INDEX 



5 2 5 



DuckS (Cont.} 



eider- (cont.) 



Scandinavian, iv 309. 



shoveller, i 176. 

 Duck-Bill, See Duck-Mole. 



Duck-Mole, or Duck-billed Platy- 

 pus, i 69, 70 (illust.), 143; " 44, 322; 

 iii 69-70, 475, 477-478; iv 211, 212, 



Duckweeds, iv 95. [481-482. 



Duct: 



- bile-, i 37. 



thoracic, i 42. 



Ductless glands, i 43. 



DugOng, i 102; ii 173-174 (illust.); iii 

 81-82, 490; iv 313-314. 



Dumble-Dor, i 368. 

 Dunlin, i 169. 

 Duyker-Boks, ii 365-366. 

 Dwellings of Animals (see also 



Nests), i 18; iii 349. 



annelids, ii 257-258; iii 358. 



arachnids, iii 373, 374~377- 



crustaceans, iii 368-369. 



echinoderms, iii 355, 356, 357. 



insects, ii 116; iii 380-381, 390-391, 

 392, 393, 400; iv 109-110, HI-II2, 

 115-117, 120, 122, 124, 125-126. 



mammals, iii 477-478, 480, 482, 483- 

 485, 491-492, 494; iv 135, 136-140. 



molluscs, iii 407-411, 414-417, 418. 



nemertines, iii 419. 



reptiles, iii 444, 447,^ 448. 



wheel-animalcules, iv 75. 



Dynastes hercules, i 368. 

 Dytiscus marginalis, i 367, 368; ii 



108-109, 439; iii 29; iv 16. 



E 



Eagle, fishing-. See Osprey. 



golden, i 174; iv6i, 369, 370 (illust.). 



white-tailed, i 174. 

 Eagles, i 152, 173-175: iv 347- 



Ear, i 56, 59; and see Hearing, organs 

 of. 



Ear-capsule, ii 386-387. 

 Ear-flap, i 57, 81, 98; Hi 74; iv 57. 

 "Earlet", i 82. 



Earth- Wolf, i 87, 91-92 (illust.); ii 15. 

 Earthworms, i 431, 467-468; ii 258- 



259, 328, 444-445; iii 3, 227-230 

 (ilust.), 360-361 ; iv 8-9, 29, 34, 40, 

 98, 329-330. 



Earwig, i 380-381 (illust.); ii 250, 359; 

 iii 167, 377-378 (illust.); iv 44, 358. 



"Eating-cells", ii 269. 



Echidna, i 70; H 43 , 44 ; Hi 475; iv 



aculeata, iii 475-477. [211-212. 



Echinococcus veterinorum, iv 



34 2 -343 (illust.). 



Echinodermata. See Hedgehog- 

 skinned Animals. 



Echinoidea, i 454. See also Sea- 

 Urchins. 



Echinomyia grossa, ii 119. 

 Echinopora gemmacea, i 475 



(illust.). 



Echinorhynchidse. See Thorn- 

 headed Worms. 



Echinorhynchus, i 449. 



gigas, i 449. [iii 92-93. 



Echinus esculentus, i 456; ii 412; 

 Echkiroidea (and Echiurus), i 433: 



ii 149-150, 410. 

 Eciton drepanophora, ii 105-106. 



hamata, ii 104-106; iv 120. 



Economic Zoology, i 15; iv 208-330, 



394-400. 

 Ectoderm, i 467, 468, 470-471, 474, 



484; iii 339, 342, 344, 345, 359; iv 6, 

 7, 8, 20, 24, 25, 30, 31, 33, 34, 35, 41, 



Ectoparasite, iv 7 6. [ 4 6, 47 . 



Ectosarc, i 492, 493 . 



Edentata, i 68, 136; ii 41-42, 178- 



180, 234, 322, 327, 341-342 ; iii 253- 

 257) 482; iv 421, 425, 430, 473-474- 



Edriophthalmata, ii 141-143. 



Eel, common, i 283 (illust.); ii 447-448; 

 iii 214, 433-434; iv 128, 274. 



conger, i 283; iii 434; iv 32, 274 

 (illust.). 



electric, ii 86, 87 (illust.). 



Mediterranean mursena, i 283-284. 

 Eels, i 283-284; iii 43, 272; iv 274, 285. 

 Eel-pout, i 279. 



Eel- Worm, beet, iv 363 (illust.). 



root-knot, iv 363. 



stem-, iv 363. 



Eel- Worms, iv 78; iv 362-363. 

 Efferent branchial vessels or 

 efferent gill arteries, i 242, 262. 

 Efferent nerve-fibres, i 51, 52; iv9- 

 Effodientia, ii 44. 



Efts, i 246. See also Newts. 

 Egg-bagS, iii 363, 373, 374. 

 Egg-capsules, Hi 378 (illust.), 412 



(illust.), 413, 418 (illust.), 424, (illust.). 



425 (illust.). 

 Egg-CellS, iii 335-337, 33 8 > 34, 344, 



345-347, 352, 353, 4Mi 478; iv 84, 85. 

 Eggers. See Moths, lappet-. 

 Egg-glue, iii 365, 368. 

 Eggs and Egg - producing or- 



amphibians, iii 434, 435 (illust.), 436, 

 437 (illust.), 438, 439 (illust.), 440, 441, 



annelids, iii 358, 360-361. [442. 



arachnids, iii 373; iv 196. 



ascidians, iii 421, 422. 



birds, i 151 (illust.), 161, 163, 188, 

 190; ii 285-286 (illust.); iii 346, 347 

 (illust.), 448, 449, 450, 451-452, 453 

 (illust.), 454, 455-458 (illust.), 461, 

 462, 464, 465, 466, 471; iv6o (illust.), 

 186, 187-188, 214, 246, 250. 



crustaceans, iii 362-363, 364, 365, 

 369; iv 298. 



fishes, i 264, 284; iii 346, 424, 425 

 (illust.), 426-427, 429-430, 432; iv 

 128, 263, 266, 268, 270, 272, 273, 275, 

 286-287, 450-45 1 - 



flat- worms, iv 185, 201, 202, 204. 



flukes, i 444. 



insects, i 350, 356-357, 35?, 361, 372, 

 373, 37 6 , 377, 378; ii 464, 466, 467; 

 iii 378-379, 380, 381, 382, 383 (illust.), 

 387, 389, 391, 392, 396, 398, 399, 400, 

 402, 403 (illust.); iv 72, no, IIT, 115, 

 118, 119, 126, 191 (illust.), 192, 193, 

 !94, 253, 254, 351, 354. 



king-crab, iii 369. 



lancelet, i 294. 



mammals, i 69; iii 475, 477, 478. 



molluscs, i 314; iii 404, 405-406, 41 1, 

 412-413 (illust.), 414, 417-418 (illust. . 



myriapods, iii 371-373- 



nemertines, iii 419. 



peripatus, iii 370. 



reptiles, i 216; iii 444, 445, 446, 447, 

 448; iv 214. 



tape-worms, i 442-443. 



thread-worms, iv 206. 



zoophytes, i 472, 479. 



Egg-SaCS, of Cyclops, i 420. 

 "Egg-tOOth", of embryo reptiles, iii 

 445, 446 (illust.), 447. 



Eider ducks, i 176. [iv 339 . 



Elaps corallinus, i 234; ii 79 , 303; 

 Elasipoda, iii 96-97; iv 447. 

 Elasmobranchii, i 257, 284-290. 



See also Sharks and Rays. 

 Elateridse. See Beetles, click-. 

 Elbow-joint, i 30. 

 Electric organs, of fishes, ii 86, 91. 

 Eledone moschata, i 315; ii 94 ; Hi 



418. 

 Elephant, African, i 103 (illust.); ii 



172; iv 242-243. 



Indian, i 103; H 172; iv 241-242, 243, 

 (illust.), 366, 367. 



Elephants, i 68, 102-103; " 171-172, 



321, 349-35; i 153, 49: iv 212, 

 241-243, 334, 373, 394, 395, 424, 47 2 - 



"Elephant "-shrew, i 8 3 , 8 4 (illust.); 



ii 37-38; Hi 197-198, 246. 



Elephas Africanus, i 103; H 172; iv 

 242-243. 



Indicus, i 103; ii 172; iv 241-242, 

 243, 366-367. 



primigenius, iv 394, 475. 

 Elk. i 112; iii 152. 



Irish, iv 474 (illust.). 



Elliot, H. w., iv 3 o 5 . 

 Elysia viridis, ii 292. 

 Elytra (sing. Elytron). 



annelids, i 429; ii 408. 



insects. See Wing-covers. 



Emarginula, ii 394- 

 Emberiza cirlus, i 156. 



citrinella, i 156. 



miliaria, i 156. 



shceniclus, i 156. 



Embryo (and see also Development, 

 Life Histories, &c.): [(illust.). 



amphibians, Hi 439 (illust.), 443 



fishes, iii 425 (illust.), 426 (illust.). 



lancelet, iii 344-345 (illust.). 



mammals, iii 477 (illust.). 



reptiles, iii 445, 446 (illust.). 



tape-worms, iv 205. 



vertebrates, i 62; ii 381-382 (illust.), 



zoophytes, Hi 340-341. [420-421. 

 EmbryolOgist, standpoint of, i 13-14. 

 Embryology. See Development. 

 EmeUS, i 187, 188-189; ii 354: iii 128, 



130, 449, 450. 



Empidse, iii 291. 



Empusa muscse, iv 76, 77 . [ 44 6. 

 Emys orbicularis, i 218; iii 54, 122, 

 Endoderm, i 467, 468, 470-471, 474, 



484, 490; ii 272; Hi 339, 342, 344-34 SI 



Endoparasite, iv 76. [iv 6. 



Endosarc, i 492, 493. 

 Endoskeleton : 



amphibians, 239, 251-253. 



birds, i 143-146, 186-187. 



fishes, i 259-261, 271. 



mammals, i 25-32, 66-67. [301. 



primitive vertebrates, i 295, 298, 299, 



reptiles, i 193-199, 205-207, 214-215, 

 229-230. 



Energy: 



actual or kinetic, i 44. 



potential, i 44. 



Engraulis encrasicholus, iv 265. 

 Enoicyla pusilla, iii 386. 

 Entellus Monkey, i 72-73 (illust.). 

 Entomostraca, i 410; ii 254-256. 



See also Crustacea, lower. 

 EoliS, i 326 (illust.); H 306, 357. 



