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INDEX. 597 
Epileptic fits, 473 Flying Phalanger, 668. 
Epithelium, ure of, 40; action of, —— Squirrel, 668. 
in secretion, 41, 42, 355. Follicles, of mucous mem 41. 
Eunice, 314. — of glands, 42, 355, 356. 
Eustachian tube, 516, 517. F . 7, 8; derived from 
Evaporation from surface, 370—373; 
effects of, 372, 373. 
Excretiox, objects of, 345—351; mate- 
of, formed in the blood, 351; effects 
aberration 
adaptation of to distance, 550, 551; 
limits of vision by, 554; common sen- 
sibility of, 571; long and near-sighted, 
552, 553; peculiar structare of, in 
Articulata, 573—575; deficient in some 
Vertebrata, 572; rudiments of, in the 
lower animals, 575. 
Eyelids, uses of, 537. 
PF. 
Face, bones of, 690—623; muscles of, 
624. 
Facial angle, 719, 720. 
Pat, structure and uses of, 46,412; de- 
position of, 157, 162; of blood, 232, 
241. 
Fatigue, sense of, 595. 
Fertilization of ovum, 732, 734, 736. 
Fibre, muscular (see Muscular Fibre). 
Fibres, of nerves (see Nerves). 
Fibrin, composition and properties of, 
17,18; uses of in blood, 236—240. 
FIsHEs, general structure of, 88—91; 
teeth of, 188; circulation in, 286; re- 
spiration in, ‘317, 318; air-bladder of, 
324; luminousness of, 396; heat of, 
509; ve column 629, 630; 
movements of, 666, 667; reprod: 
of, 754, 755, 759. 
Pligh' 
in Man, ae 
— Lemur, 668. 
‘ood of Animals 
Plants,144—147; from Animals, 148— 
150; chemical nature of, 153, 154, 164; 
mineral its of, 166, 167. 
- ingredien 
— demand for, 140, 141; economy 
of, 165 
Food-yolk, 736, 752, 754. 
of, 648, 649. 
xperiments on 
system of, 466, 468; eggs of, 755; de- 
velopment of, 756 
Pulgoride, luminousness of, 400; sound 
emitted by, 679. 
G. 
Gall-bladder, 362. 
Galloping, 660. 
Galvanic electrici of, 583. 
Ganglia, 61 (see Wereous 
— of special sense, functions of, 
475—479. 
— a 453—456. 
Gases, poisonous, 335. 
GasTEROPoDA, 107, 108, 112; palate of, 
189 ; circulation in, 290; 
respiration in 
316; nervous apenas of, 438; develop- 
ment of, 752. 
19; 
meet ee gt seaman Alo 
Gelatinous nerve-fibres, 60. 
— principles of food, 
tination of, 159. ge 
multiplication 
a ef ncaa 725; of doops 
of Medusz, 726, 741; of 
dermata, 726, 741; of - 
744; of Mollusca, 728; of voseehoaae, 
tagonism of, 
mation, 735; ’ simplest form of, 734. 
Germ-celis of plants, 724; of animals 
732. 
Germ yolk, 736, 752, 754. 
