48o 



ZOOLOGY FOR MEDICAL STUDENTS 



Gas vacuoles, 3, 19 

 Gastral filaments, 102 

 Gastrula, 104, 451 

 Gemmule, 123 

 Genital pore, 398 

 Genus, 14 



Germ-track, 194, 197 

 GiU-books, 219, 222 

 Gill-cleft, 298, 396 

 Gill-rakers, 299 

 Gill-rays, 318 

 Gill-septum, 299 

 Gills, 231, 299, 353, 354, 355 



external, 370, 390 

 Gizzard, 133 ^ 



Gland, 302 

 Gland-cell, 89 

 Globigerina ooze, 25 

 Glomerulus, 310 

 Glossa, 228 

 Glossina, 253 



Glossina morsitans, 46, 48, 49 

 Glossina palpalis, 44, 48 

 Glycogen, 16 

 Gnathobase, 218, 222 

 Goitre, 305 



Gonad, 41, 85, 137, 188, 192 

 Gonotheca, 95 - 

 Gorgonia, no 

 Grantia, 121, 122 

 Green gland, 233 

 Gregarinida, 63 

 Growth, 7, 13, 212 

 Guarnieri's bodies, 80 

 Gymnoblastic, 100 



Haemal arch, 315 



Haematopota, 251 



Haemocoele, 211 (foot-note), 231, 235 



Haemocyanin, 235 



Haemoglobin, 141, 155 



Haemoproteus, 63 



Haemosporidia, 63 



Hair, 437 



Halteres, 230 



Haploid, 182 



Haplosporidia, 67 



" Harvest-bug," 258 



Heart, 320, 321, 360, 368, 383, 394, 412, 



423> 432. 464 

 Heliotropism, 10 (foot-note) 

 Helix, 269 

 Hemiptera, 241 

 Hemispheres (brain), 33r, 36r, 369, 387, 



447 

 Heredity, 193, 196 

 Hermaphroditism, 91, 137 

 Heterocercal, 294 

 Heteronereis, 145 

 Heterotricha, 72 

 Hexactinellida, 124 



Hippospongia, 127 (foot-note) 

 Hirudinea, 157 

 Hirudo, r53-i57 

 Histolysis, 215 

 Holoblastic, 454 

 Holophytic nutrition, 35 

 Holotricha, 72 

 Homocercal, 349 

 Homodynamy, 143 

 Homoiothermic, 427 

 Homologous chromosomes, 188 

 Homology, 143 

 Homoptera, 241 

 Hormones, 304 (loot-note) 

 House-fly, 229, 251 

 Hyalonema, 125 

 Hydatid cysts, r77 

 Hydra, 87-94, 88 

 *' Hydra tuba,'^ log 

 Hydrida, 106 

 Hydrocoele, 2S6 

 Hydroid, 95 

 Hydromedusae, 94-101 

 Hydrophobia, 80 

 Hydrotheca, 95 

 Hydrozoa, 106 

 Hymenoptera, 243 

 Hyoid arch, 319 

 Hyostylic, 319 

 Hypogeophis, 406 

 Hypopharynx, 228 

 Hypotricha, 73 



" Imaginal discs," 215 

 Imago, 213 



Impressed characters, 194 

 Infection, direct and cyclical, 44, 46, 48 

 Inflammation, 262 

 Infusoria, 67 . 

 Ingestion, 6 

 Inhalent canals, 122 

 Inheritance, 193, 196 

 Ink-sac, 276 



Insects and disease, 43, 46-5r, 59, 62, 77, 

 78, 80, 246, 251, 253, 255 

 and light, 233 

 Internal medium, 86, 304 

 Internal secretion, 304 

 Interstitial cells, 89 

 Intervertebral ligaments, 316 

 Intestine, 133 

 Itch-mite, 257 



Jigger, 255 



Kala azar, 50 

 Karyokinesis, 8 

 Karyosome, 42 

 Kerona, 73 

 Kidney, 311 

 Kineto-nucleus, 43 



