INDEX 



->S9 



Enlosternitc, 389 

 Entovalva, 30S 

 Entwicklungsmer hanik, 3 

 Environment, inllueme of, 



47 

 Enzymes, 96 

 Eohippus, 569 

 Eozoon, 164 

 Epaxial muscles, 454 

 Epeira, 396 

 Ependyma, 114, 467 

 Ephemera, 420 

 Ephippium, 366 

 Ephydalia, 205 

 Ephyra, 221 

 Epibdella, 244 

 Epiblast, 146 

 Epidermis, 91, 450 

 Epididymis, 2S3, 4S9 

 Epigenesis, 12 

 Epiglottis, 4S2, 555 

 Epitoke, 275 

 Epimeral plates, 3S4 

 Epimerite, 1S6 

 Epiotic, 45S 

 Epipharynx, 405 

 Epiphragra, 327 

 Epiphysis, 470 

 Epipleurals, 509 

 Epipodite, 361 

 Epipodium, 325 

 Epipterygoid, 529 

 Episternum, 464, 513 

 Epistropheus, 522 

 Epistylis, 197 

 Epitheca, 229 

 E[jithelial muscle. Si 

 Epithelium, 64 



germinal, 70, 107 

 Epizoanthus, 15S, 231 

 Equatorial plate, 60 

 Equus, 568 

 Erax, 431 

 Erethizon, 566 

 Ergatoids, 417 

 Ergatomorphs, 417 

 Erinacidje, 564 

 Erichthus, 376 

 Erigone, 396 

 Ermine, 565 

 Errantia, 277 

 Erythroneura, 428 

 Eschara, 287 

 Esocidae, 510 

 Esperia, 205 



Essence of pearl, 494 

 Estheria, 366 

 Ethmoidalia, 4^8 

 Ethmoid bone, 459 

 Euconous eyes, 356 

 Eucopepoda, 361) 

 Eucrinoidea, 302 

 Eucyrtidium, 177 

 Eudendrium, 210, 217 

 Eudoxia, 155 

 Euflagellata, 1S4 

 Euglena, 1S4 

 Eugyra, 446 

 Euisopoda, 3S6 

 Eumeces, 530 

 Eunectes, 531 

 Eunice, 275 

 Eunicidje, 277 

 Eupagurus, 381 

 Euphausiidce, 376 

 Euplectella, 205 

 Euplexoptera, 421 

 Eupyremc, 73 

 Euryalidos, 299 

 Eurypterida, 3S8 

 Eurypterus, 388' 

 Euselachii, 506 

 Euspongia, 205 

 Eustachian tube, 479 

 Eusuchia, 532 

 Eutainia, 531 

 Evadne, 366, 368 

 Everyx, 433 

 Evolution, convergent, 158 



theory of, 14 

 Excreta, 65 

 Excretory organs, 104 



of vertebrates, 4S6 

 Exites, 361 

 Exoccipital, 458 

 Exoccetidce, 510 

 Exopodite, 360 

 Extracapjsulum, 175 

 Exumbrella, 211 

 Exuviation 350 

 Eye-muscle nerves, 472 

 Eyes, 119, 354, 475 



Facial nerve, 471 

 Fairy shrimp, 366 

 Falciform spores, 18S 

 Falcons, 544 

 Farrea, 205 

 Fasciolaria, 246 

 Fat body, 409, 518 



Faunal regions, 160 

 Favia, 231 

 Favositida;, 230 

 Feathers, 533 

 Feather tracts, 534 

 Fecampia, 241 

 Fecundation, 134 

 Felis, 565 



Femoral pores, 521 

 Femur, 405, 465 

 Fenestra rolumla, 525 

 Ferments, 06 

 Fertihty of hyljrids, 22 

 Fertilization, 134 

 Fertilization and rejjroduc- 



tion, 149 

 Fiber, 566 

 Fibrin, 78 

 Fibrous connecti\'e tissue, 



75 

 Fibula, 465 

 Fibulare, 465 

 Fiddler crab, 3S2 

 Filaria, 2 68 

 Filar substance, 53 

 Filibranch, 320 

 Finback, 572 

 Finches, 544 

 Fins, 462, 497 

 Fire flies, 424 

 Firmisternia, 520 

 Firmisternous, 513 

 Fishes, 493 

 Fish hawk, 544 

 Fissilinguia, 529 

 Fissipedia, 565 

 FissureUida;, 333 

 Fissures of cord, 468 

 Flabellum, 361 

 Flagella, 65, in 

 Flagellata, iSi 

 Flagellated epithelium, 65 

 Flame cells, 105 

 Flamingo, 344 

 Flat fish, 511 

 Flat worms, 238 

 Fleas, 431 



beach, 384 

 Flesh flies, 431 

 Fhes, 430 



black, 430 



bot, 431 



blow, 431 



caddis, 422 



crane, 430 



