 126, 127, 129, 133, 198, 

 216, 233, 234, 237 (see also 

 Toleostei) 

 carplike, 433 

 circulatory system of, 65, 70, 72, 77 



Fish(es) — (Continued) 



classification of, 420-422 



development of, 276, 278, 279 



evolution of, 791 



flying, 435, 798, 799 



ganoid, 113, 120, 276, 436, 437 



heart of, 622 



kidney of, 79, 85 



lobe-fin, 420 



morphology of, 416-442 



muscles of, 89, 91, 93, 94, 96, 97, 99, 100 



nervous system of, 145, 151, 156, 159, 

 164, 165, 173, 191, 195, 196, 197, 

 198, 207, 208, 210, 214 



ray-fin, 420 



reproductive system of, 233, 234, 238- 

 241, 244, 245 



respiratory organs of, 59 



scales of, 50, 51, 424 



sharklike, 28, 29, 47, 111, 113, 118, 127, 

 169, 207, 217, 224, 274 (see also 

 Elasmobranch) 

 classification of, 422-424 , 



skeleton of, 101, 107, 113-115, 122, 125, 

 126, 133, 136 



tails of, 423 



teeth of, 50-53, 55 

 Fissipedia, 747 

 Fissure, 704 



choroid, 273 



of Sylvius, 706 



ventral, 152, 153 

 Flamingos, 545 

 Flatfishes, 14, 15 

 Flatworm(s), 142 

 Flavors, 679 

 Flexors, 94, 96 

 Flexure, cephalic, 144 



cervical, 144 



pontine, 144 

 Flight, adaptations for, 504, 505 



coordination of, 535 



feathers for, 509 

 Flightless birds, 553-555 



rails, 555 

 Flipper, whale, 373 

 Flocculus, 712 

 Flounder, 16 

 Flycatchers, 553 

 Flying birds, 542 



fishes, 435, 798, 799 



foxes, 739 



frog, 799 



lemur, 736, 738 



lizard, 800 



mammals, 369, 370, 775, SOO 



membrane, 369, 370 



squirrel, 775 

 locus, 206 

 Fold(s), genital, 659-661 



marsupial, 650 



metapleural, 403 



scrotal, 659 



ventricular, 614 



vocal, 614 



