622 



INDEX. 



Hysenodon .... 593 



Hyalea . . . 329 



Hyalonema. . . .116 



Hydatina . . . .198 



Hydra 26, 27, 33, 122, 126, 142 



,, Budding of . .48 



,, Development of .129 



„ General life of . . 126 



„ General structure of . 127 



,, Minute „ . 127 



„ Muscle system of . 35 



„ Physiology of . . 11 



„ Reproduction of 46, 128 



Hydrachna .... 293 



Hydractinia . . .122 



Hydra-tuba of Aurelia . . 134 



Hydrids . . .126, 142 



Hydrochcerus . . , 589 



Hydrocorallinas . . 130, 



Hydroid colonies . 122. 



Hydromedus9e . 126, 129, 



Hydrophis .... 



Hydropotes 



Hydrozoa . 



„ Summary of 

 „ Types of 

 Hydrozoon and Scyph( 



contrasted 

 Hyla . 

 Hylobates . 



Hylodes . . . 445, 465 

 Hymenaster . . . 209 



Hymenocaris . . . 248 

 Hymenoptera . . . 280 

 Hyoid arch of Vertebrates . 373 

 Hyo-mandibular arch . . 373 

 Hyperia .... 249 

 Hyperodapedon . . -475 

 Hyperolius .... 465 

 Hypoblast . . . 31, 61 



Hypodermis=Epidermis . 261 

 Hypophysis . . .550 



Hypotricha . . . .112 

 Hypsiprymnodon . • S7I 



Hyracoidea . . . 581, 582 

 Hyracotherium . . .5^1 

 Hyrax . . . 581, 582 



Hystricidse .... 589 

 Hystricomorpha . . . 589 

 Hystrix .... 589 



143 

 126 

 142 

 482 



579 

 126, 142 



131 

 129 



137 

 44S. 465 

 601 



lanthina 

 Ichneumon . 

 Ichthyomyzon 

 Ichthyopsida 



,, Sauropsida and 



Mammalia contrasted 

 Ichthyopterygia . 

 Ichthyopterygium of Fishes 

 Ichthyornis . 

 Ichthyosaurus 

 Icticyon 

 Idotea. 

 Iguana 

 Iguanidse 

 Iguanodon . 

 Ilium . 

 Impennes . 

 Incus of Ear 

 Indris . 

 Infundibulum 

 Infusoria 



,, Ciliary movement in 

 Innominate Bone 

 Insecta 



, , General life of . 



, , Classification of 

 Insects and Flowers 



,, History of 



„ Injurious . 



„ Pedigree of 

 Insectivora . 

 Integration of individual 

 Integripallia 

 Intestine 



Intracellular digestion . 

 Invagination 

 Invertebrata, Classes of 



,, and Vertebrata 



Iris 

 Ischium 



PAGE 



317. 328 

 592 



594 



97: 



Isis 



Isolation 



Isomya 



Isopleura, 



Isopoda 



Iter . 



Ixodes 



Jackal 

 Jacobson's organ 



300, 



409 

 44 



469 

 489 

 411 

 520 



489 



592 

 248 

 478 

 478 

 489 

 378, 554 

 521 

 387 

 598 

 379 

 112 



97 



554 



257, 28r 



273 

 280-1 



274 

 279 

 275 

 279 



595 

 27 



3" 



391 



117 



60 



3 



. 388 

 378, 554 

 140, 141 



• 85 



• 3" 

 3". 327 



. 248 



■ 379 



• 293 



■ 592 



• 557 



