INDEX 



625 



Epipharyngeal groove, 424 



Epiphysis, 497, 503 



Epipodite, 366 



Epistoma, 363 



Epistylis, 277 



Epithelial cells : columnar, 107 ; 

 ciliated, 109 ; glandular, 130 

 et seq. ; squamous, no ; strati- 

 fied, 128 



Epithelium, 109, 319 ; ccelomic, 

 330 (and see Peritoneum) : 

 deric -see Epiderm ; enteric, 

 330 (and see Endoderm) 



Equilibration, organ of, see 

 Auditory organ 



Equivocal generation, see Abio- 

 genesis 



EUGLENA : occurrence and gene- 

 ral characters, 251; movements, 

 251 ; structure, 251 ; nutri- 

 tion, 254 ; resting stage, 254 ; 

 reproduction, 254 ; animal or 

 plant ? 255 ; practical direc- 

 tions, 259 



Eustachian tube or recess, 17, 

 189, 512, 536 



Eustachian valve, 523 



Evolution : organic, 221, 

 293 ; of animals and plants, 

 258 



Excretion, 148, 150, 235 



Execretory organs, see Kidney 

 and Nephridium, and compare 

 Contractile vacuole 



Exopodite, 364 



Exoskeleton : cuticular, 313, 

 369, 398 ; dermal, 434, 444 ; 

 epidermal, 482, 484 



Expiration, 143 



Extra-cellular digestion, 234, 



305 



Eye : Frog, 5, 181 ; Nereis, 351, 

 353 * Crayfish, 380 ; Lancelet, 

 424; Dogfish, 465 ; Rabbit 

 486, 534 ; development in 

 Vertebrates, 593 



Eye : compound, 380 



Eyelids, 5, 432, 486 



Eye-muscles, see Muscles of 

 eye 



Eye-spot : Euglena, 254 ; Lance- 

 let, 424 

 Eye-stalks, 363, 380 



Fabellae, 504 



Facet, 38 



Faeces, 8 



Family, 218 



Fascia, 18, 59 



Fat-body, 23 



Fats, 72" 



Femur, 51, 504 



Fenestra ovalis, 46, 189, 492, 536 



Fenestra rotunda, 493, 536 



Ferment, fermentation : amylo- 

 lytic, 74 ; peptonising or pro- 

 teolytic, 74 ; putrefactive, 

 256, 257 



Fertilisation, 197, 566, 572 ; and 

 see also Conjugation, and 

 under development of various 

 types 



Fibrin, 107 



Fibula, 51, 504 



Filum terminale, 155, 532 



Fingers, see Digits 



Fin-rays, 422, 430, 441-443 ; 

 dermal, 442 



Fins : Tadpole, 207 ; Lancelet, 

 421 ; Dogfish, 433, 441 



Fishes, see Pisces 



Fission, 106, 198, 236, 250, 268, 

 273, 283 ; multiple, 237, 254, 

 283, 286 



Fissures of spinal cord, 155 



Fixing, directions for, 136 



Flagellata, Flagellate Infusoria, 

 261, 292 



Flagellum, 242, 251, 256, 303 



Flocculus, 493, 530 



Foetus, 541 



Follicle, ovarian, see Ovisac 



Fontanelle, 44, 436 



Foods, 67, 72 



Foot, of mussel, 397 ; and see Pes 



Foramen : lacrymal, 494 ; inter- 

 vertebral, 38, 440, 498 ; mag- 



