INDEX. 



679 



Elaphodus, 589 l . 



Elapognathus, 370 2 . 



Elapoides, 367 l . 



Elapomoius, 369 1 . 



Elapomorphus, 369 '. 



Elapops, 369 1 . 



Elapotinus, 369 ] . 



Elaps, 370 2 , 371. 



Elasmobranchii, 118; 

 deep sea, 118 ; osse- 

 ous tissue, 122. 



Elasmosaurus, 398 1 . 



Elasmotherium, 601 2 . 



Elassoma, 234 1 . 



Electrical organs of 

 fishes, S3. 



Electric cat-fish, 222 1 . 



Electric eel, 218 1 . 



Electrophorus, 218 1 . 



Eleginus, 233 1 , 243 2 . 



Eleotris, 241 1. 



Elephant, sea, 627 2 . 



Elephas, 569, 571, 572. 



Elginia, 400 1 . 



Eligmodontia, 634 l . 



Eliomys, 633 1 . 



Eliurus, 634 1 . 



Elk, Irish, 589 2 . 



Ellipesurus, 154 2 . 



Ellobius, 634 1 . 



Elopichthys, 220 2 . 



Elops, 214 2 . 



Elosia, 31 1 2 . 



Elotherium, 582 >. 



Elseya, 414 2 . 



Elvers, 223 2 , 224 2 . 



Emballonura, 648 1 . 



Emberiza, 478 1 . 



Emeu, 433, 458 1 . 



Emmelichthys, 236 1 . 



Emyda, 415. 



Emydura, 414 2 . 



Emys, ^6', 41 1,413 2 . 



Enaliornis, 459 2 . 



Enamel, Cetacea, 560. 



Enamel organ, 506. 



Encheliophis, 227 2 . 



Enchelycore, 225 1 . 



Enchodus, 225 2 . 



Endostyle, 22, 23, 39, 

 43. 



Engraulis, 214 1 . 



Engystoma, 312 1 . 



Engystomops, 310 2 . 



Enhydra, 624'. 



Enhydrina, 370 1 . 



Enhydris, 370 1 . 



Enneacanthus, 234 1 . 



Enophrys, 242 2 . 



Entelops, 545 l . 



Entepicondylar fora- 

 men, 331, 491. 



Enterocoelic, 7. 



Enteropneusta, 1, 3. 



Enyalioides, 351 1 . 



Enyalius, 351 ] . 



Enygrus, 365 2 . 



Eohippus, 599 !. 



Eonycteris, 646 2 . 



Eos, 470 2 . 



Eosphargis, 412 2 . 



Epalzeorhynchus, 219 2 . 



Epanorthus, 538 1 . 



Ephippion, 247 2 . 



Ephippus, 237 1 . 



Epibranchial, 130. 



Epibulus, 238 1 . 



Epiceratodus, 259. 



Epicoracoid, 271. 



Epicrates, 365 2 . 



Epicrium, 291. 



Epididymis, Reptilia, 

 328. 



Epigonus, 234 2 . 



Epihippus, 599 1. 



Epinephelus, 235 1 . 



Epinnula, 238 2 . 



Epiphysis cerebri, 69, 

 70. 



Epipterygoid, 319. 



Epipubis, 377. 



Episternum, Mammalia, 

 490. 



Epistropheus, 373. 



Epomophorus, 646 1 . 



Eq. = equator. 



Eques, 235 2 . 



Equula, 239 2 . 



Equus, 594 2 , 591, 595, 

 598 ; ancestry of, 599. 



Eremias, 353 1 . 



Eremophilua, 222 l . 



Erethistes, 222 1. 



Erethizon, 635 2 . 



Eretmosaurus, 398 l . 



Ericulus, 641 !. 



Ericymba, 219 2 . 



Erilepis, 242 l . 



Erimyzon, 218 2 . 



Erinaceus, 498, 639 2 . 



Eriodes, 657 2 . 



Erismatura, 463 ] . 



Erithacus, 475 2 . 



Ermine, 624 2 . 



Erne, 463 2 . 



Erpetosaurus, 382 l . 



Erythrichthys, 236 1 . 



Erythrinus, 200, 217 1 . 



Erythrolamprus, 369 1 . 



Erythromachus, 466 1 . 



Eryx, 365 2 . 



Esociformes, 225. 



Esox, 197, 208, 225 2 ; 

 lateral line, 82. 



Esthonyx, 60S 1 . 



Eteirodipsas, 369 l . 



Etelis, 235 2 . 



Etheostoma, 234 2 . 



Ethiop. = Ethiopian. 



Ethmo-palatine liga- 

 ment, 129. 



Ethmoidal, 60. 



Etmopterus, 152 2 . 



Etroplus, 237 2 . 



Etrumeus, 214 1 . 



Euanemus, 221 2 . 



Eublepharis, 349 2 . 



Eucalia, 229 1 . 



Euchoreutes, 634 2 . 



Eucinostomus, 236 1 . 



Euctenogobius, 241 1 . 



Euderma, 647 2 . 



Eudiastatus, 657 2 . 



Eudocimus, 461 -. 



Eudromia, 464 1 . 



Eudromias, 467 J . 



Eudynamis, 470 1 . 



Eudyptes, 460 2 . 



Euelephas, 571 2 . 



Euglyptosternum, 221 2 . 



Eugnathichthys, 217 2 . 



Eugnathus, 180. 



Eulabeornis, 466 1 . 



Eumeces, 354 1 . 



Eumicrotremus, 242 2 . 



Eunectes, 365 2 . 



Euoxymetopon, 239 J 



Eupetaurus, 632 2 . 



Eupleres, 620 2 . 



Eupomotis, 234 1 . 



Euposaurus, 334. 



Euprotogonia, 611 1 . 



Euprotomicrus, 152 2 . 



Eur. = European. 



Eurostus, 368 2 . 



Eurydactylus, 349 1 . 



Eurylaemus, 474 2 . 



Eurynotus, 170. 



Eurypharynx, 225 1 . 



Eurypyga, 466 2 . 



Eurystole, 231 2 . 



Eurystomus, 471 l . 



Euspondylus, 352 2 . 



Eustachian tube, birds, 

 427, 429 2 ; Chelonia, 

 410 ; Crocodilia, 376, 

 377. 



