INDEX. 



607 



Gordiidre, 35G. 

 Gordius, 34<;. 34:., 348. 

 357. 



Gorgonia, 281. 

 ( I' >ivoiiidas, 224. 

 Grain- worms, 582. 

 GrnnHa, 217. 222: 

 Grapholitha, 582. 

 Grapsus, 479. 

 Grasshoppers. 557. 

 Gregarinidse, 207. 

 Gressoria, 557. 

 Gromia, 187. 

 Gryllotalpa, 527, 558. 

 Gryllus, 558. 

 Gymnocopa, 380. 

 Gymnophthalmata, 238. 

 Gynascophorus, 322. 

 Gyrator, 314. 

 Gyrodactylus, 325. 

 Gyropeltis. 438. 



Hsematopota, 577. 

 Hasmatozoa, 356. 

 Haementaria, 400. 

 Haemoglobin. 33. 

 Hremopsis, 400. 

 Hairstreak butterflies, 



585. 



Halichondriae, 221. 

 Halicryptus, 394. 

 Halisarca, 221. 

 Halistemma, 249. 

 Halla, 379. 

 Halocypris, 427. 

 Halomitra, 232. 

 Halosaurida?, 175. 

 Halteres, 528, 572. 

 Halteria, 205. 

 Haltica, 5,ss. 

 Hamm, 133 

 Harlequin. 583. 

 Harpacticus, 435 

 Harpalus, 590. 

 Harpyia. 5s I . 

 Harvey, 133. 

 Haustellum, 573. 

 Haversian canals. 41. 

 Hawk-moths, 584. 

 Heart of vertebrata, 



Evolution of, ill. 

 Heat, animal. 73. 

 Heliaster, 293. 

 Heliiisphiera, I'.M). 

 Heliozoa, 187. 

 Hemerobidaj, 5(!4. 

 Hemerobius. ."(14. 

 Hemiaspis. 4'sij. 

 Hemiaster. 279. 

 Hemielytra. 571. 

 Hemiptera, 5(JG. 571. 



. 57li. 



Hepato-punnvas. 59. 



Hepiolus. 5s4. 



Herbert on fertility of 



Hybrids, H2. 

 Heredity, 145. 

 Eermaphroditism 99, in- 



complete, 100. 

 Hermella, 382. 

 Hermit Crabs, 478. 

 Hesperia. 5S5. 

 Hesperoruis. !7ii. 

 Hessian fly, 578. 

 Heterodera, 357. 

 Heterotramia. 555, 557. 

 Heterogamy, 127. 130, 



131, 543. 

 Heterogamy, incom- 



plete, 131. 

 Heterogyna, 596. 

 Heteromera, 588. 

 Heteronereis, 373, 379. 

 Heterotricha, 205. 

 Heuschrecken, 557. 

 Hexactinellidae, 220. 

 Hexactinia, 231. 

 Hexapoda, 521. 

 Hibernation. 74. 

 Hilaire, E. G. St., 137. 

 ,. ,, on mu- 



tability of species, 1 44. 

 Hind gut, 56. 

 Hippa, 478. 

 Hipparchia, 585. 

 Hipparion, 172. 

 Hippidse, 477. 

 Hippobosoa, 575. 

 Hippodidse, 249. 

 Hirudinea, 3'.i4. 

 Hirudo, 400. 

 His pa. 588. 

 Hister, 590. 

 Histolysis, 550. 

 History of Zoology, 131. 

 Holoblastic, 111. " 

 Holopus. 2S!. 

 Holothuria, 2! ( .l. 

 Holothurians, 27'.. 

 Holothuroidea, 297. 

 Ilolotrioha, 204. 

 Ilol/llicgcn, 577. 

 Homarus, 477. 

 Homology, '*-. 

 Homoptera. 570. 

 Homotheriuic, 74. 



.",, . 



House-fly. 57i>. 

 Humbte bee, 598. 

 Hummelfliegen, 57(i. 

 Humminir-bird Hawk- 



moth, 584. 

 II yaloiK-nia. 222. 

 Hyalospongia, 221. 

 Hybrid 142, Fertility of, 



'ill'. 



Hydatid plague, 33 tJ. 

 Hydatina, 404 

 Hydra, 240. 

 Hydrachna, 4!i5. 

 Hydractinia, 241. 

 Hydranth, 244. 

 Hydrobius, 590. 

 Hydrocoralliae. 240. 

 Hydrocores, 571. 

 HydromedusEe, 236, 

 Hydrometra. 572. 

 Hydrophilas, 5!in. 

 Hydrophilus. develop 



ment of, 545. 

 Hydro phyllia, 246. 

 Hydropsyche, 565. 

 Hydrosoma, 244. 

 Hydrotheca. 241, 234. 

 Mydrozoa. 233. 

 Hylobius, 588. 

 Hymenocaris, 448. 

 Hymenoptera, 590. 

 Hyperia, 455. 

 Hyperidse, 455. 

 Hyperina, 455. 

 Hyp t- r m et a m o r p hosis, 



54S, 5ss. 

 Hypoblast, 114. 

 Hypoderma. 576. 

 HypodermisArthropoda, 



407. 

 Hypodermis of Vermes, 



303. 

 Hypodermis ur Nema- 



toda, 345. 

 Hypopharynx, 524. 

 Hypopns. i93. 

 Hypotricha. 2u5. 

 Hystrix. 379. 



Ibla. 445. 

 Ichneumon. 5!)5 

 Ichthydina. 4()4. 

 Iclithyobdellidse, 399. 

 Ichthyurnit hes, 175. 

 Idotea. 460. 



Hoof, 34. 



Hormipliora. I'D*;. 

 Hiiriniscium. 2<ll'.. 

 llni'iiets. 597. 

 Hnrny s])ong.>s. 221. 



Ilia, 478. 

 Ileum. 57. 

 Imaginal disc. 55n. 

 . 54 S. 



