886 



GENERAL INDEX. 



HYL 



Hylobates leuciscus, osseous system of, ii. 



520, 544 

 Hylobates synclactylus, characters of, ii. 

 291 



osseous system, iii. 520, 533, 552 

 Hylorana, teguments of, i. 552 

 Hyopotamus, teeth of, iii. 343, 375 

 Hyperanodon, teeth of, i. 403 

 Hyperoodon, alimentary canal of, iii. 453, 

 454 



female organs of generation, iii. 691 



heart, iii. 521 



limb-bones, ii. 429 

 Hypostoma, air-bladder of, i. 493 

 Hypsiprymnus, characters of, ii. 275 



limb-bones, ii. 351, 354-361 



mammary glands, iii. 769 



organs of generation, male, iii. 648 



prosencephalon, iii. 105 



skull, ii. 336, 339-345, 347, 349, 350 



teeth, iii. 290, 291 



vertebral column, iii. 329, 331, 333 

 Hypsiprymnus (Dendrolagus) dorcocepha- 

 lus, alimentary canal of, iii. 415, 419 



limb-bones, ii. 363 



teeth, iii. 290 

 Hypsiprymnus murinus, female organs of 

 generation of, iii. 681 



teeth, iii. 290 



skull, ii. 345 

 Hypsiprymnus myosurus, skull of, iii. 338, 



342 

 Hypsiprymnus setosus, alimentary canal of, 

 ii. 420 



skull, ii. 345 

 Hypsiprymnus (Dendrolagus) ursinus, 

 limb-bones of, ii. 360, 363 



organ of taste, iii. 191 



skull, ii. 338, 342, 345 



teeth, iii. 290 



vertebral column, ii. 332 

 Hyracotherium, geological remains of, iii. 

 792 



teeth, iii. 375 

 Hyrax capensis, characters of, ii. 284, 285 



alimentary canal, iii. 461, 463 



limb-bones, ii. 455 



organ of hearing, iii. 233 



organs of generation, male, iii. 664 



prosencephalon, iii. 114, 120, 121, 123, 

 133, 143 



teeth, iii. 340, 342, 356 



thymus, iii. 567 



thyroid gland, iii. 565 



skull, ii. 450 



urinary system, iii. 606 



vertebral column, ii. 446 

 Hystricidae, vertebral column of, ii. 364 

 Hystrix alopha, vertebral column of, ii. 



364 

 Hystrix cristata, characters of, ii. 269 



liver, iii. 485 



mammary glands, iii. 775 



INS 

 Hystrix cristata — continued. 

 nerves, iii. 151 



organs of generation, male, iii. 650 

 organ of taste, iii. 192 

 prosencephalon, iii. 110 

 scales, iii. 623 

 skull, ii. 372, 373 

 vertebral column, ii. 364 



ICHTHYOMORPHA (Urodela), charac- 

 ters of, i. 15 



muscles, i. 215 



skull, i. 89 

 Ichthyopterygia, characters of, i. xxxviii, 

 15 



pectoral limb, i. 170 



skull, i. 158 



teeth, i. 388 



vertebral column, i. 50 

 Ichthyosaurus, characters of, i. 16 



organ of sight, i. 339 



organ of smell, i. 330 



pectoral limb, i. 170, 171 



pelvic arch and limb, i. 181 



skull, i. 158 



teeth, i. 364; iii. 281 

 Ichthyosaurus communis, vertebral column 



of, i. 50 

 Ichthyosaurus tenuirostris, skull of, i. 159 

 Ictides. See Arctictis 

 Iguana, skull of, i. 157 



sternum, ii. 21 



vertebral column, i. 57 

 Iguana tuberculata, organ of taste of, i. 

 327 



skull, i. 158, 159 



teeth, i. 403 



teguments, i. 556 



vertebral column, i. 60 

 Iguanidse, teeth of, i. 402 

 Iguanodon, characters of, i. xxxviii, 18 



teeth, i. 387, 403 

 Implacentalia, characters of, ii. 270 



development, iii. 715-722 

 Impregnation in Mammalia, iii. 711 

 Incubation of Aves, ii. 256 



exception to, ii. 256 



periods of, ii. 257 

 Indri, bones of, ii. 515, et seq. 

 Ingluvies, or crop, of Aves, ii. 158 

 Inia, teeth of, iii. 282 

 Insectivora, alimentary canal of, iii. 427 



characters of, ii. 277 



development, iii. 730 



heart, iii. 520 



liver, iii. 483 



muscles, iii. 17 



organs of generation, iii. 655 

 male, iii. 655 

 female, iii. 687 



organ of hearing, iii. 229 



