736 



INDEX 



Endoskeleton, 275 

 Endosporeae, 28, 46 

 Endosternite, 201, 275 

 Endostylar coelom, 395 

 Endostyle, 400, 404, 408, 427 

 Endothelium, 434 

 Engraulis, 489, 514 

 Enopla, 118 

 Enteropneusta, 386 

 Entomology, 233 

 Entomostraca, 204, 277 

 Entoplastron, 594 

 Entoprocta, 380 

 Entopterygoid, 477 

 Enzymes, 428 

 Epanorthidae, 663, 718 

 Epeira, 260, 261, 264, 265, 282 

 Ephemera, 252, 281 

 Ephemeroptera, 252, 281 

 Ephippium, 206 

 Ephydatia, 91 

 Ephyra, 78 



Epibranchial segment, 457 

 Epibranchial vessels, 430, 461 

 Epichordal, 547 

 Epicoracoid, 550, 575 

 Epidermal, 607 

 Epidermis, 137, 152 

 Epididymis, 164, 582 

 Epineural canal, 340, 346 

 Epi-otic, 476, 571 

 Epiphyses, 349, 650 

 Epiplastra, 594 

 Epipterygoid, 572 

 Epipubis, 533 

 Episternum, 550 

 Epistome, 377 

 Epithelial, 57 

 Epitrichial layer, 567 

 Equidae, 688, 689, 723 

 Equus, 687, 689, 723 

 Erethizon, 701, 705, 725 

 Erinaceidae, 670, 720 

 Erinaceus, 670, 720 

 Eryops, 602 

 Esocidae, 492, 514 

 Esox, 492, 514- 



Ethmoid region, 456, 475, 476 

 Ethmoturbinals, 647 

 Eucarida, 217 

 Euglena, 32, 33 

 Euglenoid, 33 

 Eulamellibranchiata, 325 

 Euphausia, 217 

 Euphausidacea, 278 

 Eurypterina, 275 

 Euscorpius, 271 

 Euspongia, 91 

 Eustachian pouch, 545 

 Eutermes, 253, 281 

 Eutheria, 656, 664, 719, 722 

 Euthyneura, 324 



Evolution, 12 



Excreta, 4, 5 



Excretion, 4 



Excretory organs, 5, 168 



Excretory system, of Arthropods, 192, 

 264 ; of Lumbricus, 147 ; of Platy- 

 helminthes, 92, 96, 104, 103; of 

 Kotifers, 123 ; of Vertebrates, 401, 

 438, 439, 441, 539, 556 



Exhalant, 89 



Exoccipital bones, 475, 530 



Exopodite, 179, 180, 188, 210 



Exoskeleton, 174, 175, 254, 284 



Exosporeae, 28, 46 



Expansion, 6 



Extensor muscle, 199 



Extrabranchials, 458 



Exumbrella, 62 



Eye, of Arthropods, 186, 209, 233, 

 271, of Lizzia, 63, 64 ; of Molluscs, 

 286, 320; of Vertebrates, 421, 436, 

 444 



Facial nerves, 426 



Faeces, 6, 430, 656 



Falciform embryos, 44 



Falcon, 634 



Falconiformes, 632, 634 



Fallopian tube, 658 



Fallow-deer, 698 



Families, 11 



Fascicles, 357 



Fat-body, 238 



Feathers, 607 



Feather-stars, 326, 361, 362, 363 



Felidae, 674, 720 



Felis, 674, 676, 720 



Female, 8 



Femoral vein, 535 



Femur, 236, 520 



Fenestra ovalis, 649 



Ferments, digestive, 5, 428, 429, 656 



Ferret, 677 



Fertilisation, 58 



Fiber t 704, 725 



Fibres of Miiller, 422 



Fibrils, 36, 152 



Fibula, 521 



Fibulare, 521, 652 



Field-mouse, 704 



Field-vole, 704 



Filaria, 131 



Filibranchiata, 324 



Fins, 314, 447, 452, 459, 460 



Firmisternia, 558, 559, 562 



Firth of Clyde, 169 



Fishes, 452 



Fish-lice, 212 



Fission, 7, 19, in Vorticella, 38; in 



Hydra, 58 



Fissipedia, 678, 720, 721 

 Five-fingers, 326 



