INDEX TO ZOOLOGY. 



rutilus, &c., 



Hang nests, the, 355. 



Hapale, 15, 494. 



Hapalotis. 464. 



Harelda glacialis, 386. 



Harengula spiattus, 209 



Hares, the, 455-457. 



Harlaniis, 442. 



Harlequin, the, 386. 



Harpa, 87. 



Harpactes malabaricus 

 323. 



Harpactin<B, 323. 



Harpagmotherium canadeuse, 433. 



Hai'pagus, 302. 



Harpoirodon, 48P. 



Harpvta, 305, 479. 



Harriers, the, 308. 



Harry-long-legs, spider-like animals so 

 called, 125. 



Haustellata, derivation of the term, 

 137. 



Hawfinch, the, 356. 



Hawk owls, the, 314. 



Hawks, the, 302, 306, 307-309, 319, 

 320. 



HawksbiU turtle, the, 289. 



Head, the, of insects, and its appen- 

 dages, with scientific terms refer- 

 ring to the ditferent parts, 135, 136. 



Head-fish, the, 232. 



Hedgehog, the, 475. 



Helaniys eafifer, 460. 



Heliciua, 90; helicin?e, 91 ; helLx, ib. 



Heliornis surinamensis, 387. 



Heliothis delphinii, 180. 



Helminthes, general characters of the, 

 42, 43 ; classification of the, by Du- 

 veruoy, 43, 44 ; manner of life of, 

 44 ; helminthophyta, ib. 



Helocera, 155. 



Heloderraa horridum, 281. 



Helophilus, 194. 



Helophoridsp, 154. 



Helopidce, 160. 



Helotarsus ecaudatus, 305. 



Hemerobiidae, 108. 



Heniicardium cardissa, 73. 



Hemidactyla, 280. 



Hemidactyhum, 255. 



Hemipristis, 243. 



Hemiptera, 13, 143, 184. 



Heptanchus, 242. 



Herbivora, 412, 429. 



Hercyna palliotalis, 180. 



Hermella, 101. 



Herons, the, 379, 380. 



Herpestes, 487. 



Herring, the common, 209 ; immense 

 shoals of, 209, 210 ; account of the 

 herring fishery, 210, 211. 



Hersilia caudata, 129. 



Hesperia, 184. 



Hesperomys, 464. 



Hessian fly, the, 193. 



llft*rius brunneipennis, 1.56. 



Heterocephalus, 464. 



Heterocera, 179. 



Heterocerci monopterygii, 237. 



Heteroceridcf, 154. 



Heterodon, 408, 428; H. niger, &c., 

 470. 



HeterodontidsB. 420, 428. 



Heteromeles, 273. 



Heteromera, 151, 152, 159. 



Hcteromorpha, 134. 



Heteromys, 461,462. 



Heteropodu, 10, 77. 



Heteroptera. 184, 185. 



Heteropus, 273, 413. 



Jleterotberiura, 419. 



Hexanchus, 242. 



Hexaprotodon, 436. 



Hierax ccerulescens, 300, 302. 



Hiester, Dr., account of the bacteria 

 femorata by, 164, 165. 



Himantopus albicollis and nigricoUis, 

 381. 



Hinuites, 63. 



Hinnus, 444. 



Hipparchia semele, galathea, &c., 

 184. 



Hipparion, 44.5. 



Hippinie, 115. 



Hippoboscidas, 196. 



HippocampidsB, 232; hippocampus, 14, 

 232. 



ICONOGRAPHIC 



I Hippoglossus, 219 ; H. vulgaris, 220. 

 Hipnopotamidce, 435; hippopotamus, 



435, 430. 

 Hippopus, resemblance of, to tridacna, 



72. 

 Hipiwtherium, 444. 

 Hipjiolhoa, 54. 



Ilirudo, II ; H. officinalis, &c., 97. 

 HirudinidcP, 96. 

 Hirundinida?, the, 316; hirundiniujp, 



317. 

 Hinmdo rufa, lunifrons, rustica, &c., 



317, 318. 

 Ilisler, 156; histeridae, ib. 

 Ho.ozin, the crested, 300. 

 Hobby, the, 302. 

 Hogg, views of, as to the nature of 



sponges, 16. 

 Hogs, the, 441, 442 ; cause of measles 



in, 45. 

 Holocanthus, 228. 

 Holocentrum lons;ipinne, 222. 

 Holocephali. 2115, 240. 

 Hololepta, 156. 

 Holoptychii, 239. 

 Holopus rangii, 38. 

 Holostei, 234, 237. 

 Ilololhuria, 10. 

 Holothuridea, 41. 

 Holoway, the, 497. ^ 

 Homo, 15 ; H. diluviBestis, 253. 

 Homolina>, 115. 

 Homomorpha, 134. 

 Homoptera, 184, 185. 

 Homopus, 287. 

 Honey buzzard, the, 306. 

 Honey creepers, eaters, and suckers, 



330. 

 Honey guides, the. 365. 

 Hooded snake, the, 267. 

 Hoodlbug, the, 168. 

 Hoopoes, the, 326. 

 Hopiophorus, 408. 

 Horiida\ 159. 

 Hornbilis, the. 300. 

 Honifd IVci-, the, 278. 

 Horned owls, tlie, 312. 

 Horned |)out, the, 216. 

 Hornet, ihe, 175. 

 Horns, the shedding and growth of, 



393, 394. 

 Horse, the, 443. 

 Horse mackerel, the, 226. 

 Horse wliale, the, 432. 

 HuMiminu-birds, 178, 182, 328 et seq. 

 Hviena, 15, 490; hya^nidae, ib. 

 Ilya-nodon, 487. 

 Hvalai'a, 77; hyalieidae, ib. 

 Hybodus, 243. 

 Hvdra, 9 ; H. grisea, fusca, and viridis, 



27. 

 Hydrachna, 124; hydrachnidse, ib. 

 Hydradephaga, 153. 

 Hydrarchida', 482; hydrarchos, ib. 

 Hvdrarifira, 214. 



Hydridie, 263, 268 ; hydrus, 268. 

 Hydrocanthari, 1.53. 

 Hydrochierus, 458. 

 Hydroida, new arrangement of the, 



25; characters of the, 20; hydrida> 



and hydra, ib. ; structui'e and habils 



ofthehydra. 26, 27. 

 Hydrometra, 142, 188 ; hvdrometridse, 



188. 

 Hydromys, 404. 



Hvdroptiilida^ 154; hydrophilus. ib. 

 IlVilropsvclie, 109. 

 lly.lrostalii-:i, 10. 

 il) la veisicolor, viridis, &c., 259; hy- 



ladcP, 257, 259. 

 HvUeosaurus, 285. 

 Hvlacles, 335. 

 llvlobates agilis, 497. 

 Hvloaale, 474. 

 Hvlonivs. 474. 



Hymenoptera, 13, 132, 137, 143, 169. 

 Hynobius, 250. 

 Hyops, 441. 

 Hyotherlum, 440. 

 Hypena rostralis, 180. 

 HypirinidiP, 1 14. 

 Hy|)eroodon, 428. 

 Hypobranehia, 80. 

 Hvponomeuta, 179. 

 Hypopus, 123. 

 Hypsaiidie, 214. 



ENCYCLOPAEDIA. VOL. II. 60 



Hypsiprjmnus, 413. 

 Hypuda'us, 404. 

 llyracotherlnm, 440. 

 H\racid;i', 439; hyrax, 439, 440. 

 llyslei-opus, 273. 

 llysljicida>, 457; hystricina, 460. 

 Hystrix cristatus, 401. 



lacchus, 494. 



Ibis rubra, alb.a, &,c., 381 ; the ibises, 

 380. 381. 



Ibycler, 300. 



Ichneumon, 171,487; ichneumonidae, 

 171. 



Ichthyia; tus, 305. 



Ichthyology, eaily works on, 2 ; vari- 

 ous classifications of fishes, 200-205. 



Ichthyosaiu-us, 14, 284. 



Icteria viridis, 343. 



Icterina', 354 ; icterus baltimore, 355. 



Ictides, 483. 



Ictinia plumbca, 306. 



Idoteidif, 112. 



Iguana, 14, 278 ; iguanidae, 277. 



Iguanodon, 285. 



Imago, the, or perfect insect, 135. 



Inclusa, 57. 



Indicator major and minor, 365; indi- 

 catorinae, ib. 



Indris, 493. 



Inferobranchia, 80; inferobranchiat3, 

 10. 



Infusoria, nature of the, 9; only 

 known since the invention of the 

 microscope, 17 ; first discovered by 

 Leeuwenhoek, 18 ; size and shape 

 of, ib. ; different forms and organi- 

 zation of. 19; inhabitants of water 

 not of air, 20 ; modes of locomotion 

 and methods of reproduction of, 21 ; 

 vital power of, ib. ; extent of geolo- 

 gical strata made up of the solid 

 parts of, 21, 22; doubts existing 

 among naturalists as to the exact 

 nature of many of the, 22 ; the 

 class aneutera, 23, 24 ; enterodela, 

 24, 25. 



Inia boliviensis, 426. 



Ir-secta, 12, 1.3, 95, 132. 



Insectivora, 15, 416, 472, 476. 



Insects, cliief characteristics of, 12, 

 132; application of names to the 

 organs of, 132, 133 ; the egg and lar- 

 va of, 33 ; metamorphoses of, 134 ; 

 the pupa, ib. ; the imago or perfect 

 insect, 135; general observations 

 upon the component parts of the 

 head of, with an explanation of the 

 scientific terms applied to them, 

 135-138 — on the thorax and its ap- 

 pendaores, 138, 139— on the abdomen, 



139, 140; nervous system of, 140; 

 luminosity of, ib. ; methods of de- 

 fence of, and sounds emitted by, 



140, 141 ; ravages of, among vege- 

 table productions, 141 ; uses of, 141, 

 142; essentially terrestrial, 142; 

 orders of, according to Latreille, 

 143; Hurmeister's arrangement of, 

 143, 144; directions concerning the 

 search tor, and preservation and ar- 

 rangement of specimens, 149-151. 



Insessores, 293. 



Intestina, animals included under the, 



10 ; orders of, ib. 

 Inuus ecaudatus, 496. 

 Involuta, 88. 

 Jo lluvialis, 84. 

 Iridina, 71 ; iiidinina>, ib. 

 Irrisor erythrorhynchus and melano- 



rhynchus, 236. 

 Isis hippuris, 37. 

 Isocardia, 73. 

 Isomys, 464. 

 Isopoda, 12; the walking, swimming, 



and sedentary. 111; families of, ao- 



cordins to Latreille, 112. 

 Isothrix. 460. 

 lulida;, 131 ; iulus, ib. 

 Ixodes, 123; ixodidae, ib. 



Jacamai'alcyonides leucotis, 325. 

 Jacamars, the, 325. 

 .lacanas, the, 382. 

 .Jackal, the, 489. 

 Jackdaw, the, 351. 



94.5 



