INDEX 



695 



Heteroccelous vertebra, 373* 

 Heterodont teeth, 4(13* 

 Hi'tcrodnntiiff Sec < 'i-x/rucion 



Heterostraci, 254*, 255 



Hetcmti.*, 235 



Hexnnchus, 164, l(i(i, 1(57, 168, 169 



Hilaire, E. G., St., (557 



HihiH. 459* 



Hind -brain, of Cranial a, 97 See Brain 



Hind kidney, 113 See Metanephros 



Hind-limb, 67 See Limbs 



Hip-girdle, of Craniata, 82 



Hippocampal commissure, of Frog, 

 277 : Lizard, 319 : Reptilia, 349": 

 Birds, 422 : Mammals, 561 



Hippocampal sulcus, 456 



Hippocampus, 319, 349, 456 See 

 Brain 



Hippocampus (Sea-horse), 217, 234 



Hippopotamus, 468. 488, 489, 501, 

 523, 524, 525, 520, 580 



Hippopotamus amphibius, 488 



HirundinidcB, 404 



Hoatzin, 403, 407, 408, 409, 613 



Hock, 489* 



Hoffman's Sloth, 495 



Holarctic region, 609 



Holoblastic segmentation, 569 



Holobranch, 86, 87* 



Holocephali, 64*, 182 : External char- 

 acters, 183 : Endoskeleton, 184 : 

 Digestive organs, 186 : Respiratory 

 organs, 187 : Heart, 187 : Brain, 

 187, 188 : Urinogenital organs, 189 : 

 Development, 190, 191 : Fossil 

 remains, 190 



Holostei, 212*, 213, 218, 221, 222, 221!, 

 227, 229, 231, 232, 233, 234, 235, 238 



Hombrom, 662 



Hominidce, 473* 



Homo sapiens, 473 -See Man 



Homocercal tail-fins, 194 



Homodont teeth, 463* 



Hoofs, 486 



Hook, Robert, 649 



Hooker, J. D., 662 



Hooklets, of feather, 370, 371* 



Hoopoes, 404 



Hombills, 404, 408, 420 



Horns, of Ruminants, 487 : of Rhino- 

 ceros, 489 



Horses, 468, 488, 489, 519, 521, 525, 

 526, 527, 549, 580, 587 



House, of Appendicularia, 21* : of 

 Oikopleura, 23, 24 



Howling monkeys, 473 



Human species, 473 



Humerus, 80, 81* 



Humming-birds, 404, 423, 429 



Hunter, John, 653 



Huxley, T. H., 662, 664, 665, 668 



Hycenn, 470, 530, 580 



HycBnidtp,, 470, 530, 580 



Hydrochcerus, 492 



/////", 2S8, 289, 293 



Hylobntes, 473, 494. 581, 610, 621 



Hyoid arch, of Craniata, 75* See 



'Skull 



Hyoid bone, 80* 



Hyoid coniu, of Craniata, 76*, 77, 80 

 Hyoidcan artery, 20(5 

 Hyoiclean suspensoriimi, 7(1 

 Hyomandibular, of Craniata. 76*. 77, 



80 : Dogfish, 145 : Elasmobranchii, 



1(58 : Trout, 199, 200 : Teleostomi, 



223 

 Hyomandibular nerve, of Craniata, 



101, 102 See Brain 

 Hyoplastron, 335* 

 Hyostylic skull, 76* See Skull 

 Hypapophysis, 306* 

 Hyperoodon^4:66, 501 

 Hypnos, 168, 171 



Hypo-branchial, of Craniata, 74, 76* 

 Hypoglossal nerve, of Craniata, 101, 



103* See Brain 

 Hypo-hyal, of Craniata, 74, 76*, 199, 



201 



Hypo-ischium, 312. 343 

 Hypophysis, oiAscidia, 19, 20 : Craniata, 



99 See Brain 

 Hypoplastron, 335* 

 Hypsiprymnus rufescens, 578 

 Hyracidce, 469, 490, 580 

 Hyracoidea, 468*, 524, 527, 549, 557, 



580, 587 



Hyrax, 469, 495, 521, 524, 556, 580 

 Hystricidce, 492 See Porcupines 



1 HIS, 403, 408 



Ibises, 403, 408 



Ichthyomyzon, 134, 139 



Icltthyophis ijl/ittitfMu, 292. 301 



Ichthyopterygia, 32(5*, 362 



Ichthyornis, 402, 420 



Ichthyornis victor, 401 



Ichthyornithes, 402*, 411, 430, 431, 432 



Ichthyosaurus, 362 



Ichthyotomi, 163* 



Iguanas, 324, 333, 355, 358 



Iguanodon, 363, 364 



Iguanodon bernissartensis, 363 



Iguanodon mantclli, 363 



Iliac artery, 88, 90 



Iliac process, 171 



Iliac region, 82* : of Craniata See 



Limb-skeleton 

 Iliac vein, 88, 91 

 Ilium, 82* See Pelvic arch 



